{"id":6011,"date":"2007-11-04T22:06:00","date_gmt":"2007-11-04T13:06:00","guid":{"rendered":"http:\/\/www.synapsoft.co.kr\/blog\/6011"},"modified":"2019-07-31T15:09:21","modified_gmt":"2019-07-31T06:09:21","slug":"pagerank-%ec%99%80-%ea%b5%ac%ea%b8%80-%ea%b2%80%ec%83%89%ec%97%94%ec%a7%84","status":"publish","type":"post","link":"https:\/\/www.synapsoft.co.kr\/blog\/6011\/","title":{"rendered":"PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4"},"content":{"rendered":"<p>[et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;3.22.3&#8243; background_color=&#8221;#eeeeee&#8221; custom_padding=&#8221;0|0px|0|0px|false|false&#8221; saved_tabs=&#8221;all&#8221; global_module=&#8221;6645&#8243;][et_pb_row custom_padding=&#8221;0|0px|0|0px|false|false&#8221; _builder_version=&#8221;3.22.3&#8243;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;3.0.47&#8243;][et_pb_image src=&#8221;https:\/\/www.synapsoft.co.kr\/wp-content\/uploads\/2019\/03\/sub_blog.png&#8221; align=&#8221;center&#8221; _builder_version=&#8221;3.23.3&#8243;][\/et_pb_image][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; _builder_version=&#8221;3.22.3&#8243; saved_tabs=&#8221;all&#8221; global_module=&#8221;6615&#8243;][et_pb_fullwidth_menu menu_id=&#8221;39&#8243; fullwidth_menu=&#8221;off&#8221; _builder_version=&#8221;3.23.3&#8243; text_orientation=&#8221;center&#8221; module_alignment=&#8221;center&#8221; min_height=&#8221;0px&#8221;][\/et_pb_fullwidth_menu][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; _builder_version=&#8221;3.22.3&#8243; custom_padding=&#8221;54px|0px|0|0px|false|false&#8221; saved_tabs=&#8221;all&#8221; global_module=&#8221;6617&#8243;][et_pb_row _builder_version=&#8221;3.23.3&#8243; border_width_bottom=&#8221;1px&#8221; border_color_bottom=&#8221;#eeeeee&#8221;][et_pb_column type=&#8221;4_4&#8243; _builder_version=&#8221;3.23.3&#8243;][et_pb_post_title author=&#8221;off&#8221; comments=&#8221;off&#8221; featured_image=&#8221;off&#8221; _builder_version=&#8221;3.23.3&#8243; title_font=&#8221;Noto Sans|700|||||||&#8221; meta_font=&#8221;Noto Sans||||||||&#8221;][\/et_pb_post_title][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=&#8221;1&#8243; admin_label=&#8221;section&#8221; _builder_version=&#8221;3.22.3&#8243;][et_pb_row admin_label=&#8221;row&#8221; _builder_version=&#8221;3.22.3&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221;][et_pb_column type=&#8221;3_4&#8243; _builder_version=&#8221;3.0.47&#8243;][et_pb_text admin_label=&#8221;Text&#8221; _builder_version=&#8221;3.0.74&#8243; background_size=&#8221;initial&#8221; background_position=&#8221;top_left&#8221; background_repeat=&#8221;repeat&#8221;]<strong><font size=\"4\">PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4<\/font><\/strong><\/p>\n<p><strong><font size=\"4\"><br \/>\n<\/font><\/strong><strong><font size=\"4\"><\/font><\/strong>v1.0 2007\/11\/02 Copyleft by \uc804\uacbd\ud5cc@\uc0ac\uc774\ub0c5\uc18c\ud504\ud2b8<\/p>\n<p><font color=\"#ff7635\" size=\"3\"><strong>\ud398\uc774\uc9c0\ub7ad\ud06c(PageRank)<\/strong><\/font><\/p>\n<p>\ube44\uc2fc\uac70\ub77c\ub294\ub370&#8230; \uad6c\uad6c\uc808\uc808\ud55c \uc74c\uc2dd \uc124\uba85\ubcf4\ub2e4\ub294 \uba3c\uc800 \uba39\uc5b4\ubcf4\ub294\uac8c \uc88b\uc9c0 \uc54a\uaca0\ub098?<br \/>\n\uad6c\uae00\ucc3d\uc5c5\uc790\uc911 \ud55c\uba85\uc778 \ub798\ub9ac\ud398\uc774\uc9c0\uac00 \ub9cc\ub4e0 \ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \uc815\uc758\ub294 \uc544\ub798\uc640 \uac19\ub2e4.<\/p>\n<div style=\"PADDING-RIGHT: 10px; PADDING-LEFT: 10px; PADDING-BOTTOM: 10px; PADDING-TOP: 10px; BACKGROUND-COLOR: #ffdaed\"><strong><font color=\"#0000ff\">PR(A) = (1-d) + d(<font color=\"#008000\">PR(T1)\/C(T1) + PR(T2)\/C(T2) + &#8230; +&nbsp; PR(Tn)\/C(Tn)<\/font>)<\/font><\/strong><\/p>\n<p>A : \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uacc4\uc0b0\ud558\uace0\uc790\ud558\ub294 \ub178\ub4dc<br \/>\nT1&#8230;Tn : A\ub85c\uc758 \ub9c1\ud06c\ub97c \uac00\uc9c0\uace0 \uc788\ub294 \ub178\ub4dc<br \/>\nC(Tn) : \ub178\ub4dc Tn\uc5d0\uc11c \uc678\ubd80\ub85c \ub098\uac00\ub294 \ub178\ub4dc \uc218<br \/>\nd : \uc81c\ub3d9(damping) \uacc4\uc218 \ubcf4\ud1b5 0.85<\/p>\n<\/div>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"246\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAwLmpwZw==\" width=\"412\"><\/div>\n<p>\uadf8\ub9bc1) \ub178\ub4dc A\uc640 T1 &#8230; Tn \uc0ac\uc774\uc758 \uad00\uacc4<\/p>\n<p>\ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \ubaa8\ub4e0 \ub178\ub4dc\uc5d0 \ub300\ud55c \ud655\ub960\ubd84\ud3ec\ub97c \ub098\ud0c0\ub0b8\ub2e4.<br \/>\n\ub530\ub77c\uc11c \ubaa8\ub4e0 \ub178\ub4dc\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \ud569\uc740 1\uc774\ub2e4.<\/p>\n<p><font color=\"#008000\" size=\"2\"><strong>\uc608\uc81c1) \ub9c1\ud06c\uac00 \ud558\ub098\ubfd0\uc778 \uad6c\uc870\uc5d0\uc11c\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c<\/strong><\/font><\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"79\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAxLmpwZw==\" width=\"208\"><\/div>\n<p>\uadf8\ub9bc2) \ub450\uac1c\uc758 \ub178\ub4dc \ud558\ub098\uc758 \ub9c1\ud06c<\/p>\n<p>\uacc4\uc0b0\uc744 \uc704\ud55c \ucd08\uae30\uac12\uc73c\ub85c d=0.85, PR0(A)=1, PR0(B)=1\ub97c \uc8fc\uace0 \uacc4\uc0b0\ud55c\ub2e4.<br \/>\n(\uc65c? d\uac12\uc740 \uad6c\uae00\uc774 \uc4f0\ub294 \uac12\uc744 \uc0ac\uc6a9\ud558\uc600\uace0, PR(A), PR(B)\uc758 \ucd08\uae30\uac12\uc740 \uc5b4\ub5a4 \uac12\uc774\uc5b4\ub3c4<br \/>\n&nbsp;\uac19\uc740 \uac12\uc73c\ub85c \uc218\ub834\ud55c\ub2e4. \uc758\uc2ec\ub098\uba74 \uc9c1\uc811 \ubc14\uafd4\uc11c \ud574\ubcf4\uae38 \ubc14\ub780\ub2e4.)<\/p>\n<p>&nbsp;PR1(A) = 0.15 + 0.85 * 0 = 0.15<br \/>\n&nbsp;PR1(B) = 0.15 + 0.85 * 1 = 1.00<\/p>\n<p>&nbsp;PR2(A) = 0.15 + 0.85 * 0 = 0.15<br \/>\n&nbsp;PR2(B) = 0.15 + 0.85 * 0.15 = 0.28<\/p>\n<p>&nbsp;PR3(A) = 0.15 + 0.85 * 0 = 0.15<br \/>\n&nbsp;PR3(B) = 0.15 + 0.85 * 0.15 = 0.28<\/p>\n<p>\ub354\uc774\uc0c1 \uac12\uc758 \ubcc0\ud654\uac00 \uc5c6\uc774 \uc218\ub834\ud558\ubbc0\ub85c,<\/p>\n<p>PR(A) = 0.15 \/ 0.43 = 0.35<br \/>\nPR(B) = 0.28 \/ 0.43 = 0.65<\/p>\n<p><strong><font color=\"#008000\" size=\"2\"><br \/>\n\uc608\uc81c2) \ub9c1\ud06c\uac00 \ub450\uac1c\uc774\uba70 \uc11c\ub85c \ub9c1\ud06c\ud558\ub294 \uad6c\uc870\uc5d0\uc11c\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c<br \/>\n<\/font><\/strong><\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"74\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAyLmpwZw==\" width=\"210\"><\/div>\n<p>\uadf8\ub9bc3) \ub450\uac1c\uc758 \ub178\ub4dc, \ub450\uac1c\uc758 \ub9c1\ud06c<\/p>\n<p>\uc55e\uc11c\uc640 \uac19\uc774 \ucd08\uae30\uac12\uc73c\ub85c d=0.85, PR0(A)=1, PR0(B)=1\ub97c \uc8fc\uace0 \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n<p>&nbsp;PR1(A) = 0.15 + 0.85 * 1 = 1.00<br \/>\n&nbsp;PR1(B) = 0.15 + 0.85 * 1 = 1.00<\/p>\n<p>\uacc4\uc0b0\uac12\uc774 \uc218\ub834\ud558\ubbc0\ub85c,<\/p>\n<p>PR(A) = 1.00\/2.00 = 0.5<br \/>\nPR(A) = 1.00\/2.00 = 0.5<\/p>\n<p><strong><font color=\"#ff7635\" size=\"3\">\uac80\uc0c9\uc5d4\uc9c4 \uac1c\uc694<\/font><\/strong><\/p>\n<p>PageRank\ub294 \uac80\uc0c9\uacfc \uad00\ub828\uc774 \uc5c6\ub294 \uac1c\ub150\uc774\ub77c \ubcfc \uc218 \uc788\uc9c0\ub9cc,<br \/>\n\uad00\ub828 \ub420 \uc218 \ub3c4 \uc788\ub2e4. \uadf8\ub798\uc11c \uac80\uc0c9\ubd80\ud130 \uc124\uba85\ud558\ub3c4\ub85d \ud55c\ub2e4.<\/p>\n<p><font color=\"#8e8e8e\">(\ubcc4\ub85c \uc911\uc694\ud55c \uac83\uc740 \uc544\ub2c8\uc9c0\ub9cc&#8230;)<\/font><br \/>\n\ub9ce\uc740 \uc0ac\ub78c\ub4e4\uc774 \ub124\uc774\ubc84\ub098 \ub2e4\uc74c, \uc5e0\ud30c\uc2a4\ub97c \uac80\uc0c9\uc5d4\uc9c4\uc774\ub77c \ubd80\ub978\ub2e4.<br \/>\n\uc774\ub97c \uc870\uae08 \ub35c \ubaa8\ud638\ud558\uac8c \ub9d0\ud558\uc790\uba74 \uac80\uc0c9\uc5d4\uc9c4\uc744 \uc7a5\ucc29\ud55c \ud3ec\ud0c8\uc774\ub2e4.<br \/>\n\uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 \uc881\uc740 \uc758\ubbf8\uc758 \uac80\uc0c9\uc5d4\uc9c4\uc5d0 \ub300\ud574\uc11c\ub9cc \uc124\uba85\ud55c\ub2e4.<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"186\" onclick=\"open_img('http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAxLmpwZw==')\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAxLmpwZw==\" style=\"CURSOR: pointer\" width=\"500\"><\/div>\n<p>\uadf8\ub9bc4) \uc77c\ubc18\uc801\uc778 \uac80\uc0c9\uc5d4\uc9c4\uc758 \uad6c\uc870<\/p>\n<p>\uac80\uc0c9\uc5d4\uc9c4\uc740 \ud06c\uac8c \uc218\uc9d1, \uc0c9\uc778\uacfc \uac80\uc0c9\uc758 \uc138\ubd80\ubd84\uc73c\ub85c \ub098\ub25c\ub2e4.<\/p>\n<ul>\n<li><font style=\"BACKGROUND-COLOR: #d0ff9d\">\uc218\uc9d1(Crawl)<\/font> &#8211; \uc5d0\uc774\uc804\ud2b8\ub098 \uac8c\uc774\ud2b8\uc6e8\uc774\ub97c \ud1b5\ud558\uc5ec \uac80\uc0c9\ub300\uc0c1\uc774 \ub418\ub294 \ubb38\uc11c\ub97c \ubaa8\uc73c\ub294 \uc791\uc5c5<br \/>\n<font color=\"#177fcd\">(\uc911\ubcf5\uc81c\uac70, \ub9c1\ud06c\ucd94\ucd9c, \ubcd1\ub82c\ucc98\ub9ac, \uc554\ud638\ud654, \uc555\ucd95, DB\uc5f0\uacc4 \ub4f1\uc774 \ubb38\uc81c\uac00 \ub428)<\/font><\/li>\n<li><font style=\"BACKGROUND-COLOR: #d0ff9d\">\uc0c9\uc778(Index)<\/font> &#8211; \uc218\uc9d1\ub41c \ubb38\uc11c\ub97c \ubd84\uc11d\ud558\uc5ec, \uac80\uc0c9\ud558\uae30 \uc88b\uc740 \ud615\ud0dc\ub85c \uc800\uc7a5\ud558\ub294 \uc791\uc5c5<br \/>\n<font color=\"#177fcd\">(\ud558\ubd80\uc800\uc7a5\uad6c\uc870, \ud615\ud0dc\uc18c\ubd84\uc11d, \uc0ac\uc804\uad00\ub9ac, \uc0c9\uc778 \uc18d\ub3c4, \uc0c9\uc778 \uc6a9\ub7c9, \uc628\ub77c\uc778\uc0c9\uc778 \ub4f1)<\/font><\/li>\n<li><font style=\"BACKGROUND-COLOR: #d0ff9d\">\uac80\uc0c9(Search)<\/font> &#8211; \uc9c8\uc758\uc5b4\uc5d0 \ubd80\ud569\ud558\ub294 \ubb38\uc11c\ub97c \uc0c9\uc778\uc5d0\uc11c \ucc3e\uc544 \uc720\uc800\uc5d0\uac8c \ubcf4\uc5ec\uc8fc\ub294 \uc791\uc5c5<br \/>\n(<font color=\"#177fcd\">\uc9c8\uc758\uc5b4\ubd84\uc11d\/\ud655\uc7a5, \uc18d\ub3c4, \ubcd1\ub82c\ucc98\ub9ac, \uc7ac\ud604\ub960\uacfc \uc815\ud655\ub960, \ub7ad\ud0b9, \uc18c\ud305, \uba38\uc9d5, \uadf8\ub8f9\ud551 \ub4f1)<\/font><\/li>\n<\/ul>\n<p>\uac01\uac01\uc5d0 \ub300\ud574\uc11c\ub294 \uc218\ub3c4\uc5c6\uc774 \ub9ce\uc740 \ub17c\ubb38\ub4e4\uc774 \uc788\uc73c\ubbc0\ub85c, \uae4a\uc774 \uc54c\uace0\uc790\ud558\uba74 \uc27d\uac8c \ubc30\uc6b8 \uc218 \uc788\uc74c.<br \/>\n\ud2b9\ud788, \uc694\uc998\uc5d4 \uac80\uc0c9\uc5d4\uc9c4\uacfc \uad00\ub828\ub41c \ub2e4\uc591\ud55c \uc624\ud508\uc18c\uc2a4\uac00 \uc874\uc7ac\ud558\ubbc0\ub85c<br \/>\n\uc88b\uc740 \uc624\ud508\uc18c\uc2a4\ub97c \ucc38\uc870\ud558\uc5ec \uacf5\ubd80\ud558\ub294 \uac83\uc744 \uad8c\uc7a5\ud568.<\/p>\n<p>DBMS\uc640 \ube44\uad50\ud558\uc5ec \uac80\uc0c9\uc5d4\uc9c4\uc758 \uac00\uc7a5 \ud070 \ucc28\uc774\uc810\uc744 \ub9d0\ud55c\ub2e4\uba74,<br \/>\n\uc815\ud655\ud788 \uc77c\uce58\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc720\uc0ac\ud55c \uc815\ub3c4\ub97c \uac00\uc9c0\uace0 \ubb38\uc11c\ub97c \ucc3e\uc544\uc57c \ud55c\ub2e4\ub294 \uac83\uacfc<br \/>\nDBMS\uac00 \ubc31\uc5c5\/\ubcf5\uad6c \ub4f1 \ub2e4\uc591\ud55c \uad00\ub9ac\uae30\ub2a5\uc744 \uc911\uc2dc\ud558\ub294 \uac83\uacfc\ub294 \ub2ec\ub9ac<br \/>\n\uac80\uc0c9\uc5d4\uc9c4\uc740 \uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\uc640 \uac80\uc0c9\uc18d\ub3c4\ub97c \uc911\uc694\uc2dc \ud55c\ub2e4.<\/p>\n<p><strong><font color=\"#ff7635\" size=\"3\">3\ub178\ub4dc \ud398\uc774\uc9c0\ub7ad\ud06c<\/font><\/strong><\/p>\n<p>\uc774\uc81c \ub178\ub4dc\uac00 3\uac1c\uc788\ub294 \uad6c\uc870\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uad6c\ud574\ubcf4\uc790.<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"155\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAzLmpwZw==\" width=\"202\"><\/div>\n<p>\uadf8\ub9bc5) 3\ub178\ub4dc \uc9c1\ub82c \ub9c1\ud06c \uad6c\uc870<\/p>\n<p>\uba3c\uc800, PageRank \uacf5\uc2dd\uc5d0 \ub300\uc785\ud558\uc5ec \uc368\ubcf4\uc790.<\/p>\n<p>PRi(A) = 0.15<br \/>\nPRi(B) = 0.15 + 0.85(PRi-1(A)\/1)<br \/>\nPRi(C) = 0.15 + 0.85(PRi-1(B)\/1)<\/p>\n<p>\uc5f0\uc2b5\uc7a5\uc5d0 \uc190\uc73c\ub85c \ud480\uc5b4\ub3c4 \ub418\uaca0\uace0, \uac04\ub2e8\ud55c \ud504\ub85c\uadf8\ub7a8\uc744 \uc9dc\ub3c4 \ub418\uaca0\uc73c\ub098,<br \/>\n\uc5d1\uc140\uc774 \uac00\uc7a5 \uc88b\ub2e4.(\ucd08\uae30\uac12\uc744 \ubc14\uafd4\uc11c \uc2e4\ud589\ud558\uae30 \ucd5c\uace0 \uc544\ub2cc\uac00?)<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"130\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA4LmpwZw==\" width=\"245\"><\/div>\n<p>\ub530\ub77c\uc11c,<br \/>\nPR(A) = 0.18, PR(B) = 0.34, PR(C) = 0.47<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"155\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAwLmpwZw==\" width=\"204\"><\/div>\n<p>\uadf8\ub9bc6) 3\ub178\ub4dc, 3\ub9c1\ud06c \uad6c\uc870<\/p>\n<p>PRi(A) = 0.15<br \/>\nPRi(B) = 0.15 + 0.85(PRi-1(A)\/2)<br \/>\nPRi(C) = 0.15 + 0.85(PRi-1(A)\/2 + PRi-1(B)\/1)<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"131\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA5LmpwZw==\" width=\"246\"><\/div>\n<p>\ub530\ub77c\uc11c,<br \/>\nPR(A) = 0.20, PR(B) = 0.28, PR(C) = 0.52<\/p>\n<p>\ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \ub2e4\ub978 \ub178\ub4dc\uac00 \uc5bc\ub9c8\ub098 \uad1c\ucc2e\uc740 \uc9c0\uc5d0 \ub300\ud55c \ud22c\ud45c\ub97c \ud558\ub294 \uac83\uc774\ub2e4.<br \/>\n\ucc38\uace0\ub85c \uc774 \ud22c\ud45c\ub294 \ub204\uad6c\ub098 \uc5ec\ub7ec\ud45c\ub97c \ud589\uc0ac\ud560 \uc218 \uc788\uace0, \ud22c\ud45c\ud558\uc9c0 \uc54a\uc544\ub3c4 \ub41c\ub2e4.<br \/>\n\uc608\ub97c \ub4e4\uc5b4 A\uac00 \ub450\ud45c\ub97c \ud589\uc0ac\ud574\uc11c B\uc640 C\uc5d0 \ud45c\ub97c \uc8fc\uc5c8\ub2e4\uba74,<br \/>\nA\uc758 \uc9c0\uc9c0\ub3c4\ub294 \ubd84\uc0b0\ub418\uba70 B\uc640 C\ub294 A\ub85c\ubd80\ud130 \ub3d9\uc77c\ud55c \uc815\ub3c4\uc758 \uc9c0\uc9c0\ub97c \ubc1b\uc740 \uac83\uc73c\ub85c \ud310\ub2e8\ud55c\ub2e4.<\/p>\n<p>\uadf8\ub9bc\uc5d0\uc11c \uc5b4\ub290 \ub178\ub4dc\uac00 \uac00\uc7a5 \ub9ce\uc740 \uc9c0\uc9c0\ub97c \ubc1b\uace0 \uc788\ub294 \uc9c0 \uc0dd\uac01\ud574\ubcf4\uace0,<br \/>\n\uc774\ub97c \uc218\uce58\ud654\ud55c PageRank\uac12\uacfc \ube44\uad50\ud574 \ubcf4\uae30 \ubc14\ub780\ub2e4.<\/p>\n<p><strong><font color=\"#ff7635\" size=\"3\">\uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4\uc758 \uad6c\uc870<\/font><\/strong><\/p>\n<p>\uc0c1\ub300\uc801\uc73c\ub85c \uc790\ub8cc\uaddc\ubaa8\uac00 \uc791\uc740 \uae30\uc5c5\uc6a9 \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4\uace0\uc790 \ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 DBMS\uc640 \uc720\uc0ac\ud55c \uc815\ub3c4\uc758 \ub9ce\uc740 \uae30\ub2a5\uc774 \ud544\uc694\ud558\ub2e4. \uadf8\ub7ec\ub098 \uc778\ud130\ub137\uc0c1\uc758 \ub9ce\uc740, \uc815\ub9d0\ub85c \ub9ce\uc740 \uc790\ub8cc\ub97c \uac80\uc0c9\ud558\uace0\uc790 \ud558\ub294 \ub300\uc6a9\ub7c9 \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4\uace0\uc790 \ud558\ub294 \uacbd\uc6b0\ub294 \ub2e4\uc591\ud55c \uae30\ub2a5\ubcf4\ub2e4 \uac80\uc0c9\uc774\ub77c\ub294 \ud558\ub098\uc758 \uae30\ub2a5\uc774 \ud560 \uc218 \uc788\ub294\ud55c \ucd5c\ub300\ud55c \ube60\ub974\uac8c, \uc815\ud655\ud558\uac8c \ub418\ub294 \uac83\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"391\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA0LmpwZw==\" width=\"374\"><\/div>\n<p>\uadf8\ub9bc7) \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4\uc758 \uad6c\uc870<\/p>\n<div style=\"PADDING-RIGHT: 10px; PADDING-LEFT: 10px; PADDING-BOTTOM: 10px; PADDING-TOP: 10px; BACKGROUND-COLOR: #faffa9\">URL Server &#8211; \uc6f9\ud398\uc774\uc9c0\ub97c \uac00\uc838\uc62c URL\uc744 Crawler\uc5d0 \ubd84\ubc30\ud55c\ub2e4.<\/p>\n<p>Crawler &#8211; \uc6f9\ud398\uc774\uc9c0\ub97c \uac00\uc838\uc640\uc11c Store Server\uc5d0 \uc804\ub2ec\ud55c\ub2e4.<\/p>\n<p>Store Server &#8211; \uc6f9\ud398\uc774\uc9c0\ub97c \uc555\ucd95\ud558\uc5ec Repository\uc5d0 \uc800\uc7a5\ud55c\ub2e4.<\/p>\n<p>Repository &#8211; \ubaa8\ub4e0 \uc6f9\ud398\uc774\uc9c0\uc758 \uae38\uc774\uc640 \uc555\ucd95\ub41c \ub0b4\uc6a9\uc744 \uc800\uc7a5\ud558\uace0 \uc788\ub2e4.<\/p>\n<p>Indexer &#8211; \ub9ac\ud30c\uc9c0\ud1a0\ub9ac\uc758 \uc6f9\ud398\uc774\uc9c0\uc758 \uc555\ucd95\uc744 \ud480\uace0, \ud30c\uc2f1\ud558\uc5ec, hits\ud615\ud0dc\ub85c \uc800\uc7a5\ud55c\ub2e4. hits\ub294 \ub2e8\uc5b4, \ub2e8\uc5b4\uc758 \ubb38\uc11c\ub0b4\uc704\uce58, \ud3f0\ud2b8\ud06c\uae30, \ub300\uc18c\ubb38\uc790\uad6c\ubd84 \ub4f1\uc744 \ub2f4\uace0 \uc788\ub2e4. \uc0c9\uc778\uae30\ub294 hits\ub97c \uc18c\ud305\ud558\uc5ec Barrels\uc5d0 \ub098\ub204\uc5b4 \ub2f4\ub294\ub2e4. \ub610\ud55c \uc6f9\ud398\uc774\uc9c0\uc548\uc758 \uc575\ucee4\ub4e4\uc744 Anchors\uc5d0 \ub2f4\uc544\ub193\ub294\ub2e4.<\/p>\n<p>Doc Index &#8211; DocID\uc640 \ub9ac\ud30c\uc9c0\ud1a0\ub9ac\ub0b4\uc758 \uc704\uce58\ub97c \ub2f4\uace0\uc788\ub2e4.<\/p>\n<p>Barrels &#8211; forward\/backward index\uc758 \uc9d1\ud569<\/p>\n<p>Lexicon &#8211; wordID\uc640 word \ubaa9\ub85d<\/p>\n<p>Anchors &#8211; \uc575\ucee4\ud14d\uc2a4\ud2b8\uc640 \ud0c0\uac9fURL\ub85c \uad6c\uc131\ub41c\ub2e4.<\/p>\n<p>Sorter &#8211; Barrels\uc5d0 \uc800\uc7a5\ub41c Forward Index\ub97c \uc77d\uc5b4\uc11c wordID\ub85c \uc815\ub82c\ud558\uace0 Inverted Index\ub97c \uc0dd\uc131(In Place)\ud55c\ub2e4.&nbsp; \ub610\ud55c Sorter\ub294 wordID\uc758 \ub9ac\uc2a4\ud2b8\uc640 \uac01 wordID\ubcc4\ub85c Inverted Index\uc5d0\uc11c\uc758 \uc704\uce58\ub97c \uae30\ub85d\ud55c \ub9ac\uc2a4\ud2b8\ub97c \uc0dd\uc131\ud55c\ub2e4. DumpLexicon\uc774\ub77c\ub294 \ud504\ub85c\uadf8\ub7a8\uc774 \uc774 \ubaa9\ub85d\uacfc Lexicon\uc744 \uc77d\uc5b4\uc11c \uc0c8\ub85c\uc6b4 Lexicon\uc744 \ub9cc\ub4e4\uc5b4\ub0b8\ub2e4.<\/p>\n<p>URL Resolver &#8211; Anchors\ub97c \uc77d\uc5b4\uc11c \uc0c1\ub300URL\uc744 \uc808\ub300URL\ub85c \ubcc0\uacbd\ud558\uace0 docID\ub97c \ubc30\uc815\ud558\uba70, \uc575\ucee4\ud14d\uc2a4\ud2b8\ub97c docID\uc758 \uc0c9\uc778\uc5d0 \uc800\uc7a5\ud55c\ub2e4. \ub610\ud55c docID\uc758 \uc30d\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9c4 \ub9c1\ud06c\uad6c\uc870\ub97c Links\uc5d0 \uc800\uc7a5\ud55c\ub2e4.<\/p>\n<p>Links &#8211; \ub9c1\ud06c\ub97c \uc800\uc7a5\ud558\ub294 docID\uc758 \uc30d \ubaa9\ub85d<\/p>\n<p>PageRank &#8211; Links\uad6c\uc870\ub97c \uc77d\uc5b4\uc11c \ubaa8\ub4e0 \ud398\uc774\uc9c0\uc758 PageRank\ub97c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n<p>Searcher &#8211; \uc6f9\uc11c\ubc84\uc640 \uc5f0\ub3d9\ub418\uba70, \uc0ac\uc6a9\uc790 \uc9c8\uc758\ub97c Lexicon\uc744 \ucc38\uc870\ud558\uc5ec wordID\ub85c \ubcc0\ud658\ud55c\ub2e4. wordID, inverted Index, pagerank\ub97c \uc774\uc6a9\ud558\uc5ec \uacb0\uacfc\ub97c \uc0dd\uc131\ud558\uc5ec \ub2f5\ud55c\ub2e4.<\/p>\n<\/div>\n<p>\uac80\uc0c9\uc5d4\uc9c4\uc740 \uc77c\uc885\uc758 \uc720\ud2f8\ub9ac\ud2f0 \uc9d1\ud569\ucc98\ub7fc \uc791\ub3d9\ud55c\ub2e4. \uc0ac\uc2e4 \uac80\uc0c9\uc5d4\uc9c4 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ub300\ubd80\ubd84\uc758 \uc11c\ube44\uc2a4\ub4e4\uc774 \uc774\ucc98\ub7fc \uc791\uc740 \ud504\ub85c\uadf8\ub7a8\ub4e4\ub85c \uad6c\ubd84\ub418\uc11c \uac1c\ubc1c\ub418\uc5b4\uc9c4\ub2e4.<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"600\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA1LmpwZw==\" width=\"350\"><\/div>\n<p>\uadf8\ub9bc8) 1998\ub144 \ub2f9\uc2dc\uc758 \uad6c\uae00 \ud1b5\uacc4<\/p>\n<p><strong><font color=\"#ff7635\" size=\"3\">\ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \uc65c\uace1<\/font><\/strong><\/p>\n<p>\uad6c\uae00\uc774 \uc81c\uacf5\ud558\ub294 \uad6c\uae00\ud234\ubc14\ub97c \uc0ac\uc6a9\ud558\uba74 \uc6f9\ube0c\ub77c\uc6b0\uc800\uc5d0\uc11c \ud604\uc7ac \ubcf4\uace0\uc788\ub294 \ud398\uc774\uc9c0\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uc54c \uc218 \uc788\ub2e4. \uc544\ub798 \uadf8\ub9bc\uc5d0\uc11c \uc0ac\uc774\ub0c5\uc18c\ud504\ud2b8 \ud648\ud398\uc774\uc9c0\uc758 PageRank\ub294 5\uc774\ub2e4.<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"200\" onclick=\"open_img('http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA2LmpwZw==')\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA2LmpwZw==\" style=\"CURSOR: pointer\" width=\"500\"><\/div>\n<p>\uadf8\ub9bc9) \uad6c\uae00\ud234\ubc14\ub97c \uc124\uce58\ud558\uba74 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \ubcfc \uc218 \uc788\ub2e4.<\/p>\n<p>\ud234\ubc14\uac00 \uc81c\uc2dc\ud558\ub294 \ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \uc2e4\uc81c\uc801\uc778 \uac12\uc774 \uc544\ub2c8\ub77c, \uc2e4\uc81c\uac12\uc744 10\uac1c\uc758 \ubc94\uc704\ub85c \ub098\ub258\uc5b4 \ubcf4\uc5ec\uc900 \uac83\uc774\ub77c\uc11c \uc815\ud655\ud55c \uac12\uc744 \uc54c\uae30\ub294 \uc5b4\ub835\ub2e4. \ub2a5\ub825\ub418\uc2dc\ub294 \ubd84\uc740 \uad6c\uae00 \ud234\ubc14\ub97c \ud574\ud0b9\ud574\uc11c \uc2e4\uc81c \ud398\uc774\uc9c0\ub7ad\ud06c\uac12\uc744 \ubcfc \uc218\ub3c4 \uc788\uaca0\ub2e4.(\uad6c\uae00\ud234\ubc14 \ub77c\uc774\uc13c\uc2a4 \uc704\ubc18\uc774\ub77c\uace0 \ud558\ub124\uc694, \uc124\uce58\uc2dc\uc5d0 \ub204\uac00 \ub77c\uc774\uc13c\uc2a4 \uc77d\uc5b4\ubcf4\ub098&#8230;\u3161\u3161;)<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"255\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAyLmpwZw==\" width=\"368\"><\/div>\n<p>\uadf8\ub9bc10) \uad6c\uae00 \ud234\ubc14\uac00 \uc81c\uc2dc\ud558\ub294 \uac12\uacfc \uc2e4\uc81c \ud398\uc774\uc9c0\ub7ad\ud06c \uac12(\ucd94\uc815\uce58, \uad6c\uae00\uc774 \ubc1c\ud45c\ud55c \uc790\ub8cc\uac00 \uc544\ub2d8)<\/p>\n<p>\ud234\ubc14\ub294 \uadf8\ub2e4\uc9c0 \uc815\ud655\ud558\uc9c0 \uc54a\ub2e4\uace0\ud55c\ub2e4.<br \/>\n\ud234\ubc14\ub294 \uc885\uc885 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \ucd94\uc815\ud55c \uac12\uc744 \ubcf4\uc5ec\uc900\ub2e4 \ub610\ud55c \uc815\ud655\ud55c \uac12\uc744 \uc54c \uc218\ub294 \uc5c6\ub2e4.<\/p>\n<p>\ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \uc6f9\ud398\uc774\uc9c0\uc758 \uc911\uc694\ub3c4 \ub610\ub294 \uad1c\ucc2e\uc740 \uc815\ub3c4\ub97c \ub098\ud0c0\ub0b8\ub2e4\uace0 \ubcf4\uba74 \ub418\ub098,<br \/>\n\uc544\ub798\uc640 \uac19\uc740 \uba87\uac00\uc9c0 \uacbd\uc6b0\uc5d0 \uc65c\uace1 \ub41c\ub2e4.<\/p>\n<p><font color=\"#177fcd\">1) Reciprocal links &#8211; &#8220;\ub0b4\uaebc \ub9c1\ud06c\ud574\uc918, \ub098\ub3c4 \ub9c1\ud06c\ud574\uc904\uaed8&#8221;<br \/>\n2) Link Requirements &#8211; &#8220;\uc6b0\ub9ac \uc2a4\ud06c\ub9bd\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc2dc\ub824\uba74 \uc6b0\ub9ac \ud648\ud398\uc774\uc9c0\ub97c \ub9c1\ud06c\ud574\uc8fc\uc138\uc694&#8221;<br \/>\n3) Friends and Family &#8211; &#8220;\ub0b4 \uce5c\uad6c \uc131\uc5f0\uc774\uc758 \uc0ac\uc774\ud2b8\uc785\ub2c8\ub2e4&#8221;, &#8220;\uc6b0\ub9ac \uac1c \uc0ac\uc774\ud2b8\uac00 \uc5ec\uae30 \uc788\uc5b4\uc694&#8221;<br \/>\n4) Free Page Add-ons &#8211; &#8220;\uc774 \uce74\uc6b4\ud130\ub294 <\/font><a href=\"http:\/\/www.linktocounter.com\/\"><font color=\"#177fcd\">www.linktocounter.com<\/font><\/a><font color=\"#177fcd\"> \uc5d0\uc11c \uc81c\uacf5\ub41c \uac83\uc785\ub2c8\ub2e4&#8221;<\/font><\/p>\n<p><font color=\"#008000\"><strong>\uac80\uc0c9\uc5d4\uc9c4\ucd5c\uc801\ud654 \ub610\ub294 \ub9c8\ucf00\ud305 \uc5c5\uccb4<\/strong><\/font><\/p>\n<p>\ud398\uc774\uc9c0\ub7ad\ud06c \ub4f1 \uac80\uc0c9\uc5d4\uc9c4\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ub7ad\ud0b9\uc54c\uace0\ub9ac\uc998\uc744 \uc5f0\uad6c\ud558\uc5ec \ud2b9\uc815\ud398\uc774\uc9c0\uac00 Top 10 \ud398\uc774\uc9c0 \uc548\uc5d0 \ub4e4\uc5b4\uc62c \uc218 \uc788\ub3c4\ub85d \ud574\uc8fc\uace0 \ub3c8\uc744 \ubc1b\ub294\ub2e4.<\/p>\n<p><strong><font color=\"#ff7635\" size=\"3\">\ub300\uc6a9\ub7c9 \uac80\uc0c9\uacb0\uacfc<\/font><\/strong><\/p>\n<p>\uc6b0\ub9ac \ubaa8\ub450\uac00 \uc815\ub2f5\uc744 \uc54c\uace0 \uc788\ub2e4. \uadf8\ub807\ub2e4 \uc798 \ubcf4\uc5ec\uc918\uc57c \ud55c\ub2e4. \uadf8\ub7ec\ub098 \uc7ac\ud604\ub960\uacfc \uc815\ud655\ub960\uc774 100%\uc778 \uacbd\uc6b0\ub77c\ub3c4 &#8220;\ub178\ubb34\ud604&#8221;\uc744 \uac80\uc0c9\ud55c \uacb0\uacfc\uac00 \uce60\ubc31\uc0bc\uc2ed\uc721\ub9cc\uc624\ucc9c\uc721\ubc31\uc774\uc2ed\uc774\uac1c\uac00 \ub098\uc654\ub2e4\uba74 \ub3c4\ub300\uccb4 \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc5b4\ub5a4 10\uac1c\ub97c \ud654\uba74\uc5d0 \ubcf4\uc5ec\uc8fc\ub294 \uac8c \uc88b\uc744\uae4c? \uc5ec\uae30\uc5d0\uc11c \ub7ad\ud0b9\uc774 \ub4f1\uc7a5\ud55c\ub2e4. \uc0ac\uc6a9\uc790\uac00 \ub354 \uc6d0\ud560 \ub9cc\ud55c \uac83\uc758 \ub7ad\ud0b9\uc744 \ub192\uc5ec\uc11c \uac00\uc7a5 \ub7ad\ud0b9\uc774 \ub192\uc740 10\uac1c\ub97c \ubcf4\uc5ec\uc904 \ubc29\ubc95\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n<p><strong><font color=\"#008000\">\uad6c\uae00\uc774 \uac80\uc0c9\uacb0\uacfc\uc5d0 \uc0ac\uc6a9\ud558\ub294 \uae30\ubcf8\uc801\uc778 \ub7ad\ud0b9\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/font><\/strong><br \/>\n<font color=\"#cc9900\">1) \uac80\uc0c9\uc5d0 \uc0ac\uc6a9\ub41c \ud0a4\uc6cc\ub4dc\uc640 \ub9e4\uce58\ub418\ub294 \ubaa8\ub4e0 \ud398\uc774\uc9c0\ub97c \ucc3e\ub294\ub2e4<br \/>\n2) \uac01 \ud398\uc774\uc9c0\uc5d0 \uc788\ub294 \ud0a4\uc6cc\ub4dc\uc640 \uac19\uc740 \uc694\uc18c\ub97c \uc911\uc2ec\uc73c\ub85c \ub7ad\ud0b9\uc744 \ud55c\ub2e4.<br \/>\n3) \uc778\ubc14\uc6b4\ub4dc(\ud398\uc774\uc9c0\ub85c \ub4e4\uc5b4\uc624\ub294) \uc575\ucee4\ud14d\uc2a4\ud2b8\ub97c \uacc4\uc0b0\ud55c\ub2e4.<br \/>\n4) \ud398\uc774\uc9c0\ub7ad\ud06c \uc810\uc218\ub97c \ub7ad\ud0b9\uc810\uc218\uc5d0 \uacf1\ud574\uc11c \ub192\uc740 \uc21c\uc11c\ub300\ub85c 10\uac1c\ub97c \ubcf4\uc5ec\uc900\ub2e4.<br \/>\n<\/font><font color=\"#008000\"><u><br \/>\nFinal Rank Score = (score for all Non-PageRank factors) * (actual PageRank score)<\/u><\/font><\/p>\n<p>\ubcf4\ub2e4\uc2dc\ud53c \ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \ub7ad\ud0b9\uc5d0 \ubc18\uc601\ub418\ub294 \ud558\ub098\uc758 \uc694\uc18c\uc77c \ubfd0\uc774\uc9c0 \uc808\ub300\uc801\uc778 \uac83\uc740 \uc544\ub2c8\ub2e4.<br \/>\n\ub610\ud55c, \uc608\uc804\uc5d0 \ube44\ud574\uc11c \ud398\uc774\uc9c0\ub7ad\ud06c\uac00 \ubc18\uc601\ub418\ub294 \uc815\ub3c4\uac00 \uacc4\uc18d \uac10\uc18c\ud558\uace0 \uc788\ub294 \ucd94\uc138\uc774\ub2e4.<\/p>\n<p>PageRank\ub294 \uad6c\uae00\uc774 \uac80\uc0c9\uacb0\uacfc\uc758 \uc815\ub82c\uc5d0 \uc0ac\uc6a9\ud558\ub294 100\uc5ec\uac1c\uc758 \uc54c\uace0\ub9ac\uc998 \uc911\uc758 \ud558\ub098\uc774\ub2e4.<\/p>\n<p>\uc6b0\ub9ac\uac00 \ub9cc\ub4e0 \ud398\uc774\uc9c0\uac00 \ud2b9\uc815\ud0a4\uc6cc\ub4dc\uc758 \uac80\uc0c9\uacb0\uacfc\ud398\uc774\uc9c0(SERPs)\uc5d0 \ub098\ud0c0\ub098\uae30\ub97c \ubc14\ub780\ub2e4\uba74,<\/p>\n<p>\uba3c\uc800 \ud574\ub2f9 \ud0a4\uc6cc\ub4dc\uac00 \uc6b0\ub9ac \ud398\uc774\uc9c0\uc5d0 \uc788\uc5b4\uc57c \ud55c\ub2e4. \uc774 \ud0a4\uc6cc\ub4dc\uac00 Title Tag\uc5d0 \ub4f1\uc7a5\ud558\uac70\ub098<br \/>\nBody Text\uc5d0 \uac15\uc870\ub41c \ud615\ud0dc\ub85c \ub098\uc624\uba74 \ub354 \uc88b\ub2e4.<\/p>\n<p>\uadf8\ub9ac\uace0 \uc6b0\ub9ac \ud398\uc774\uc9c0\ub97c \ub9c1\ud06c\ud558\ub294 \uc678\ubd80 \ud398\uc774\uc9c0\ub4e4\uc5d0\uc11c \ud574\ub2f9 \ud0a4\uc6cc\ub4dc\uac00 \uc575\ucee4\ud14d\uc2a4\ud2b8\ub85c \ub4f1\uc7a5\ud574\uc8fc\uba74<br \/>\n\ub354 \uc88b\ub2e4.(\uc575\ucee4\ud14d\uc2a4\ud2b8\uc758 \uac00\uc911\uce58\uac00 \ub354 \ub192\ub2e4)<\/p>\n<p>\ub05d\uc73c\ub85c \ud398\uc774\uc9c0 \ub7ad\ud06c\uac00 \ub192\uc544\uc57c \ud55c\ub2e4.<\/p>\n<p><strong><font color=\"#ff7635\" size=\"3\">4\ub178\ub4dc \ud398\uc774\uc9c0\ub7ad\ud06c<\/font><\/strong><\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"166\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA3LmpwZw==\" width=\"211\"><\/div>\n<p>\uadf8\ub9bc11) 4\ub178\ub4dc \uad6c\uc870<\/p>\n<p>PRi(A) = 0.15 + 0.85(PRi-1(C)\/1)<br \/>\nPRi(B) = 0.15 + 0.85(PRi-1(A)\/3)<br \/>\nPRi(C) = 0.15 + 0.85(PRi-1(A)\/3 + PRi-1(B)\/1 + PRi-1(D)\/1)<br \/>\nPRi(D) = 0.15 + 0.85(PRi-1(A)\/3)<\/p>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"383\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDA0LmpwZw==\" width=\"311\"><\/div>\n<p>\ub530\ub77c\uc11c,<br \/>\nPR(A) = 0.35, PR(B) = 0.14, PR(C) = 0.37, PR(4) = 0.14<\/p>\n<p>\ucd08\uae30\uac12\uc774 \uc5bc\ub9c8\uc5ec\ub3c4 \ucd5c\uc885 \uacb0\uacfc\uc5d0\ub294 \uad00\uacc4\uac00 \uc5c6\ub2e4.<br \/>\n\ub178\ub4dc \uc218\uac00 \ub9ce\uc544\uc9c8\uc218\ub85d \ubc18\ubcf5\uacc4\uc0b0\ub7c9\uc774 \ub9ce\uc544\uc9c4\ub2e4.<\/p>\n<p>2600\ub9cc\uac1c \ub178\ub4dc\uc5d0 \ub300\ud55c PR\uacc4\uc0b0\uc5d0 \uc6cc\ud06c\uc2a4\ud14c\uc774\uc158 \ud55c\ub300\uc5d0\uc11c \uba87\uc2dc\uac04\uc815\ub3c4 \uc18c\uc694(1998, \uad6c\uae00)<\/p>\n<p>\ubc18\ubcf5\ud69f\uc218\ub97c \uc904\uc774\uae30 \uc704\ud558\uc5ec \uc218\ub834\uc624\ucc28\ubc94\uc704\ub97c \ub113\uac8c \uc7a1\uac70\ub098,<br \/>\n\ub9e4\ubc88 \uc0c8\ub85c\uc6b4 PageRank\ub97c \uacc4\uc0b0\ud558\ub294 \uac8c \uc544\ub2c8\ub77c \uc774\uc804\uc5d0 \uacc4\uc0b0\ud588\ub358 \uac12\uc744 \uc720\uc9c0\ud560 \uc218\ub3c4 \uc788\uace0,<br \/>\n\uc5ec\ub7ec\uac1c\uc758 \ucef4\ud4e8\ud130\ub97c \uc774\uc6a9\ud558\uc5ec \ubcd1\ub82c\ub85c \uacc4\uc0b0\ud560 \uc218\ub3c4 \uc788\ub2e4(\ucef4\ud4e8\ud130\uac04\uc5d0 \uc11c\ub85c Sync\ub97c \ub9de\ucdb0\uc57c \ud55c\ub2e4)<\/p>\n<p><font color=\"#ff7635\" size=\"3\"><strong>\ube44 PageRank Factor Threshold<\/strong><\/font><\/p>\n<p>\uac80\uc0c9\uacb0\uacfc\uc758 \ub7ad\ud06c\uc5d0 \uc788\uc5b4\uc11c \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uc81c\uc678\ud55c \ub2e4\ub978 \uc694\uc18c\ub4e4\uc740 \ud2b9\uc815\ud55c \uae30\uc900 \uc810\uc218(Non-PageRank Factor Threshold) \uc774\uc0c1\ub9cc \ub418\uba74 \ud06c\uac8c \ucc28\uc774\uac00 \ub098\uc9c0 \uc54a\ub294\ub2e4. \ub2e4\uc2dc\ub9d0\ud558\uba74 \uc575\ucee4\ud14d\uc2a4\ud2b8\uac00 \ub450\ubc30\uac00 \ub41c\ub2e4\uace0 \ud574\ub3c4 \uadf8\ub2e4\uc9c0 \uc810\uc218\uac00 \ub192\uc544\uc9c0\uc9c0 \uc54a\ub294\ub2e4. \ub9c8\uce58 \ub85c\uadf8\ud568\uc218\uc758 \uadf8\ub798\ud504\ub97c \uc0dd\uac01\ud558\uba74 \ub418\uaca0\ub2e4.<\/p>\n<p>\uc544\ub798 \uc218\uc2dd\uc758 Non-PageRank\ub294 \ub85c\uadf8\uc801\uc73c\ub85c \uc99d\uac00\ud55c\ub2e4\uace0 \ubcf4\uba74 \ub9de\ub2e4.<br \/>\nFinal Rank Score = (score for all Non-PageRank factors) * (actual PageRank score)<\/p>\n<p>\uadf8\ub798\uc11c \uc774\ub54c\ubd80\ud130\ub294 PageRank\uac00 \ub9e4\uc6b0 \uc911\uc694\ud574\uc9c4\ub2e4. PageRank\ub97c \ubaa8\uc544\uc11c \uac12\uc774 \ub192\uc544\uc838\uc57c\ub9cc SERPs\uc5d0 \ub4f1\uc7a5\ud560 \uc218 \uc788\ub2e4.<\/p>\n<p>\uc815\ub9d0\ub85c \uc911\uc694\ud560 \uac83 \uac19\uc9c0 \uc54a\uc740\uac00? \uc5b4\ub290\uc815\ub3c4 \uc218\uc900\uc774 \ub418\ub294 \ud398\uc774\uc9c0\ub4e4\uc774\ub77c\uba74 \uc774\ub54c\ubd80\ud130\ub294 \ud398\uc774\uc9c0\ub7ad\ud06c \uac12\uc774 \uacb0\uc815\uc801\uc774\ub2e4.<\/p>\n<p><font color=\"#ff7635\" size=\"3\"><strong>SERPs\uc5d0\uc11c \uadf8\ub987\ub41c \ud398\uc774\uc9c0\ub97c \ubc1c\uacac\ud588\uc744 \uacbd\uc6b0<\/strong><\/font><\/p>\n<p>\uac80\uc0c9\uacb0\uacfc\ud398\uc774\uc9c0\ub0b4\uc5d0 \uac01 \ud56d\ubaa9\ubcc4\ub85c \ubc84\ud2bc\uc744 \ub450\uc5b4\uc11c<br \/>\n\ubc84\ud2bc\uc774 \ub20c\ub9ac\uba74&#8230;<\/p>\n<p>\ud574\ub2f9\ud398\uc774\uc9c0\uc758 PageRank\ub97c 0\uc73c\ub85c \ud558\uc5ec \uac80\uc0c9\uacb0\uacfc\uc758 \uc81c\uc77c \ub4a4\ub85c \ubcf4\ub0b8\ub2e4.<br \/>\n\ud574\ub2f9\ud398\uc774\uc9c0\uc640 \uad00\uacc4\ub41c \ub9c1\ud06c\ub4e4\uc744 Links\uc5d0\uc11c \uc81c\uac70\ud574\ubc84\ub9b0\ub2e4.<\/p>\n<p><strong><font color=\"#ff7635\" size=\"3\">\ucc38\uace0\ubb38\ud5cc<\/font><\/strong><\/p>\n<p>1) Sergey Brin and Lawrence Page, &#8220;The Anatomy of a Large-Scale Hypertextual Web Search Engine&#8221;<br \/>\n2) Chris Ridings and Mike Shishigin, &#8220;PageRank Uncovered&#8221;<\/p>\n<p><font color=\"#ff7635\" size=\"3\"><strong>\ubd80\ub85d. \uc9c1\uc811 \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4\uace0\uc790 \ud558\ub294 \ubd84\ub4e4\uc5d0\uac8c&#8230;<\/strong><\/font><\/p>\n<p>\uc544\uc8fc \uac04\ub2e8\ud55c \uac80\uc0c9\uc5d4\uc9c4\uc744 \uc9c1\uc811 \ub9cc\ub4e4\uc5b4 \ubcf4\uace0 \uc2f6\ub2e4\uba74, \uc218\uc9d1 \ud504\ub85c\uadf8\ub7a8\uc740 \uc9c1\uc811 \ub9cc\ub4e4\uae30\ubcf4\ub2e4\ub294(\uac80\uc0c9\uc5d4\uc9c4\uc5d0\uc11c \uc218\uc9d1\uae30\uac00 \uac00\uc7a5 \uc5b4\ub824\uc6b4 \ubd80\ubd84\uc77c\uc9c0 \ubaa8\ub978\ub2e4, \uc798\ud558\ub824\uba74 \uac70\uc758 \uc778\ud130\ub137 \uc775\uc2a4\ud50c\ub85c\ub7ec\ub97c \ub2e4 \ub9cc\ub4e4\uc5b4\uc57c \ud560 \uc218\ub3c4 \uc788\ub2e4) \uc778\ud130\ub137 \uac80\uc0c9\uc5d0\uc11c &#8220;<strong><font color=\"#008000\">open source crawler<\/font><\/strong>&#8220;\ub97c \uac80\uc0c9\ud574\uc11c \ub098\uc624\ub294 \uac83 \uc911\uc5d0 \uc624\ub798\ub418\uace0 \uc790\uc8fc \uc5c5\ub370\uc774\ud2b8\ub418\ub294 \uac83\uc744 \ud558\ub098 \uace8\ub77c\uc11c \uc4f0\ub3c4\ub85d \ud558\uace0, \ud2b9\ubcc4\ud788 \ub098\ub294 \ub0a8\uc758 \ucf54\ub4dc \ubcf4\ub294 \ub2a5\ub825\uc774 \ub6f0\uc5b4\ub098\ub2e4\uace0 \uc790\uc2e0\ud55c\ub2e4\uba74, Mozilla \uc18c\uc2a4\ub97c \ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5\ud574\uc11c \uc4f0\uae30\ub97c \uad8c\uc7a5\ud55c\ub2e4. \ub0a8\uc758 \uac83\uc740 \uc8fd\uc5b4\ub3c4 \uc2eb\ub2e4\uba74&#8230; \uad6c\uae00\ucc98\ub7fc \ud30c\uc774\uc36c\uc73c\ub85c \ub9cc\ub4e4\uc5b4\ub77c.<\/p>\n<p>\uc0c9\uc778 \ud504\ub85c\uadf8\ub7a8\uc744 \ub9cc\ub4e4\uae30 \uc704\ud574\uc11c\ub294 \uc5b4\ub5a4 \uac80\uc0c9\uae30\ub2a5\uc774 \ud544\uc694\ud55c \uc9c0\ub97c \uc54c\uc544\uc57c \ud55c\ub2e4. \ub2e8\uc21c \ud0a4\uc6cc\ub4dc \uac80\uc0c9\uc774\uba74 \ub418\ub294 \uac83\uc778\uc9c0, \uba40\ud2f0 \ud0a4\uc6cc\ub4dc \uac80\uc0c9\uc774 \uac00\ub2a5\ud574\uc57c \ud558\ub294\uc9c0, \ud0a4\uc6cc\ub4dc\uac04\uc758 \uadfc\uc811\uc131(proximity)\uc774 \ud544\uc694\ud55c \uac83\uc778\uc9c0 \ub4f1 \uc0c9\uc778\uacfc \uac80\uc0c9\uc740 \uc0ac\uc2e4 \ud558\ub098\uc758 \ud2c0\uc5d0\uc11c \uac1c\ubc1c\uc774 \uc774\ub8e8\uc5b4\uc838\uc57c \ud55c\ub2e4. \uac00\uc7a5 \ub2e8\uc21c\ud55c \uac80\uc0c9\uc744 \ud55c\ub2e4\uace0 \ud558\uace0, \ud558\ubd80\uc800\uc7a5\uad6c\uc870\ub85c\ub294 <strong><font color=\"#008000\">\ubc84\ud074\ub9acDB<\/font><\/strong>\ub098(\ud3ec\ud0c8\uc5d0\uc11c \uc88b\uc544\ud55c\ub2e4) \uc704\uc2a4\ucf58\uc2e0\ub300\ud559\uc758 <strong><font color=\"#008000\">Shore<\/font><\/strong>\ub97c(\uc5f0\uad6c\uc18c\uc5d0\uc11c \uc88b\uc544\ud55c\ub2e4) \uc0ac\uc6a9\ud558\ub3c4\ub85d \ud558\uace0, \uad6d\ubb38\ubc95\uc5d0 \ub300\ud55c \uc0c1\ub2f9\ud55c \uc774\ud574\uac00 \ud544\uc694\ud55c \ud615\ud0dc\uc18c\ubd84\uc11d\ubcf4\ub2e4\ub294 N-Gram\ubc29\uc2dd\uc744 \uc774\uc6a9\ud558\ub77c. \uc778\ud130\ub137\uc744 \ucc3e\uc544\ubcf4\uba74 <strong><font color=\"#008000\">N-Gram<\/font><\/strong> \uc18c\uc2a4\ucf54\ub4dc\ub3c4 \ucc3e\uc744 \uc218 \uc788\ub2e4.<\/p>\n<p>\ub300\uc6a9\ub7c9 \ucc98\ub9ac\uac00 \ud544\uc694\ud558\ub2e4\uba74, \ubaa8\ub4e0 \uc790\ub8cc\uad6c\uc870\ub97c \uc22b\uc790\ud654\ud558\ub3c4\ub85d\ud558\uace0, \ub2e4\uc591\ud55c \uc800\uc7a5\uad6c\uc870\uac00 \uc788\uaca0\uc9c0\ub9cc \uadf8 \uc911\uc5d0\uc11c\ub3c4 <strong><font color=\"#008000\">\ud574\uc26c<\/font><\/strong>\ub97c \uc0ac\uc6a9\ud558\uae30 \ubc14\ub780\ub2e4. \uc74c&#8230; \uc880 \ub354 \uc9c1\uc811\uc801\uc73c\ub85c \uc124\uba85\ud558\uc790\uba74, \ud0a4\uc6cc\ub4dc\ub97c \ubaa8\ub450 \uc22b\uc790\ud615\ud0dc\uc758 id\ub85c \ub9f5\ud551\ud574\uc11c \uc0ac\uc6a9\ud558\uace0, \ubb38\uc11c\ub3c4 \ub9c8\ucc2c\uac00\uc9c0\ub85c \ubaa8\ub450 \uc22b\uc790\ud615\ud0dc\uc758 id\ub85c \ub9f5\ud551\ud574\uc11c \uc0ac\uc6a9\ud55c\ub2e4, \uadf8\ub9ac\uace0 \ubbf8\ub9ac \uc18c\ud305\ud574\ub193\uc744 \ud544\uc694\uac00 \uc788\ub294 \uac83\ub4e4\uc740 b-tree\uac19\uc740 \uad6c\uc870\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\ub3c4 \uc88b\uace0, \ud560 \uc218\ub9cc \uc788\ub2e4\uba74 hash\ub97c \uc4f0\ub3c4\ub85d\ud55c\ub2e4. \uc5b4\ub5a0\ud55c \uc790\ub8cc\uad6c\uc870\ub77c\ub3c4 \uc774\ub860\uc801\uc73c\ub85c\ub294 hash\ubcf4\ub2e4 \ube60\ub97c \uc218\ub294 \uc5c6\ub2e4.<\/p>\n<p>\uc218\uc9d1\ud560 \ub370\uc774\ud0c0\uac00 \uc5bc\ub9c8 \uc548\ub41c\ub2e4\uba74(\uc77c\ubc18\uc801\uc73c\ub85c \uae30\uc5c5\uccb4 \ub0b4\ubd80\uc5d0\uc11c \uc4f0\uc774\ub294 \uc790\ub8cc) DBMS\uc640 \uc720\uc0ac\ud55c \uc544\uc8fc \ub2e4\uc591\ud55c \uac80\uc0c9\uae30\ub2a5\uc744 \ub9cc\ub4e4\uc5b4\uc57c \uc720\uc800\uac00 \ud589\ubcf5\ud574 \ud560 \uac83\uc774\ub2e4. \uadf8\ub7ec\ub098 \uc218\uc9d1\ud560 \ub370\uc774\ud0c0\uac00 \uc544\uc8fc \ubc29\ub300\ud558\ub2e4\uba74(\ub300\ud615 \ud3ec\ud0c8\uc5d0\uc11c \ub300\uc0c1\uc73c\ub85c \ud558\ub294 \uc790\ub8cc) \uc720\uc800\ub294 \ub2e8\uc21c\ud55c \uac80\uc0c9\uae30\ub2a5\uc774\ub77c\ub3c4 \uacb0\uacfc\uac00 \uc798 \ub098\uc624\uba74 \uae30\ubed0\ud560 \uac83\uc774\ub2e4.<\/p>\n<p>\uc5b4\ub5a4 \uacbd\uc6b0\uc5d0\ub3c4 \uac80\uc0c9 \uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\uc640 \uac80\uc0c9 \uc18d\ub3c4\ub294 \uc808\ub300\ub85c \ud6fc\uc190\ud558\uba74 \uc548\ub418\ub294 \uac83\uc774\ub2e4. \uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\uac00 \ub0ae\uc73c\uba74 \ub204\uad6c\ub3c4 \uc4f0\ub824\uace0 \ud558\uc9c0 \uc54a\uc744 \uac83\uc774\uace0, \uac80\uc0c9 \uc18d\ub3c4\uac00 \ub290\ub9ac\uba74 \ub9ce\uc740 \uc0ac\uc6a9\uc790\ub4e4\uc774 \ub3d9\uc2dc\uc5d0 \uac80\uc0c9\ud560 \uacbd\uc6b0 \uac70\uc758 \uc0ac\uc6a9\ubd88\uac00\ub2a5 \uc0c1\ud0dc\uac00 \ub420 \uc218\uac00 \uc788\ub2e4.<\/p>\n<p>\uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\ub77c\ub294 \uac83\uc740 \uc0ac\ub78c\ub9c8\ub2e4 \ub2e4\ub974\uace0 \uc815\uc131\uc801\uc778 \uac83\uc774\ub77c \uc77c\uc885\uc758 \uc778\uacf5\uc9c0\ub2a5\uc5d0 \uad00\ub828\ub41c \ubb38\uc81c\ub2e4. \ucc98\uc74c \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4 \ub54c\ub294 \uc778\uacf5\uc9c0\ub2a5\uc131\uaca9\uc758 \ubb38\uc81c\ub294 \uc544\uc608 \uc811\uadfc\ud558\uc9c0 \uc54a\ub294 \uac8c \uc88b\ub2e4. \uc0c1\uc5c5\uc6a9\uc774 \uc544\ub2c8\ub77c \uc5f0\uc2b5\uc6a9\uc774\ub77c\uba74 \ucc98\uc74c\uc5d0\ub294 \uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\ub97c \ubb34\uc2dc\ud558\ub77c.<\/p>\n<p>\uac80\uc0c9 \ud504\ub85c\uadf8\ub7a8\uc740 \uc0ac\uc6a9\uc790\uc758 \uc9c8\uc758\ub97c \uc0c9\uc778\uc2dc\uc5d0 \uc0ac\uc6a9\ud588\ub358 N-Gram\uc744 \uc368\uc11c \ubd84\ub9ac\ud558\uace0, \ud574\ub2f9 \ud0a4\uc6cc\ub4dc\uc758 id\ub85c \ub9f5\ud551\ud574\uc11c \uc9c8\uc758\uc5b4\uc758 \ud0a4\uc6cc\ub4dc id \ubaa9\ub85d\uc744 \ub9cc\ub4e0\ub2e4. \uc774\uc81c \uc774 \ud0a4\uc6cc\ub4dc id\ubaa9\ub85d\uc744 \uac00\uc9c0\uace0 \uac01\uac01\uc758 \ud0a4\uc6cc\ub4dc id\uc5d0 \ud574\ub2f9\ud558\ub294 \ubb38\uc11c id\ub4e4\uc744 \ubaa8\uc544\uc640\uc11c \ud558\ub098\ub85c \uacb0\uacfc\ub97c \ud558\ub098\ub85c \ud569\uccd0\uc11c \uc0ac\uc6a9\uc790\uc758 \ud654\uba74\uc5d0 \ubcf4\uc5ec\uc900\ub2e4.<\/p>\n<p>\uac80\uc0c9\/\uc0c9\uc778 \uac1c\ubc1c\uacfc\uc815\uc740 \ud074\ub77c\uc774\uc5b8\ud2b8\/\uc11c\ubc84 \uac1c\ubc1c\uacfc\uc815\uacfc \ube44\uc2b7\ud558\ub2e4. \uac80\uc0c9\uc774 \uc880 \ud3b8\ud558\ub824\uba74, \uc0c9\uc778\uc744 \uc798\ud574\uc918\uc57c \ud558\uace0, \uc0c9\uc778\uc744 \ubd80\uc2e4\ud558\uac8c \ud558\uba74 \uac80\uc0c9\uc774 \ud798\ub4e4\ub2e4. \uc0c9\uc778\uacfc \uac80\uc0c9\uc744 \ub098\ub220\uc11c \uac1c\ubc1c\ud558\uace0 \uc11c\ub85c \uc77c\uc744 \ubbf8\ub8e8\uba74 \uc798 \uac1c\ubc1c \uc548\ub41c\ub2e4.<\/p>\n<p>-\ub05d-[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_4&#8243; _builder_version=&#8221;3.0.47&#8243;][et_pb_sidebar orientation=&#8221;right&#8221; _builder_version=&#8221;3.23.3&#8243; header_font=&#8221;Noto Sans||||||||&#8221; body_font=&#8221;Noto Sans||||||||&#8221; width=&#8221;100%&#8221; global_module=&#8221;6659&#8243;][\/et_pb_sidebar][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n<span class=\"et_bloom_bottom_trigger\"><\/span>","protected":false},"excerpt":{"rendered":"<p>PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4 v1.0 2007\/11\/02 Copyleft by \uc804\uacbd\ud5cc@\uc0ac\uc774\ub0c5\uc18c\ud504\ud2b8 \ud398\uc774\uc9c0\ub7ad\ud06c(PageRank) \ube44\uc2fc\uac70\ub77c\ub294\ub370&#8230; \uad6c\uad6c\uc808\uc808\ud55c \uc74c\uc2dd \uc124\uba85\ubcf4\ub2e4\ub294 \uba3c\uc800 \uba39\uc5b4\ubcf4\ub294\uac8c \uc88b\uc9c0 \uc54a\uaca0\ub098? \uad6c\uae00\ucc3d\uc5c5\uc790\uc911 \ud55c\uba85\uc778 \ub798\ub9ac\ud398\uc774\uc9c0\uac00 \ub9cc\ub4e0 \ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \uc815\uc758\ub294 \uc544\ub798\uc640 \uac19\ub2e4. PR(A) = (1-d) + d(PR(T1)\/C(T1) + PR(T2)\/C(T2) + &#8230; +&nbsp; PR(Tn)\/C(Tn)) A : \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uacc4\uc0b0\ud558\uace0\uc790\ud558\ub294 \ub178\ub4dc T1&#8230;Tn : A\ub85c\uc758 \ub9c1\ud06c\ub97c \uac00\uc9c0\uace0 \uc788\ub294 \ub178\ub4dc C(Tn) : \ub178\ub4dc Tn\uc5d0\uc11c \uc678\ubd80\ub85c \ub098\uac00\ub294 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":10174,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"<strong><font size=\"4\">PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4<\/font><\/strong>\n\n<strong><font size=\"4\">\n<\/font><\/strong><strong><font size=\"4\"><\/font><\/strong>v1.0 2007\/11\/02 Copyleft by \uc804\uacbd\ud5cc@\uc0ac\uc774\ub0c5\uc18c\ud504\ud2b8\n\n<font color=\"#ff7635\" size=\"3\"><strong>\ud398\uc774\uc9c0\ub7ad\ud06c(PageRank)<\/strong><\/font>\n\n\ube44\uc2fc\uac70\ub77c\ub294\ub370... \uad6c\uad6c\uc808\uc808\ud55c \uc74c\uc2dd \uc124\uba85\ubcf4\ub2e4\ub294 \uba3c\uc800 \uba39\uc5b4\ubcf4\ub294\uac8c \uc88b\uc9c0 \uc54a\uaca0\ub098?\n\uad6c\uae00\ucc3d\uc5c5\uc790\uc911 \ud55c\uba85\uc778 \ub798\ub9ac\ud398\uc774\uc9c0\uac00 \ub9cc\ub4e0 \ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \uc815\uc758\ub294 \uc544\ub798\uc640 \uac19\ub2e4.\n<div style=\"PADDING-RIGHT: 10px; PADDING-LEFT: 10px; PADDING-BOTTOM: 10px; PADDING-TOP: 10px; BACKGROUND-COLOR: #ffdaed\"><strong><font color=\"#0000ff\">PR(A) = (1-d) + d(<font color=\"#008000\">PR(T1)\/C(T1) + PR(T2)\/C(T2) + ... +&nbsp; PR(Tn)\/C(Tn)<\/font>)<\/font><\/strong>\n\nA : \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uacc4\uc0b0\ud558\uace0\uc790\ud558\ub294 \ub178\ub4dc\nT1...Tn : A\ub85c\uc758 \ub9c1\ud06c\ub97c \uac00\uc9c0\uace0 \uc788\ub294 \ub178\ub4dc\nC(Tn) : \ub178\ub4dc Tn\uc5d0\uc11c \uc678\ubd80\ub85c \ub098\uac00\ub294 \ub178\ub4dc \uc218\nd : \uc81c\ub3d9(damping) \uacc4\uc218 \ubcf4\ud1b5 0.85\n\n<\/div>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"246\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAwLmpwZw==\" width=\"412\"><\/div>\n\uadf8\ub9bc1) \ub178\ub4dc A\uc640 T1 ... Tn \uc0ac\uc774\uc758 \uad00\uacc4\n\n\ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \ubaa8\ub4e0 \ub178\ub4dc\uc5d0 \ub300\ud55c \ud655\ub960\ubd84\ud3ec\ub97c \ub098\ud0c0\ub0b8\ub2e4.\n\ub530\ub77c\uc11c \ubaa8\ub4e0 \ub178\ub4dc\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \ud569\uc740 1\uc774\ub2e4.\n\n<font color=\"#008000\" size=\"2\"><strong>\uc608\uc81c1) \ub9c1\ud06c\uac00 \ud558\ub098\ubfd0\uc778 \uad6c\uc870\uc5d0\uc11c\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c<\/strong><\/font>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"79\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAxLmpwZw==\" width=\"208\"><\/div>\n\uadf8\ub9bc2) \ub450\uac1c\uc758 \ub178\ub4dc \ud558\ub098\uc758 \ub9c1\ud06c\n\n\uacc4\uc0b0\uc744 \uc704\ud55c \ucd08\uae30\uac12\uc73c\ub85c d=0.85, PR0(A)=1, PR0(B)=1\ub97c \uc8fc\uace0 \uacc4\uc0b0\ud55c\ub2e4.\n(\uc65c? d\uac12\uc740 \uad6c\uae00\uc774 \uc4f0\ub294 \uac12\uc744 \uc0ac\uc6a9\ud558\uc600\uace0, PR(A), PR(B)\uc758 \ucd08\uae30\uac12\uc740 \uc5b4\ub5a4 \uac12\uc774\uc5b4\ub3c4\n&nbsp;\uac19\uc740 \uac12\uc73c\ub85c \uc218\ub834\ud55c\ub2e4. \uc758\uc2ec\ub098\uba74 \uc9c1\uc811 \ubc14\uafd4\uc11c \ud574\ubcf4\uae38 \ubc14\ub780\ub2e4.)\n\n&nbsp;PR1(A) = 0.15 + 0.85 * 0 = 0.15\n&nbsp;PR1(B) = 0.15 + 0.85 * 1 = 1.00\n\n&nbsp;PR2(A) = 0.15 + 0.85 * 0 = 0.15\n&nbsp;PR2(B) = 0.15 + 0.85 * 0.15 = 0.28\n\n&nbsp;PR3(A) = 0.15 + 0.85 * 0 = 0.15\n&nbsp;PR3(B) = 0.15 + 0.85 * 0.15 = 0.28\n\n\ub354\uc774\uc0c1 \uac12\uc758 \ubcc0\ud654\uac00 \uc5c6\uc774 \uc218\ub834\ud558\ubbc0\ub85c,\n\nPR(A) = 0.15 \/ 0.43 = 0.35\nPR(B) = 0.28 \/ 0.43 = 0.65\n\n<strong><font color=\"#008000\" size=\"2\">\n\uc608\uc81c2) \ub9c1\ud06c\uac00 \ub450\uac1c\uc774\uba70 \uc11c\ub85c \ub9c1\ud06c\ud558\ub294 \uad6c\uc870\uc5d0\uc11c\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c\n<\/font><\/strong>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"74\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAyLmpwZw==\" width=\"210\"><\/div>\n\uadf8\ub9bc3) \ub450\uac1c\uc758 \ub178\ub4dc, \ub450\uac1c\uc758 \ub9c1\ud06c\n\n\uc55e\uc11c\uc640 \uac19\uc774 \ucd08\uae30\uac12\uc73c\ub85c d=0.85, PR0(A)=1, PR0(B)=1\ub97c \uc8fc\uace0 \uacc4\uc0b0\ud55c\ub2e4.\n\n&nbsp;PR1(A) = 0.15 + 0.85 * 1 = 1.00\n&nbsp;PR1(B) = 0.15 + 0.85 * 1 = 1.00\n\n\uacc4\uc0b0\uac12\uc774 \uc218\ub834\ud558\ubbc0\ub85c,\n\nPR(A) = 1.00\/2.00 = 0.5\nPR(A) = 1.00\/2.00 = 0.5\n\n<strong><font color=\"#ff7635\" size=\"3\">\uac80\uc0c9\uc5d4\uc9c4 \uac1c\uc694<\/font><\/strong>\n\nPageRank\ub294 \uac80\uc0c9\uacfc \uad00\ub828\uc774 \uc5c6\ub294 \uac1c\ub150\uc774\ub77c \ubcfc \uc218 \uc788\uc9c0\ub9cc,\n\uad00\ub828 \ub420 \uc218 \ub3c4 \uc788\ub2e4. \uadf8\ub798\uc11c \uac80\uc0c9\ubd80\ud130 \uc124\uba85\ud558\ub3c4\ub85d \ud55c\ub2e4.\n\n<font color=\"#8e8e8e\">(\ubcc4\ub85c \uc911\uc694\ud55c \uac83\uc740 \uc544\ub2c8\uc9c0\ub9cc...)<\/font>\n\ub9ce\uc740 \uc0ac\ub78c\ub4e4\uc774 \ub124\uc774\ubc84\ub098 \ub2e4\uc74c, \uc5e0\ud30c\uc2a4\ub97c \uac80\uc0c9\uc5d4\uc9c4\uc774\ub77c \ubd80\ub978\ub2e4.\n\uc774\ub97c \uc870\uae08 \ub35c \ubaa8\ud638\ud558\uac8c \ub9d0\ud558\uc790\uba74 \uac80\uc0c9\uc5d4\uc9c4\uc744 \uc7a5\ucc29\ud55c \ud3ec\ud0c8\uc774\ub2e4.\n\uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 \uc881\uc740 \uc758\ubbf8\uc758 \uac80\uc0c9\uc5d4\uc9c4\uc5d0 \ub300\ud574\uc11c\ub9cc \uc124\uba85\ud55c\ub2e4.\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"186\" onclick=\"open_img('http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAxLmpwZw==')\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAxLmpwZw==\" style=\"CURSOR: pointer\" width=\"500\"><\/div>\n\uadf8\ub9bc4) \uc77c\ubc18\uc801\uc778 \uac80\uc0c9\uc5d4\uc9c4\uc758 \uad6c\uc870\n\n\uac80\uc0c9\uc5d4\uc9c4\uc740 \ud06c\uac8c \uc218\uc9d1, \uc0c9\uc778\uacfc \uac80\uc0c9\uc758 \uc138\ubd80\ubd84\uc73c\ub85c \ub098\ub25c\ub2e4.\n<ul>\n \t<li><font style=\"BACKGROUND-COLOR: #d0ff9d\">\uc218\uc9d1(Crawl)<\/font> - \uc5d0\uc774\uc804\ud2b8\ub098 \uac8c\uc774\ud2b8\uc6e8\uc774\ub97c \ud1b5\ud558\uc5ec \uac80\uc0c9\ub300\uc0c1\uc774 \ub418\ub294 \ubb38\uc11c\ub97c \ubaa8\uc73c\ub294 \uc791\uc5c5\n<font color=\"#177fcd\">(\uc911\ubcf5\uc81c\uac70, \ub9c1\ud06c\ucd94\ucd9c, \ubcd1\ub82c\ucc98\ub9ac, \uc554\ud638\ud654, \uc555\ucd95, DB\uc5f0\uacc4 \ub4f1\uc774 \ubb38\uc81c\uac00 \ub428)<\/font><\/li>\n \t<li><font style=\"BACKGROUND-COLOR: #d0ff9d\">\uc0c9\uc778(Index)<\/font> - \uc218\uc9d1\ub41c \ubb38\uc11c\ub97c \ubd84\uc11d\ud558\uc5ec, \uac80\uc0c9\ud558\uae30 \uc88b\uc740 \ud615\ud0dc\ub85c \uc800\uc7a5\ud558\ub294 \uc791\uc5c5\n<font color=\"#177fcd\">(\ud558\ubd80\uc800\uc7a5\uad6c\uc870, \ud615\ud0dc\uc18c\ubd84\uc11d, \uc0ac\uc804\uad00\ub9ac, \uc0c9\uc778 \uc18d\ub3c4, \uc0c9\uc778 \uc6a9\ub7c9, \uc628\ub77c\uc778\uc0c9\uc778 \ub4f1)<\/font><\/li>\n \t<li><font style=\"BACKGROUND-COLOR: #d0ff9d\">\uac80\uc0c9(Search)<\/font> - \uc9c8\uc758\uc5b4\uc5d0 \ubd80\ud569\ud558\ub294 \ubb38\uc11c\ub97c \uc0c9\uc778\uc5d0\uc11c \ucc3e\uc544 \uc720\uc800\uc5d0\uac8c \ubcf4\uc5ec\uc8fc\ub294 \uc791\uc5c5\n(<font color=\"#177fcd\">\uc9c8\uc758\uc5b4\ubd84\uc11d\/\ud655\uc7a5, \uc18d\ub3c4, \ubcd1\ub82c\ucc98\ub9ac, \uc7ac\ud604\ub960\uacfc \uc815\ud655\ub960, \ub7ad\ud0b9, \uc18c\ud305, \uba38\uc9d5, \uadf8\ub8f9\ud551 \ub4f1)<\/font><\/li>\n<\/ul>\n\uac01\uac01\uc5d0 \ub300\ud574\uc11c\ub294 \uc218\ub3c4\uc5c6\uc774 \ub9ce\uc740 \ub17c\ubb38\ub4e4\uc774 \uc788\uc73c\ubbc0\ub85c, \uae4a\uc774 \uc54c\uace0\uc790\ud558\uba74 \uc27d\uac8c \ubc30\uc6b8 \uc218 \uc788\uc74c.\n\ud2b9\ud788, \uc694\uc998\uc5d4 \uac80\uc0c9\uc5d4\uc9c4\uacfc \uad00\ub828\ub41c \ub2e4\uc591\ud55c \uc624\ud508\uc18c\uc2a4\uac00 \uc874\uc7ac\ud558\ubbc0\ub85c\n\uc88b\uc740 \uc624\ud508\uc18c\uc2a4\ub97c \ucc38\uc870\ud558\uc5ec \uacf5\ubd80\ud558\ub294 \uac83\uc744 \uad8c\uc7a5\ud568.\n\nDBMS\uc640 \ube44\uad50\ud558\uc5ec \uac80\uc0c9\uc5d4\uc9c4\uc758 \uac00\uc7a5 \ud070 \ucc28\uc774\uc810\uc744 \ub9d0\ud55c\ub2e4\uba74,\n\uc815\ud655\ud788 \uc77c\uce58\ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc720\uc0ac\ud55c \uc815\ub3c4\ub97c \uac00\uc9c0\uace0 \ubb38\uc11c\ub97c \ucc3e\uc544\uc57c \ud55c\ub2e4\ub294 \uac83\uacfc\nDBMS\uac00 \ubc31\uc5c5\/\ubcf5\uad6c \ub4f1 \ub2e4\uc591\ud55c \uad00\ub9ac\uae30\ub2a5\uc744 \uc911\uc2dc\ud558\ub294 \uac83\uacfc\ub294 \ub2ec\ub9ac\n\uac80\uc0c9\uc5d4\uc9c4\uc740 \uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\uc640 \uac80\uc0c9\uc18d\ub3c4\ub97c \uc911\uc694\uc2dc \ud55c\ub2e4.\n\n<strong><font color=\"#ff7635\" size=\"3\">3\ub178\ub4dc \ud398\uc774\uc9c0\ub7ad\ud06c<\/font><\/strong>\n\n\uc774\uc81c \ub178\ub4dc\uac00 3\uac1c\uc788\ub294 \uad6c\uc870\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uad6c\ud574\ubcf4\uc790.\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"155\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDAzLmpwZw==\" width=\"202\"><\/div>\n\uadf8\ub9bc5) 3\ub178\ub4dc \uc9c1\ub82c \ub9c1\ud06c \uad6c\uc870\n\n\uba3c\uc800, PageRank \uacf5\uc2dd\uc5d0 \ub300\uc785\ud558\uc5ec \uc368\ubcf4\uc790.\n\nPRi(A) = 0.15\nPRi(B) = 0.15 + 0.85(PRi-1(A)\/1)\nPRi(C) = 0.15 + 0.85(PRi-1(B)\/1)\n\n\uc5f0\uc2b5\uc7a5\uc5d0 \uc190\uc73c\ub85c \ud480\uc5b4\ub3c4 \ub418\uaca0\uace0, \uac04\ub2e8\ud55c \ud504\ub85c\uadf8\ub7a8\uc744 \uc9dc\ub3c4 \ub418\uaca0\uc73c\ub098,\n\uc5d1\uc140\uc774 \uac00\uc7a5 \uc88b\ub2e4.(\ucd08\uae30\uac12\uc744 \ubc14\uafd4\uc11c \uc2e4\ud589\ud558\uae30 \ucd5c\uace0 \uc544\ub2cc\uac00?)\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"130\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA4LmpwZw==\" width=\"245\"><\/div>\n\ub530\ub77c\uc11c,\nPR(A) = 0.18, PR(B) = 0.34, PR(C) = 0.47\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"155\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAwLmpwZw==\" width=\"204\"><\/div>\n\uadf8\ub9bc6) 3\ub178\ub4dc, 3\ub9c1\ud06c \uad6c\uc870\n\nPRi(A) = 0.15\nPRi(B) = 0.15 + 0.85(PRi-1(A)\/2)\nPRi(C) = 0.15 + 0.85(PRi-1(A)\/2 + PRi-1(B)\/1)\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"131\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA5LmpwZw==\" width=\"246\"><\/div>\n\ub530\ub77c\uc11c,\nPR(A) = 0.20, PR(B) = 0.28, PR(C) = 0.52\n\n\ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \ub2e4\ub978 \ub178\ub4dc\uac00 \uc5bc\ub9c8\ub098 \uad1c\ucc2e\uc740 \uc9c0\uc5d0 \ub300\ud55c \ud22c\ud45c\ub97c \ud558\ub294 \uac83\uc774\ub2e4.\n\ucc38\uace0\ub85c \uc774 \ud22c\ud45c\ub294 \ub204\uad6c\ub098 \uc5ec\ub7ec\ud45c\ub97c \ud589\uc0ac\ud560 \uc218 \uc788\uace0, \ud22c\ud45c\ud558\uc9c0 \uc54a\uc544\ub3c4 \ub41c\ub2e4.\n\uc608\ub97c \ub4e4\uc5b4 A\uac00 \ub450\ud45c\ub97c \ud589\uc0ac\ud574\uc11c B\uc640 C\uc5d0 \ud45c\ub97c \uc8fc\uc5c8\ub2e4\uba74,\nA\uc758 \uc9c0\uc9c0\ub3c4\ub294 \ubd84\uc0b0\ub418\uba70 B\uc640 C\ub294 A\ub85c\ubd80\ud130 \ub3d9\uc77c\ud55c \uc815\ub3c4\uc758 \uc9c0\uc9c0\ub97c \ubc1b\uc740 \uac83\uc73c\ub85c \ud310\ub2e8\ud55c\ub2e4.\n\n\uadf8\ub9bc\uc5d0\uc11c \uc5b4\ub290 \ub178\ub4dc\uac00 \uac00\uc7a5 \ub9ce\uc740 \uc9c0\uc9c0\ub97c \ubc1b\uace0 \uc788\ub294 \uc9c0 \uc0dd\uac01\ud574\ubcf4\uace0,\n\uc774\ub97c \uc218\uce58\ud654\ud55c PageRank\uac12\uacfc \ube44\uad50\ud574 \ubcf4\uae30 \ubc14\ub780\ub2e4.\n\n<strong><font color=\"#ff7635\" size=\"3\">\uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4\uc758 \uad6c\uc870<\/font><\/strong>\n\n\uc0c1\ub300\uc801\uc73c\ub85c \uc790\ub8cc\uaddc\ubaa8\uac00 \uc791\uc740 \uae30\uc5c5\uc6a9 \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4\uace0\uc790 \ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 DBMS\uc640 \uc720\uc0ac\ud55c \uc815\ub3c4\uc758 \ub9ce\uc740 \uae30\ub2a5\uc774 \ud544\uc694\ud558\ub2e4. \uadf8\ub7ec\ub098 \uc778\ud130\ub137\uc0c1\uc758 \ub9ce\uc740, \uc815\ub9d0\ub85c \ub9ce\uc740 \uc790\ub8cc\ub97c \uac80\uc0c9\ud558\uace0\uc790 \ud558\ub294 \ub300\uc6a9\ub7c9 \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4\uace0\uc790 \ud558\ub294 \uacbd\uc6b0\ub294 \ub2e4\uc591\ud55c \uae30\ub2a5\ubcf4\ub2e4 \uac80\uc0c9\uc774\ub77c\ub294 \ud558\ub098\uc758 \uae30\ub2a5\uc774 \ud560 \uc218 \uc788\ub294\ud55c \ucd5c\ub300\ud55c \ube60\ub974\uac8c, \uc815\ud655\ud558\uac8c \ub418\ub294 \uac83\uc774 \ud544\uc694\ud558\ub2e4.\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"391\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA0LmpwZw==\" width=\"374\"><\/div>\n\uadf8\ub9bc7) \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4\uc758 \uad6c\uc870\n<div style=\"PADDING-RIGHT: 10px; PADDING-LEFT: 10px; PADDING-BOTTOM: 10px; PADDING-TOP: 10px; BACKGROUND-COLOR: #faffa9\">URL Server - \uc6f9\ud398\uc774\uc9c0\ub97c \uac00\uc838\uc62c URL\uc744 Crawler\uc5d0 \ubd84\ubc30\ud55c\ub2e4.\n\nCrawler - \uc6f9\ud398\uc774\uc9c0\ub97c \uac00\uc838\uc640\uc11c Store Server\uc5d0 \uc804\ub2ec\ud55c\ub2e4.\n\nStore Server - \uc6f9\ud398\uc774\uc9c0\ub97c \uc555\ucd95\ud558\uc5ec Repository\uc5d0 \uc800\uc7a5\ud55c\ub2e4.\n\nRepository - \ubaa8\ub4e0 \uc6f9\ud398\uc774\uc9c0\uc758 \uae38\uc774\uc640 \uc555\ucd95\ub41c \ub0b4\uc6a9\uc744 \uc800\uc7a5\ud558\uace0 \uc788\ub2e4.\n\nIndexer - \ub9ac\ud30c\uc9c0\ud1a0\ub9ac\uc758 \uc6f9\ud398\uc774\uc9c0\uc758 \uc555\ucd95\uc744 \ud480\uace0, \ud30c\uc2f1\ud558\uc5ec, hits\ud615\ud0dc\ub85c \uc800\uc7a5\ud55c\ub2e4. hits\ub294 \ub2e8\uc5b4, \ub2e8\uc5b4\uc758 \ubb38\uc11c\ub0b4\uc704\uce58, \ud3f0\ud2b8\ud06c\uae30, \ub300\uc18c\ubb38\uc790\uad6c\ubd84 \ub4f1\uc744 \ub2f4\uace0 \uc788\ub2e4. \uc0c9\uc778\uae30\ub294 hits\ub97c \uc18c\ud305\ud558\uc5ec Barrels\uc5d0 \ub098\ub204\uc5b4 \ub2f4\ub294\ub2e4. \ub610\ud55c \uc6f9\ud398\uc774\uc9c0\uc548\uc758 \uc575\ucee4\ub4e4\uc744 Anchors\uc5d0 \ub2f4\uc544\ub193\ub294\ub2e4.\n\nDoc Index - DocID\uc640 \ub9ac\ud30c\uc9c0\ud1a0\ub9ac\ub0b4\uc758 \uc704\uce58\ub97c \ub2f4\uace0\uc788\ub2e4.\n\nBarrels - forward\/backward index\uc758 \uc9d1\ud569\n\nLexicon - wordID\uc640 word \ubaa9\ub85d\n\nAnchors - \uc575\ucee4\ud14d\uc2a4\ud2b8\uc640 \ud0c0\uac9fURL\ub85c \uad6c\uc131\ub41c\ub2e4.\n\nSorter - Barrels\uc5d0 \uc800\uc7a5\ub41c Forward Index\ub97c \uc77d\uc5b4\uc11c wordID\ub85c \uc815\ub82c\ud558\uace0 Inverted Index\ub97c \uc0dd\uc131(In Place)\ud55c\ub2e4.&nbsp; \ub610\ud55c Sorter\ub294 wordID\uc758 \ub9ac\uc2a4\ud2b8\uc640 \uac01 wordID\ubcc4\ub85c Inverted Index\uc5d0\uc11c\uc758 \uc704\uce58\ub97c \uae30\ub85d\ud55c \ub9ac\uc2a4\ud2b8\ub97c \uc0dd\uc131\ud55c\ub2e4. DumpLexicon\uc774\ub77c\ub294 \ud504\ub85c\uadf8\ub7a8\uc774 \uc774 \ubaa9\ub85d\uacfc Lexicon\uc744 \uc77d\uc5b4\uc11c \uc0c8\ub85c\uc6b4 Lexicon\uc744 \ub9cc\ub4e4\uc5b4\ub0b8\ub2e4.\n\nURL Resolver - Anchors\ub97c \uc77d\uc5b4\uc11c \uc0c1\ub300URL\uc744 \uc808\ub300URL\ub85c \ubcc0\uacbd\ud558\uace0 docID\ub97c \ubc30\uc815\ud558\uba70, \uc575\ucee4\ud14d\uc2a4\ud2b8\ub97c docID\uc758 \uc0c9\uc778\uc5d0 \uc800\uc7a5\ud55c\ub2e4. \ub610\ud55c docID\uc758 \uc30d\uc73c\ub85c \uc774\ub8e8\uc5b4\uc9c4 \ub9c1\ud06c\uad6c\uc870\ub97c Links\uc5d0 \uc800\uc7a5\ud55c\ub2e4.\n\nLinks - \ub9c1\ud06c\ub97c \uc800\uc7a5\ud558\ub294 docID\uc758 \uc30d \ubaa9\ub85d\n\nPageRank - Links\uad6c\uc870\ub97c \uc77d\uc5b4\uc11c \ubaa8\ub4e0 \ud398\uc774\uc9c0\uc758 PageRank\ub97c \uacc4\uc0b0\ud55c\ub2e4.\n\nSearcher - \uc6f9\uc11c\ubc84\uc640 \uc5f0\ub3d9\ub418\uba70, \uc0ac\uc6a9\uc790 \uc9c8\uc758\ub97c Lexicon\uc744 \ucc38\uc870\ud558\uc5ec wordID\ub85c \ubcc0\ud658\ud55c\ub2e4. wordID, inverted Index, pagerank\ub97c \uc774\uc6a9\ud558\uc5ec \uacb0\uacfc\ub97c \uc0dd\uc131\ud558\uc5ec \ub2f5\ud55c\ub2e4.\n\n<\/div>\n\uac80\uc0c9\uc5d4\uc9c4\uc740 \uc77c\uc885\uc758 \uc720\ud2f8\ub9ac\ud2f0 \uc9d1\ud569\ucc98\ub7fc \uc791\ub3d9\ud55c\ub2e4. \uc0ac\uc2e4 \uac80\uc0c9\uc5d4\uc9c4 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ub300\ubd80\ubd84\uc758 \uc11c\ube44\uc2a4\ub4e4\uc774 \uc774\ucc98\ub7fc \uc791\uc740 \ud504\ub85c\uadf8\ub7a8\ub4e4\ub85c \uad6c\ubd84\ub418\uc11c \uac1c\ubc1c\ub418\uc5b4\uc9c4\ub2e4.\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"600\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA1LmpwZw==\" width=\"350\"><\/div>\n\uadf8\ub9bc8) 1998\ub144 \ub2f9\uc2dc\uc758 \uad6c\uae00 \ud1b5\uacc4\n\n<strong><font color=\"#ff7635\" size=\"3\">\ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \uc65c\uace1<\/font><\/strong>\n\n\uad6c\uae00\uc774 \uc81c\uacf5\ud558\ub294 \uad6c\uae00\ud234\ubc14\ub97c \uc0ac\uc6a9\ud558\uba74 \uc6f9\ube0c\ub77c\uc6b0\uc800\uc5d0\uc11c \ud604\uc7ac \ubcf4\uace0\uc788\ub294 \ud398\uc774\uc9c0\uc758 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uc54c \uc218 \uc788\ub2e4. \uc544\ub798 \uadf8\ub9bc\uc5d0\uc11c \uc0ac\uc774\ub0c5\uc18c\ud504\ud2b8 \ud648\ud398\uc774\uc9c0\uc758 PageRank\ub294 5\uc774\ub2e4.\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"200\" onclick=\"open_img('http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA2LmpwZw==')\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA2LmpwZw==\" style=\"CURSOR: pointer\" width=\"500\"><\/div>\n\uadf8\ub9bc9) \uad6c\uae00\ud234\ubc14\ub97c \uc124\uce58\ud558\uba74 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \ubcfc \uc218 \uc788\ub2e4.\n\n\ud234\ubc14\uac00 \uc81c\uc2dc\ud558\ub294 \ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \uc2e4\uc81c\uc801\uc778 \uac12\uc774 \uc544\ub2c8\ub77c, \uc2e4\uc81c\uac12\uc744 10\uac1c\uc758 \ubc94\uc704\ub85c \ub098\ub258\uc5b4 \ubcf4\uc5ec\uc900 \uac83\uc774\ub77c\uc11c \uc815\ud655\ud55c \uac12\uc744 \uc54c\uae30\ub294 \uc5b4\ub835\ub2e4. \ub2a5\ub825\ub418\uc2dc\ub294 \ubd84\uc740 \uad6c\uae00 \ud234\ubc14\ub97c \ud574\ud0b9\ud574\uc11c \uc2e4\uc81c \ud398\uc774\uc9c0\ub7ad\ud06c\uac12\uc744 \ubcfc \uc218\ub3c4 \uc788\uaca0\ub2e4.(\uad6c\uae00\ud234\ubc14 \ub77c\uc774\uc13c\uc2a4 \uc704\ubc18\uc774\ub77c\uace0 \ud558\ub124\uc694, \uc124\uce58\uc2dc\uc5d0 \ub204\uac00 \ub77c\uc774\uc13c\uc2a4 \uc77d\uc5b4\ubcf4\ub098...\u3161\u3161;)\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"255\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDAyLmpwZw==\" width=\"368\"><\/div>\n\uadf8\ub9bc10) \uad6c\uae00 \ud234\ubc14\uac00 \uc81c\uc2dc\ud558\ub294 \uac12\uacfc \uc2e4\uc81c \ud398\uc774\uc9c0\ub7ad\ud06c \uac12(\ucd94\uc815\uce58, \uad6c\uae00\uc774 \ubc1c\ud45c\ud55c \uc790\ub8cc\uac00 \uc544\ub2d8)\n\n\ud234\ubc14\ub294 \uadf8\ub2e4\uc9c0 \uc815\ud655\ud558\uc9c0 \uc54a\ub2e4\uace0\ud55c\ub2e4.\n\ud234\ubc14\ub294 \uc885\uc885 \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \ucd94\uc815\ud55c \uac12\uc744 \ubcf4\uc5ec\uc900\ub2e4 \ub610\ud55c \uc815\ud655\ud55c \uac12\uc744 \uc54c \uc218\ub294 \uc5c6\ub2e4.\n\n\ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \uc6f9\ud398\uc774\uc9c0\uc758 \uc911\uc694\ub3c4 \ub610\ub294 \uad1c\ucc2e\uc740 \uc815\ub3c4\ub97c \ub098\ud0c0\ub0b8\ub2e4\uace0 \ubcf4\uba74 \ub418\ub098,\n\uc544\ub798\uc640 \uac19\uc740 \uba87\uac00\uc9c0 \uacbd\uc6b0\uc5d0 \uc65c\uace1 \ub41c\ub2e4.\n\n<font color=\"#177fcd\">1) Reciprocal links - \"\ub0b4\uaebc \ub9c1\ud06c\ud574\uc918, \ub098\ub3c4 \ub9c1\ud06c\ud574\uc904\uaed8\"\n2) Link Requirements - \"\uc6b0\ub9ac \uc2a4\ud06c\ub9bd\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc2dc\ub824\uba74 \uc6b0\ub9ac \ud648\ud398\uc774\uc9c0\ub97c \ub9c1\ud06c\ud574\uc8fc\uc138\uc694\"\n3) Friends and Family - \"\ub0b4 \uce5c\uad6c \uc131\uc5f0\uc774\uc758 \uc0ac\uc774\ud2b8\uc785\ub2c8\ub2e4\", \"\uc6b0\ub9ac \uac1c \uc0ac\uc774\ud2b8\uac00 \uc5ec\uae30 \uc788\uc5b4\uc694\"\n4) Free Page Add-ons - \"\uc774 \uce74\uc6b4\ud130\ub294 <\/font><a href=\"http:\/\/www.linktocounter.com\/\"><font color=\"#177fcd\">www.linktocounter.com<\/font><\/a><font color=\"#177fcd\"> \uc5d0\uc11c \uc81c\uacf5\ub41c \uac83\uc785\ub2c8\ub2e4\"<\/font>\n\n<font color=\"#008000\"><strong>\uac80\uc0c9\uc5d4\uc9c4\ucd5c\uc801\ud654 \ub610\ub294 \ub9c8\ucf00\ud305 \uc5c5\uccb4<\/strong><\/font>\n\n\ud398\uc774\uc9c0\ub7ad\ud06c \ub4f1 \uac80\uc0c9\uc5d4\uc9c4\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ub7ad\ud0b9\uc54c\uace0\ub9ac\uc998\uc744 \uc5f0\uad6c\ud558\uc5ec \ud2b9\uc815\ud398\uc774\uc9c0\uac00 Top 10 \ud398\uc774\uc9c0 \uc548\uc5d0 \ub4e4\uc5b4\uc62c \uc218 \uc788\ub3c4\ub85d \ud574\uc8fc\uace0 \ub3c8\uc744 \ubc1b\ub294\ub2e4.\n\n<strong><font color=\"#ff7635\" size=\"3\">\ub300\uc6a9\ub7c9 \uac80\uc0c9\uacb0\uacfc<\/font><\/strong>\n\n\uc6b0\ub9ac \ubaa8\ub450\uac00 \uc815\ub2f5\uc744 \uc54c\uace0 \uc788\ub2e4. \uadf8\ub807\ub2e4 \uc798 \ubcf4\uc5ec\uc918\uc57c \ud55c\ub2e4. \uadf8\ub7ec\ub098 \uc7ac\ud604\ub960\uacfc \uc815\ud655\ub960\uc774 100%\uc778 \uacbd\uc6b0\ub77c\ub3c4 \"\ub178\ubb34\ud604\"\uc744 \uac80\uc0c9\ud55c \uacb0\uacfc\uac00 \uce60\ubc31\uc0bc\uc2ed\uc721\ub9cc\uc624\ucc9c\uc721\ubc31\uc774\uc2ed\uc774\uac1c\uac00 \ub098\uc654\ub2e4\uba74 \ub3c4\ub300\uccb4 \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc5b4\ub5a4 10\uac1c\ub97c \ud654\uba74\uc5d0 \ubcf4\uc5ec\uc8fc\ub294 \uac8c \uc88b\uc744\uae4c? \uc5ec\uae30\uc5d0\uc11c \ub7ad\ud0b9\uc774 \ub4f1\uc7a5\ud55c\ub2e4. \uc0ac\uc6a9\uc790\uac00 \ub354 \uc6d0\ud560 \ub9cc\ud55c \uac83\uc758 \ub7ad\ud0b9\uc744 \ub192\uc5ec\uc11c \uac00\uc7a5 \ub7ad\ud0b9\uc774 \ub192\uc740 10\uac1c\ub97c \ubcf4\uc5ec\uc904 \ubc29\ubc95\uc774 \ud544\uc694\ud558\ub2e4.\n\n<strong><font color=\"#008000\">\uad6c\uae00\uc774 \uac80\uc0c9\uacb0\uacfc\uc5d0 \uc0ac\uc6a9\ud558\ub294 \uae30\ubcf8\uc801\uc778 \ub7ad\ud0b9\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/font><\/strong>\n<font color=\"#cc9900\">1) \uac80\uc0c9\uc5d0 \uc0ac\uc6a9\ub41c \ud0a4\uc6cc\ub4dc\uc640 \ub9e4\uce58\ub418\ub294 \ubaa8\ub4e0 \ud398\uc774\uc9c0\ub97c \ucc3e\ub294\ub2e4\n2) \uac01 \ud398\uc774\uc9c0\uc5d0 \uc788\ub294 \ud0a4\uc6cc\ub4dc\uc640 \uac19\uc740 \uc694\uc18c\ub97c \uc911\uc2ec\uc73c\ub85c \ub7ad\ud0b9\uc744 \ud55c\ub2e4.\n3) \uc778\ubc14\uc6b4\ub4dc(\ud398\uc774\uc9c0\ub85c \ub4e4\uc5b4\uc624\ub294) \uc575\ucee4\ud14d\uc2a4\ud2b8\ub97c \uacc4\uc0b0\ud55c\ub2e4.\n4) \ud398\uc774\uc9c0\ub7ad\ud06c \uc810\uc218\ub97c \ub7ad\ud0b9\uc810\uc218\uc5d0 \uacf1\ud574\uc11c \ub192\uc740 \uc21c\uc11c\ub300\ub85c 10\uac1c\ub97c \ubcf4\uc5ec\uc900\ub2e4.\n<\/font><font color=\"#008000\"><u>\nFinal Rank Score = (score for all Non-PageRank factors) * (actual PageRank score)<\/u><\/font>\n\n\ubcf4\ub2e4\uc2dc\ud53c \ud398\uc774\uc9c0\ub7ad\ud06c\ub294 \ub7ad\ud0b9\uc5d0 \ubc18\uc601\ub418\ub294 \ud558\ub098\uc758 \uc694\uc18c\uc77c \ubfd0\uc774\uc9c0 \uc808\ub300\uc801\uc778 \uac83\uc740 \uc544\ub2c8\ub2e4.\n\ub610\ud55c, \uc608\uc804\uc5d0 \ube44\ud574\uc11c \ud398\uc774\uc9c0\ub7ad\ud06c\uac00 \ubc18\uc601\ub418\ub294 \uc815\ub3c4\uac00 \uacc4\uc18d \uac10\uc18c\ud558\uace0 \uc788\ub294 \ucd94\uc138\uc774\ub2e4.\n\nPageRank\ub294 \uad6c\uae00\uc774 \uac80\uc0c9\uacb0\uacfc\uc758 \uc815\ub82c\uc5d0 \uc0ac\uc6a9\ud558\ub294 100\uc5ec\uac1c\uc758 \uc54c\uace0\ub9ac\uc998 \uc911\uc758 \ud558\ub098\uc774\ub2e4.\n\n\uc6b0\ub9ac\uac00 \ub9cc\ub4e0 \ud398\uc774\uc9c0\uac00 \ud2b9\uc815\ud0a4\uc6cc\ub4dc\uc758 \uac80\uc0c9\uacb0\uacfc\ud398\uc774\uc9c0(SERPs)\uc5d0 \ub098\ud0c0\ub098\uae30\ub97c \ubc14\ub780\ub2e4\uba74,\n\n\uba3c\uc800 \ud574\ub2f9 \ud0a4\uc6cc\ub4dc\uac00 \uc6b0\ub9ac \ud398\uc774\uc9c0\uc5d0 \uc788\uc5b4\uc57c \ud55c\ub2e4. \uc774 \ud0a4\uc6cc\ub4dc\uac00 Title Tag\uc5d0 \ub4f1\uc7a5\ud558\uac70\ub098\nBody Text\uc5d0 \uac15\uc870\ub41c \ud615\ud0dc\ub85c \ub098\uc624\uba74 \ub354 \uc88b\ub2e4.\n\n\uadf8\ub9ac\uace0 \uc6b0\ub9ac \ud398\uc774\uc9c0\ub97c \ub9c1\ud06c\ud558\ub294 \uc678\ubd80 \ud398\uc774\uc9c0\ub4e4\uc5d0\uc11c \ud574\ub2f9 \ud0a4\uc6cc\ub4dc\uac00 \uc575\ucee4\ud14d\uc2a4\ud2b8\ub85c \ub4f1\uc7a5\ud574\uc8fc\uba74\n\ub354 \uc88b\ub2e4.(\uc575\ucee4\ud14d\uc2a4\ud2b8\uc758 \uac00\uc911\uce58\uac00 \ub354 \ub192\ub2e4)\n\n\ub05d\uc73c\ub85c \ud398\uc774\uc9c0 \ub7ad\ud06c\uac00 \ub192\uc544\uc57c \ud55c\ub2e4.\n\n<strong><font color=\"#ff7635\" size=\"3\">4\ub178\ub4dc \ud398\uc774\uc9c0\ub7ad\ud06c<\/font><\/strong>\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"166\" src=\"http:\/\/cfs2.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMi50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTcwMDAwMDAwMDA3LmpwZw==\" width=\"211\"><\/div>\n\uadf8\ub9bc11) 4\ub178\ub4dc \uad6c\uc870\n\nPRi(A) = 0.15 + 0.85(PRi-1(C)\/1)\nPRi(B) = 0.15 + 0.85(PRi-1(A)\/3)\nPRi(C) = 0.15 + 0.85(PRi-1(A)\/3 + PRi-1(B)\/1 + PRi-1(D)\/1)\nPRi(D) = 0.15 + 0.85(PRi-1(A)\/3)\n<div class=\"imageblock center\" style=\"CLEAR: both; TEXT-ALIGN: center\"><img alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" height=\"383\" src=\"http:\/\/cfs3.tistory.com\/upload_control\/download.blog?fhandle=YmxvZzk5OTY1QGZzMy50aXN0b3J5LmNvbTovYXR0YWNoLzAvMTkwMDAwMDAwMDA0LmpwZw==\" width=\"311\"><\/div>\n\ub530\ub77c\uc11c,\nPR(A) = 0.35, PR(B) = 0.14, PR(C) = 0.37, PR(4) = 0.14\n\n\ucd08\uae30\uac12\uc774 \uc5bc\ub9c8\uc5ec\ub3c4 \ucd5c\uc885 \uacb0\uacfc\uc5d0\ub294 \uad00\uacc4\uac00 \uc5c6\ub2e4.\n\ub178\ub4dc \uc218\uac00 \ub9ce\uc544\uc9c8\uc218\ub85d \ubc18\ubcf5\uacc4\uc0b0\ub7c9\uc774 \ub9ce\uc544\uc9c4\ub2e4.\n\n2600\ub9cc\uac1c \ub178\ub4dc\uc5d0 \ub300\ud55c PR\uacc4\uc0b0\uc5d0 \uc6cc\ud06c\uc2a4\ud14c\uc774\uc158 \ud55c\ub300\uc5d0\uc11c \uba87\uc2dc\uac04\uc815\ub3c4 \uc18c\uc694(1998, \uad6c\uae00)\n\n\ubc18\ubcf5\ud69f\uc218\ub97c \uc904\uc774\uae30 \uc704\ud558\uc5ec \uc218\ub834\uc624\ucc28\ubc94\uc704\ub97c \ub113\uac8c \uc7a1\uac70\ub098,\n\ub9e4\ubc88 \uc0c8\ub85c\uc6b4 PageRank\ub97c \uacc4\uc0b0\ud558\ub294 \uac8c \uc544\ub2c8\ub77c \uc774\uc804\uc5d0 \uacc4\uc0b0\ud588\ub358 \uac12\uc744 \uc720\uc9c0\ud560 \uc218\ub3c4 \uc788\uace0,\n\uc5ec\ub7ec\uac1c\uc758 \ucef4\ud4e8\ud130\ub97c \uc774\uc6a9\ud558\uc5ec \ubcd1\ub82c\ub85c \uacc4\uc0b0\ud560 \uc218\ub3c4 \uc788\ub2e4(\ucef4\ud4e8\ud130\uac04\uc5d0 \uc11c\ub85c Sync\ub97c \ub9de\ucdb0\uc57c \ud55c\ub2e4)\n\n<font color=\"#ff7635\" size=\"3\"><strong>\ube44 PageRank Factor Threshold<\/strong><\/font>\n\n\uac80\uc0c9\uacb0\uacfc\uc758 \ub7ad\ud06c\uc5d0 \uc788\uc5b4\uc11c \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uc81c\uc678\ud55c \ub2e4\ub978 \uc694\uc18c\ub4e4\uc740 \ud2b9\uc815\ud55c \uae30\uc900 \uc810\uc218(Non-PageRank Factor Threshold) \uc774\uc0c1\ub9cc \ub418\uba74 \ud06c\uac8c \ucc28\uc774\uac00 \ub098\uc9c0 \uc54a\ub294\ub2e4. \ub2e4\uc2dc\ub9d0\ud558\uba74 \uc575\ucee4\ud14d\uc2a4\ud2b8\uac00 \ub450\ubc30\uac00 \ub41c\ub2e4\uace0 \ud574\ub3c4 \uadf8\ub2e4\uc9c0 \uc810\uc218\uac00 \ub192\uc544\uc9c0\uc9c0 \uc54a\ub294\ub2e4. \ub9c8\uce58 \ub85c\uadf8\ud568\uc218\uc758 \uadf8\ub798\ud504\ub97c \uc0dd\uac01\ud558\uba74 \ub418\uaca0\ub2e4.\n\n\uc544\ub798 \uc218\uc2dd\uc758 Non-PageRank\ub294 \ub85c\uadf8\uc801\uc73c\ub85c \uc99d\uac00\ud55c\ub2e4\uace0 \ubcf4\uba74 \ub9de\ub2e4.\nFinal Rank Score = (score for all Non-PageRank factors) * (actual PageRank score)\n\n\uadf8\ub798\uc11c \uc774\ub54c\ubd80\ud130\ub294 PageRank\uac00 \ub9e4\uc6b0 \uc911\uc694\ud574\uc9c4\ub2e4. PageRank\ub97c \ubaa8\uc544\uc11c \uac12\uc774 \ub192\uc544\uc838\uc57c\ub9cc SERPs\uc5d0 \ub4f1\uc7a5\ud560 \uc218 \uc788\ub2e4.\n\n\uc815\ub9d0\ub85c \uc911\uc694\ud560 \uac83 \uac19\uc9c0 \uc54a\uc740\uac00? \uc5b4\ub290\uc815\ub3c4 \uc218\uc900\uc774 \ub418\ub294 \ud398\uc774\uc9c0\ub4e4\uc774\ub77c\uba74 \uc774\ub54c\ubd80\ud130\ub294 \ud398\uc774\uc9c0\ub7ad\ud06c \uac12\uc774 \uacb0\uc815\uc801\uc774\ub2e4.\n\n<font color=\"#ff7635\" size=\"3\"><strong>SERPs\uc5d0\uc11c \uadf8\ub987\ub41c \ud398\uc774\uc9c0\ub97c \ubc1c\uacac\ud588\uc744 \uacbd\uc6b0<\/strong><\/font>\n\n\uac80\uc0c9\uacb0\uacfc\ud398\uc774\uc9c0\ub0b4\uc5d0 \uac01 \ud56d\ubaa9\ubcc4\ub85c \ubc84\ud2bc\uc744 \ub450\uc5b4\uc11c\n\ubc84\ud2bc\uc774 \ub20c\ub9ac\uba74...\n\n\ud574\ub2f9\ud398\uc774\uc9c0\uc758 PageRank\ub97c 0\uc73c\ub85c \ud558\uc5ec \uac80\uc0c9\uacb0\uacfc\uc758 \uc81c\uc77c \ub4a4\ub85c \ubcf4\ub0b8\ub2e4.\n\ud574\ub2f9\ud398\uc774\uc9c0\uc640 \uad00\uacc4\ub41c \ub9c1\ud06c\ub4e4\uc744 Links\uc5d0\uc11c \uc81c\uac70\ud574\ubc84\ub9b0\ub2e4.\n\n<strong><font color=\"#ff7635\" size=\"3\">\ucc38\uace0\ubb38\ud5cc<\/font><\/strong>\n\n1) Sergey Brin and Lawrence Page, \"The Anatomy of a Large-Scale Hypertextual Web Search Engine\"\n2) Chris Ridings and Mike Shishigin, \"PageRank Uncovered\"\n\n<font color=\"#ff7635\" size=\"3\"><strong>\ubd80\ub85d. \uc9c1\uc811 \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4\uace0\uc790 \ud558\ub294 \ubd84\ub4e4\uc5d0\uac8c...<\/strong><\/font>\n\n\uc544\uc8fc \uac04\ub2e8\ud55c \uac80\uc0c9\uc5d4\uc9c4\uc744 \uc9c1\uc811 \ub9cc\ub4e4\uc5b4 \ubcf4\uace0 \uc2f6\ub2e4\uba74, \uc218\uc9d1 \ud504\ub85c\uadf8\ub7a8\uc740 \uc9c1\uc811 \ub9cc\ub4e4\uae30\ubcf4\ub2e4\ub294(\uac80\uc0c9\uc5d4\uc9c4\uc5d0\uc11c \uc218\uc9d1\uae30\uac00 \uac00\uc7a5 \uc5b4\ub824\uc6b4 \ubd80\ubd84\uc77c\uc9c0 \ubaa8\ub978\ub2e4, \uc798\ud558\ub824\uba74 \uac70\uc758 \uc778\ud130\ub137 \uc775\uc2a4\ud50c\ub85c\ub7ec\ub97c \ub2e4 \ub9cc\ub4e4\uc5b4\uc57c \ud560 \uc218\ub3c4 \uc788\ub2e4) \uc778\ud130\ub137 \uac80\uc0c9\uc5d0\uc11c \"<strong><font color=\"#008000\">open source crawler<\/font><\/strong>\"\ub97c \uac80\uc0c9\ud574\uc11c \ub098\uc624\ub294 \uac83 \uc911\uc5d0 \uc624\ub798\ub418\uace0 \uc790\uc8fc \uc5c5\ub370\uc774\ud2b8\ub418\ub294 \uac83\uc744 \ud558\ub098 \uace8\ub77c\uc11c \uc4f0\ub3c4\ub85d \ud558\uace0, \ud2b9\ubcc4\ud788 \ub098\ub294 \ub0a8\uc758 \ucf54\ub4dc \ubcf4\ub294 \ub2a5\ub825\uc774 \ub6f0\uc5b4\ub098\ub2e4\uace0 \uc790\uc2e0\ud55c\ub2e4\uba74, Mozilla \uc18c\uc2a4\ub97c \ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5\ud574\uc11c \uc4f0\uae30\ub97c \uad8c\uc7a5\ud55c\ub2e4. \ub0a8\uc758 \uac83\uc740 \uc8fd\uc5b4\ub3c4 \uc2eb\ub2e4\uba74... \uad6c\uae00\ucc98\ub7fc \ud30c\uc774\uc36c\uc73c\ub85c \ub9cc\ub4e4\uc5b4\ub77c.\n\n\uc0c9\uc778 \ud504\ub85c\uadf8\ub7a8\uc744 \ub9cc\ub4e4\uae30 \uc704\ud574\uc11c\ub294 \uc5b4\ub5a4 \uac80\uc0c9\uae30\ub2a5\uc774 \ud544\uc694\ud55c \uc9c0\ub97c \uc54c\uc544\uc57c \ud55c\ub2e4. \ub2e8\uc21c \ud0a4\uc6cc\ub4dc \uac80\uc0c9\uc774\uba74 \ub418\ub294 \uac83\uc778\uc9c0, \uba40\ud2f0 \ud0a4\uc6cc\ub4dc \uac80\uc0c9\uc774 \uac00\ub2a5\ud574\uc57c \ud558\ub294\uc9c0, \ud0a4\uc6cc\ub4dc\uac04\uc758 \uadfc\uc811\uc131(proximity)\uc774 \ud544\uc694\ud55c \uac83\uc778\uc9c0 \ub4f1 \uc0c9\uc778\uacfc \uac80\uc0c9\uc740 \uc0ac\uc2e4 \ud558\ub098\uc758 \ud2c0\uc5d0\uc11c \uac1c\ubc1c\uc774 \uc774\ub8e8\uc5b4\uc838\uc57c \ud55c\ub2e4. \uac00\uc7a5 \ub2e8\uc21c\ud55c \uac80\uc0c9\uc744 \ud55c\ub2e4\uace0 \ud558\uace0, \ud558\ubd80\uc800\uc7a5\uad6c\uc870\ub85c\ub294 <strong><font color=\"#008000\">\ubc84\ud074\ub9acDB<\/font><\/strong>\ub098(\ud3ec\ud0c8\uc5d0\uc11c \uc88b\uc544\ud55c\ub2e4) \uc704\uc2a4\ucf58\uc2e0\ub300\ud559\uc758 <strong><font color=\"#008000\">Shore<\/font><\/strong>\ub97c(\uc5f0\uad6c\uc18c\uc5d0\uc11c \uc88b\uc544\ud55c\ub2e4) \uc0ac\uc6a9\ud558\ub3c4\ub85d \ud558\uace0, \uad6d\ubb38\ubc95\uc5d0 \ub300\ud55c \uc0c1\ub2f9\ud55c \uc774\ud574\uac00 \ud544\uc694\ud55c \ud615\ud0dc\uc18c\ubd84\uc11d\ubcf4\ub2e4\ub294 N-Gram\ubc29\uc2dd\uc744 \uc774\uc6a9\ud558\ub77c. \uc778\ud130\ub137\uc744 \ucc3e\uc544\ubcf4\uba74 <strong><font color=\"#008000\">N-Gram<\/font><\/strong> \uc18c\uc2a4\ucf54\ub4dc\ub3c4 \ucc3e\uc744 \uc218 \uc788\ub2e4.\n\n\ub300\uc6a9\ub7c9 \ucc98\ub9ac\uac00 \ud544\uc694\ud558\ub2e4\uba74, \ubaa8\ub4e0 \uc790\ub8cc\uad6c\uc870\ub97c \uc22b\uc790\ud654\ud558\ub3c4\ub85d\ud558\uace0, \ub2e4\uc591\ud55c \uc800\uc7a5\uad6c\uc870\uac00 \uc788\uaca0\uc9c0\ub9cc \uadf8 \uc911\uc5d0\uc11c\ub3c4 <strong><font color=\"#008000\">\ud574\uc26c<\/font><\/strong>\ub97c \uc0ac\uc6a9\ud558\uae30 \ubc14\ub780\ub2e4. \uc74c... \uc880 \ub354 \uc9c1\uc811\uc801\uc73c\ub85c \uc124\uba85\ud558\uc790\uba74, \ud0a4\uc6cc\ub4dc\ub97c \ubaa8\ub450 \uc22b\uc790\ud615\ud0dc\uc758 id\ub85c \ub9f5\ud551\ud574\uc11c \uc0ac\uc6a9\ud558\uace0, \ubb38\uc11c\ub3c4 \ub9c8\ucc2c\uac00\uc9c0\ub85c \ubaa8\ub450 \uc22b\uc790\ud615\ud0dc\uc758 id\ub85c \ub9f5\ud551\ud574\uc11c \uc0ac\uc6a9\ud55c\ub2e4, \uadf8\ub9ac\uace0 \ubbf8\ub9ac \uc18c\ud305\ud574\ub193\uc744 \ud544\uc694\uac00 \uc788\ub294 \uac83\ub4e4\uc740 b-tree\uac19\uc740 \uad6c\uc870\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\ub3c4 \uc88b\uace0, \ud560 \uc218\ub9cc \uc788\ub2e4\uba74 hash\ub97c \uc4f0\ub3c4\ub85d\ud55c\ub2e4. \uc5b4\ub5a0\ud55c \uc790\ub8cc\uad6c\uc870\ub77c\ub3c4 \uc774\ub860\uc801\uc73c\ub85c\ub294 hash\ubcf4\ub2e4 \ube60\ub97c \uc218\ub294 \uc5c6\ub2e4.\n\n\uc218\uc9d1\ud560 \ub370\uc774\ud0c0\uac00 \uc5bc\ub9c8 \uc548\ub41c\ub2e4\uba74(\uc77c\ubc18\uc801\uc73c\ub85c \uae30\uc5c5\uccb4 \ub0b4\ubd80\uc5d0\uc11c \uc4f0\uc774\ub294 \uc790\ub8cc) DBMS\uc640 \uc720\uc0ac\ud55c \uc544\uc8fc \ub2e4\uc591\ud55c \uac80\uc0c9\uae30\ub2a5\uc744 \ub9cc\ub4e4\uc5b4\uc57c \uc720\uc800\uac00 \ud589\ubcf5\ud574 \ud560 \uac83\uc774\ub2e4. \uadf8\ub7ec\ub098 \uc218\uc9d1\ud560 \ub370\uc774\ud0c0\uac00 \uc544\uc8fc \ubc29\ub300\ud558\ub2e4\uba74(\ub300\ud615 \ud3ec\ud0c8\uc5d0\uc11c \ub300\uc0c1\uc73c\ub85c \ud558\ub294 \uc790\ub8cc) \uc720\uc800\ub294 \ub2e8\uc21c\ud55c \uac80\uc0c9\uae30\ub2a5\uc774\ub77c\ub3c4 \uacb0\uacfc\uac00 \uc798 \ub098\uc624\uba74 \uae30\ubed0\ud560 \uac83\uc774\ub2e4.\n\n\uc5b4\ub5a4 \uacbd\uc6b0\uc5d0\ub3c4 \uac80\uc0c9 \uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\uc640 \uac80\uc0c9 \uc18d\ub3c4\ub294 \uc808\ub300\ub85c \ud6fc\uc190\ud558\uba74 \uc548\ub418\ub294 \uac83\uc774\ub2e4. \uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\uac00 \ub0ae\uc73c\uba74 \ub204\uad6c\ub3c4 \uc4f0\ub824\uace0 \ud558\uc9c0 \uc54a\uc744 \uac83\uc774\uace0, \uac80\uc0c9 \uc18d\ub3c4\uac00 \ub290\ub9ac\uba74 \ub9ce\uc740 \uc0ac\uc6a9\uc790\ub4e4\uc774 \ub3d9\uc2dc\uc5d0 \uac80\uc0c9\ud560 \uacbd\uc6b0 \uac70\uc758 \uc0ac\uc6a9\ubd88\uac00\ub2a5 \uc0c1\ud0dc\uac00 \ub420 \uc218\uac00 \uc788\ub2e4.\n\n\uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\ub77c\ub294 \uac83\uc740 \uc0ac\ub78c\ub9c8\ub2e4 \ub2e4\ub974\uace0 \uc815\uc131\uc801\uc778 \uac83\uc774\ub77c \uc77c\uc885\uc758 \uc778\uacf5\uc9c0\ub2a5\uc5d0 \uad00\ub828\ub41c \ubb38\uc81c\ub2e4. \ucc98\uc74c \uac80\uc0c9\uc5d4\uc9c4\uc744 \ub9cc\ub4e4 \ub54c\ub294 \uc778\uacf5\uc9c0\ub2a5\uc131\uaca9\uc758 \ubb38\uc81c\ub294 \uc544\uc608 \uc811\uadfc\ud558\uc9c0 \uc54a\ub294 \uac8c \uc88b\ub2e4. \uc0c1\uc5c5\uc6a9\uc774 \uc544\ub2c8\ub77c \uc5f0\uc2b5\uc6a9\uc774\ub77c\uba74 \ucc98\uc74c\uc5d0\ub294 \uac80\uc0c9\uacb0\uacfc\uc758 \ub9cc\uc871\ub3c4\ub97c \ubb34\uc2dc\ud558\ub77c.\n\n\uac80\uc0c9 \ud504\ub85c\uadf8\ub7a8\uc740 \uc0ac\uc6a9\uc790\uc758 \uc9c8\uc758\ub97c \uc0c9\uc778\uc2dc\uc5d0 \uc0ac\uc6a9\ud588\ub358 N-Gram\uc744 \uc368\uc11c \ubd84\ub9ac\ud558\uace0, \ud574\ub2f9 \ud0a4\uc6cc\ub4dc\uc758 id\ub85c \ub9f5\ud551\ud574\uc11c \uc9c8\uc758\uc5b4\uc758 \ud0a4\uc6cc\ub4dc id \ubaa9\ub85d\uc744 \ub9cc\ub4e0\ub2e4. \uc774\uc81c \uc774 \ud0a4\uc6cc\ub4dc id\ubaa9\ub85d\uc744 \uac00\uc9c0\uace0 \uac01\uac01\uc758 \ud0a4\uc6cc\ub4dc id\uc5d0 \ud574\ub2f9\ud558\ub294 \ubb38\uc11c id\ub4e4\uc744 \ubaa8\uc544\uc640\uc11c \ud558\ub098\ub85c \uacb0\uacfc\ub97c \ud558\ub098\ub85c \ud569\uccd0\uc11c \uc0ac\uc6a9\uc790\uc758 \ud654\uba74\uc5d0 \ubcf4\uc5ec\uc900\ub2e4.\n\n\uac80\uc0c9\/\uc0c9\uc778 \uac1c\ubc1c\uacfc\uc815\uc740 \ud074\ub77c\uc774\uc5b8\ud2b8\/\uc11c\ubc84 \uac1c\ubc1c\uacfc\uc815\uacfc \ube44\uc2b7\ud558\ub2e4. \uac80\uc0c9\uc774 \uc880 \ud3b8\ud558\ub824\uba74, \uc0c9\uc778\uc744 \uc798\ud574\uc918\uc57c \ud558\uace0, \uc0c9\uc778\uc744 \ubd80\uc2e4\ud558\uac8c \ud558\uba74 \uac80\uc0c9\uc774 \ud798\ub4e4\ub2e4. \uc0c9\uc778\uacfc \uac80\uc0c9\uc744 \ub098\ub220\uc11c \uac1c\ubc1c\ud558\uace0 \uc11c\ub85c \uc77c\uc744 \ubbf8\ub8e8\uba74 \uc798 \uac1c\ubc1c \uc548\ub41c\ub2e4.\n\n-\ub05d-","_et_gb_content_width":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[28],"tags":[],"class_list":["post-6011","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev-story"],"yoast_head":"\n<title>PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4 - Synapsoft<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4 - Synapsoft\" \/>\n<meta property=\"og:description\" content=\"PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4 v1.0 2007\/11\/02 Copyleft by \uc804\uacbd\ud5cc@\uc0ac\uc774\ub0c5\uc18c\ud504\ud2b8 \ud398\uc774\uc9c0\ub7ad\ud06c(PageRank) \ube44\uc2fc\uac70\ub77c\ub294\ub370... \uad6c\uad6c\uc808\uc808\ud55c \uc74c\uc2dd \uc124\uba85\ubcf4\ub2e4\ub294 \uba3c\uc800 \uba39\uc5b4\ubcf4\ub294\uac8c \uc88b\uc9c0 \uc54a\uaca0\ub098? \uad6c\uae00\ucc3d\uc5c5\uc790\uc911 \ud55c\uba85\uc778 \ub798\ub9ac\ud398\uc774\uc9c0\uac00 \ub9cc\ub4e0 \ud398\uc774\uc9c0\ub7ad\ud06c\uc758 \uc815\uc758\ub294 \uc544\ub798\uc640 \uac19\ub2e4. PR(A) = (1-d) + d(PR(T1)\/C(T1) + PR(T2)\/C(T2) + ... +&nbsp; PR(Tn)\/C(Tn)) A : \ud398\uc774\uc9c0\ub7ad\ud06c\ub97c \uacc4\uc0b0\ud558\uace0\uc790\ud558\ub294 \ub178\ub4dc T1...Tn : A\ub85c\uc758 \ub9c1\ud06c\ub97c \uac00\uc9c0\uace0 \uc788\ub294 \ub178\ub4dc C(Tn) : \ub178\ub4dc Tn\uc5d0\uc11c \uc678\ubd80\ub85c \ub098\uac00\ub294 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/\" \/>\n<meta property=\"og:site_name\" content=\"Synapsoft\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/synapsoft\" \/>\n<meta property=\"article:published_time\" content=\"2007-11-04T13:06:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-07-31T06:09:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.synapsoft.co.kr\/wp-content\/uploads\/2007\/11\/blog_img153.png\" \/>\n\t<meta property=\"og:image:width\" content=\"534\" \/>\n\t<meta property=\"og:image:height\" content=\"196\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"synap\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\uae00\uc4f4\uc774\" \/>\n\t<meta name=\"twitter:data1\" content=\"synap\" \/>\n\t<meta name=\"twitter:label2\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data2\" content=\"3\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/\"},\"author\":{\"name\":\"synap\",\"@id\":\"https:\/\/www.synapsoft.co.kr\/#\/schema\/person\/36ad8881b3b7b47a32258f5afe3a6391\"},\"headline\":\"PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4\",\"datePublished\":\"2007-11-04T13:06:00+00:00\",\"dateModified\":\"2019-07-31T06:09:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/\"},\"wordCount\":628,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.synapsoft.co.kr\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.synapsoft.co.kr\/wp-content\/uploads\/2007\/11\/blog_img153.png\",\"articleSection\":[\"\uac1c\ubc1c \uc774\uc57c\uae30\"],\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/\",\"url\":\"https:\/\/www.synapsoft.co.kr\/blog\/6011\/\",\"name\":\"PageRank \uc640 \uad6c\uae00 \uac80\uc0c9\uc5d4\uc9c4 - 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