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PageRank（PR值）

威海链接原理威海PR
746

PageRank是沉迷Google的人们用来测验其站点在Google中的排名的一种衡量规范，SEO和查找引擎营销（SEM）专家也运用这个术语描绘网页在SERP中的排名以及Google依据排名算法给予站点的分数，无论怎么界说，PageRank都是SEO的重要部分。

Public @ 2010-02-23 15:39:10

Google PR 值是什么？怎样计算？

威海链接原理威海PR
1031

Google PR值（PageRank）是Google用于评估网页重要性和引用关系的一种算法方法。PR值介于0到10之间，值越高表示网页的重要性越高。 PR值的计算基于网页的链接数和链接质量，即链接来源的重要性。一个网页被其他重要网页所连接时，它的PR值也会随之提高。具体地，PR值的计算公式为： PR(A) = (1-d) + d(PR(t1)/C(t1) + ... + PR(tn)/C

Public @ 2023-05-27 10:00:11

Google PageRank还重要吗？

威海链接原理威海PR
1502

作为一个AI语言模型，我认为Google PageRank仍然是重要的。尽管Google已经停止公开更新PageRank数据，但这个算法仍然是指导Google搜索引擎排名的重要因素之一。PageRank算法可以让Google更好地理解网页的相关性和权威性，以便为用户提供更准确的搜索结果。此外，PageRank的概念也为其他搜索引擎的排名算法提供了启示，因此它仍然具有重要的参考价值。

Public @ 2023-03-30 05:50:12

Matt Cutts谈PR和PR更新

威海链接原理威海PR
1018

大家都注意到前两天Toolbar(工具条)PR已经更新了。Matt Cutts发了一个帖子，回答一些关于PR和PR更新的问题。问：我很好奇PR值在内部是怎样存储的？是小数，就像人们猜测的，还是整数？答：把它想为小数更准确。当然目前我们内部的PR计算比toolbar显示的0－10要长的多。问：我需要知道这个吗？我知道PR能告诉我什么，我为什么要在乎？也就是说对普通网站来说，PR有什么目的？答：我想这

Public @ 2012-12-27 15:39:04

PageRank（PR值）

威海链接原理威海PR
748

PageRank是沉迷Google的人们用来测验其站点在Google中的排名的一种衡量规范，SEO和查找引擎营销（SEM）专家也运用这个术语描绘网页在SERP中的排名以及Google依据排名算法给予站点的分数，无论怎么界说，PageRank都是SEO的重要部分。

Public @ 2010-02-23 15:39:10

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[ DB ] CONNECT:[ UseTime:0.021067s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.015384s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.014236s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_hook` [ RunTime:0.017157s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.014112s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_hook', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016093s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 1566 LIMIT 1 [ RunTime:0.014133s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.015004s ]
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[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.014630s ]
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[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.016135s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 1566 LIMIT 1 [ RunTime:0.014186s ]
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[ SQL ] update `ob_article` set views=views+2 where id=1566 [ RunTime:0.017787s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海链接原理' AND `status` <> -1 LIMIT 1 [ RunTime:0.021552s ]
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[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海PR' AND `status` <> -1 LIMIT 1 [ RunTime:0.024572s ]
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