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搜索引擎链接分析中的链接优化

链接优化是指通过分析搜索引擎对链接的权重评估标准，优化网站内部链接和外部链接，以提高网站相关性、权威性和排名，增加流量和曝光度的过程。常见的链接优化技术包括： 1. 内部链接优化：通过在网站内部添加相关链接、使用含有关键词的锚文本或链接标题等手段，提高网站内页面之间的联系和权重分配，增加搜索引擎对网站内容的理解和评价，提高排名。 2. 外部链接优化：通过在其他网站、社交媒体、论坛、博客等平台上发布与网站内容相关的链接、建立高质量的外部链接、获得其他网站的推荐和分享等方式，提高网站的外部影响力和权威性，增加流量和排名。 3. 链接质量评估：通过分析网站外部链接的质量，判断其是否对网站排名有积极影响或否定影响，对于低质量、垃圾链接进行清理、彻底删除或标记为nofollow等操作，避免对网站排名带来负面影响。链接优化是搜索引擎优化的重要组成部分，通过合理的链接优化策略，可以提高网站的相关性、权威性和排名，为网站的流量和曝光度带来可观的提升。

Public @ 2023-06-14 18:50:33

Google PR劫持

威海链接原理威海PR
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Google PR劫持是指恶意攻击者修改网站的PageRank值，以使其在Google搜索结果中获得更高的排名。攻击者可以通过篡改网站内容、利用漏洞或使用黑帽SEO技术等方式来实现PR劫持。这种攻击可能会导致合法网站的访客数量锐减，进而影响其商业利益。为了避免PR劫持，网站管理员应当做好网站安全防护工作，及时更新网站补丁和加强网站访问控制等措施。

Public @ 2023-06-19 00:00:07

Google Medic全面核心算法更新

随着Google可能回归中国，Google SEO技巧和动态也许会重新回到国内SEO行业的视野。今天的帖子就聊一下这两个星期Google搜索和SEO领域最热闹的话题：Google的Medic核心算法更新。Google Medic核心算法更新上线时间8月1号，SEO相关论坛里开始有人反应网站排名和流量大幅下降。当然，有降的就必然有升的，但通常有算法变化时，排名降的会出来吵吵，排名升的只是窃喜。所以看

Public @ 2014-05-05 15:54:41

搜索引擎基于链接的排序算法

向大家推荐这篇较早以前的文章，其实很多经典的文章，SEO的价值含量才更多。基于链接的排序算法似乎已广泛应用到各种商业搜索引擎中。为了让设计出来的网站能够在各种搜索引擎中获得较高排名，设计者们应该知道这些算法的原理。 Google排名的成功意味着PageRank算法值得特别的关注。PageRank算法是少数几个公开的排序算法之一。PageRank算法对数学要求很高，但可以做些简单的解释，以分析它对网

Public @ 2016-10-03 16:21:58

Google链接分析专利

商业周刊今天发表一篇文章谈搜索引擎市场的竞争情况。Matt Cutts很快发了个贴子评论了下。搜索引擎各自的商业模式，关注点和优缺点就不多说了。引起我兴趣的是Matt Cutts特意提到一个Google链接分析的专利。这个专利是Google在2001年申请，2003年2月批准的，美国专利号号6526440。Google和其他搜索引擎公司都有大把的专利，但拿出来谈的很少，哪些已经用在排名算法里外人就

Public @ 2017-10-08 16:21:56

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[ DB ] CONNECT:[ UseTime:0.023210s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.016613s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.015638s ]
[ 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:0.016501s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.015570s ]
[ 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:0.016671s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8916 LIMIT 1 [ RunTime:0.016843s ]
[ 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:0.017323s ]
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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:0.016454s ]
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[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.018142s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8916 LIMIT 1 [ RunTime:0.015661s ]
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[ SQL ] update `ob_article` set views=views+1 where id=8916 [ RunTime:0.017970s ]
[ 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:0.022481s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海链接原理' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.033580s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海链接原理' AND `status` <> -1 LIMIT 1 [ RunTime:0.023234s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海链接原理' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.031970s ]
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