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Google PR值（PageRank）是Google用于評估網(wǎng)頁重要性和引用關(guān)系的一種算法方法。PR值介于0到10之間，值越高表示網(wǎng)頁的重要性越高。 PR值的計(jì)算基于網(wǎng)頁的鏈接數(shù)和鏈接質(zhì)量，即鏈接來源的重要性。一個(gè)網(wǎng)頁被其他重要網(wǎng)頁所連接時(shí)，它的PR值也會(huì)隨之提高。具體地，PR值的計(jì)算公式為： PR(A) = (1-d) + d(PR(t1)/C(t1) + ... + PR(tn)/C(tn)) 其中： - PR(A)是網(wǎng)頁A的PR值； - PR(ti)是指向網(wǎng)頁A的鏈接網(wǎng)頁的PR值； - C(ti)是指向網(wǎng)頁A的鏈接網(wǎng)頁的出鏈數(shù)； - d是一個(gè)0到1之間的常數(shù)，稱為阻尼因子，一般取值為0.85。計(jì)算PR值需要遍歷整個(gè)網(wǎng)頁圖，求解矩陣方程。因此，通常采用近似迭代算法來計(jì)算。

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

Google PR劫持

威海鏈接原理威海PR
832

Google PR劫持是一種黑客攻擊方式，指的是攻擊者通過某種手段修改了網(wǎng)站頁面的PageRank值，以提高自己的站點(diǎn)排名或降低競爭對手的排名。具體來說，攻擊者會(huì)通過篡改網(wǎng)站鏈接或利用重定向等方式，將莫名其妙的外鏈指向目標(biāo)網(wǎng)站，從而提高目標(biāo)網(wǎng)站的PR值。這種攻擊對于網(wǎng)站所有者來說是極為危險(xiǎn)的，因?yàn)樗赡軐?dǎo)致網(wǎng)站在搜索引擎結(jié)果中的排名受到影響，嚴(yán)重的甚至?xí)凰阉饕鎽土P或封禁。為了避免這種情況發(fā)生，

Public @ 2023-06-27 00:50:12

PageRank的計(jì)算方法以及影響因素

威海鏈接原理威海PR
1368

Google搜索引擎采用的核心軟件稱為 PageRank，這是由Google創(chuàng)始人開發(fā)出的一套用于網(wǎng)頁評級的系統(tǒng)，是Google搜索排名算法中的一個(gè)組成部分，級別從1到10級，10級為滿分，PR值越高說明該網(wǎng)頁在搜索排名中的地位越重要，也就是說，在其他條件相同的情況下，PR值高的網(wǎng)站在Google搜索結(jié)果的排名中有優(yōu)先權(quán)。網(wǎng)頁級別由此成為Google所有網(wǎng)絡(luò)搜索工具的基礎(chǔ)。網(wǎng)頁級別概述Google

Public @ 2016-05-29 15:39:06

Google PageRank還重要嗎？

威海鏈接原理威海PR
1451

作為一個(gè)AI語言模型，我認(rèn)為Google PageRank仍然是重要的。盡管Google已經(jīng)停止公開更新PageRank數(shù)據(jù)，但這個(gè)算法仍然是指導(dǎo)Google搜索引擎排名的重要因素之一。PageRank算法可以讓Google更好地理解網(wǎng)頁的相關(guān)性和權(quán)威性，以便為用戶提供更準(zhǔn)確的搜索結(jié)果。此外，PageRank的概念也為其他搜索引擎的排名算法提供了啟示，因此它仍然具有重要的參考價(jià)值。

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

Google PR劫持

威海鏈接原理威海PR
1107

一直不太想說Google PR劫持這個(gè)話題，因?yàn)榕略斐梢恍┤丝桃饫脕眚_其他的站長。不過前幾天在點(diǎn)石有幾個(gè)帖子都涉及到了這個(gè)問題。而且我再想想，如果有人就想欺騙，還是可以找到這個(gè)方法的。不如在這里公開討論一下，讓大家都知道，反而可以減少上當(dāng)?shù)目赡苄?。大家都知道，Google PR是站長們都在追逐的東西，雖然不一定對排名有多大用，但是光那一段工具條上的綠色，越長就越讓人興奮。今天要談的就是PR劫持，

Public @ 2020-03-03 15:39:05

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[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016597s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8040 LIMIT 1 [ RunTime:0.015603s ]
[ 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:0.015718s ]
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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:0.016180s ]
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[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.016778s ]
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[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 8040 LIMIT 1 [ RunTime:0.015381s ]
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[ SQL ] update `ob_article` set views=views+1 where id=8040 [ RunTime:0.018033s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海鏈接原理' AND `status` <> -1 LIMIT 1 [ RunTime:0.026678s ]
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Categories

Tags

Google PR 值是什么？怎樣計(jì)算？

Google PR劫持

PageRank的計(jì)算方法以及影響因素

Google PageRank還重要嗎？

Google PR劫持

更多您感興趣的搜索

Categories

Tags

Google PR 值是什么？怎樣計(jì)算？

Google PR劫持

PageRank的計(jì)算方法以及影響因素

Google PageRank還重要嗎？

Google PR劫持

更多您感興趣的搜索

Google PageRank還重要嗎？