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PageRank是沉迷Google的人們用來(lái)測(cè)驗(yàn)其站點(diǎn)在Google中的排名的一種衡量規(guī)范，SEO和查找引擎營(yíng)銷(xiāo)（SEM）專(zhuān)家也運(yùn)用這個(gè)術(shù)語(yǔ)描繪網(wǎng)頁(yè)在SERP中的排名以及Google依據(jù)排名算法給予站點(diǎn)的分?jǐn)?shù)，無(wú)論怎么界說(shuō)，PageRank都是SEO的重要部分。

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

TrustRank算法

TrustRank算法是一個(gè)用于檢測(cè)Web圖譜（Web graphs）的可靠性和安全性的算法。它是由斯坦福大學(xué)的一組研究人員開(kāi)發(fā)和發(fā)布的。TrustRank的思想是基于之前的 PageRank算法，但是與PageRank不同的是，TrustRank使用了人工干預(yù)的方式，將一些網(wǎng)站標(biāo)記為可信、不可信或者中等可信度。然后，利用這些標(biāo)記，計(jì)算每個(gè)網(wǎng)站的信任值，表示對(duì)這個(gè)網(wǎng)站的訪問(wèn)與使用是否安全和可靠。這

Public @ 2023-04-05 05:50:11

PageRank的計(jì)算方法以及影響因素

威海鏈接原理威海PR
1608

PageRank計(jì)算方法： PageRank是一個(gè)網(wǎng)頁(yè)的數(shù)量化度量，反映了一個(gè)網(wǎng)頁(yè)被其他網(wǎng)頁(yè)所引用的情況。PageRank算法根據(jù)一個(gè)頁(yè)面的鏈接數(shù)量和質(zhì)量來(lái)確定該頁(yè)面的相對(duì)重要性。PageRank的計(jì)算方法如下： 1. 所有頁(yè)面初始的PageRank值為1 2. 對(duì)每個(gè)頁(yè)面，計(jì)算其被其他頁(yè)面鏈接的數(shù)量和質(zhì)量，將這些值作為該頁(yè)面的權(quán)重值 3. 將這些權(quán)重值分配給該頁(yè)面鏈接到的其他頁(yè)面，以提升這些

Public @ 2023-03-28 06:00:20

如何快速提升新網(wǎng)站的PR值和外鏈

威海鏈接原理威海PR
1562

最近新建了一個(gè)網(wǎng)站，值所以對(duì)怎么快速提升網(wǎng)站PR的方法比較關(guān)注對(duì)于我們新手來(lái)說(shuō)：在網(wǎng)站沒(méi)PR值、沒(méi)有自己的資源的情況下要想和其他PR值相對(duì)比較高的網(wǎng)站互換鏈接是不大可能的，所以還有一個(gè)渠道就是買(mǎi)鏈接；算是最簡(jiǎn)便的渠道吧那如果沒(méi)有花錢(qián)買(mǎi)鏈呢？下面我們就這個(gè)問(wèn)題探討一下！以下是對(duì)一些站長(zhǎng)經(jīng)驗(yàn)的總結(jié)：希望能對(duì)想快速提升PR的新站長(zhǎng)有所幫助。其實(shí)提供新站PR值的方法很多，但個(gè)人總結(jié)覺(jué)得必須遵從以下幾大步驟

Public @ 2019-05-22 15:39:07

Google PageRank的計(jì)算源代碼

威海鏈接原理威海PR
908

最近對(duì)google的PageRank(網(wǎng)頁(yè)等級(jí))比較感興趣，一直想知道如何不用google toolbar來(lái)獲取pr值。苦苦搜索之后,找到如下代碼:<?php/**This code is released unto the public domain*///header("Content-Type: text/plain; charset=utf-8");define(

Public @ 2022-12-07 15:39:09

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基本文件流程錯(cuò)誤 SQL 調(diào)試

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[ DB ] CONNECT:[ UseTime:0.022224s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016184s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 1566 LIMIT 1 [ RunTime:0.015078s ]
[ 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:0.040638s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.016205s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.016630s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 1566 LIMIT 1 [ RunTime:0.014954s ]
[ 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 ] update `ob_article` set views=views+1 where id=1566 [ RunTime:0.016092s ]
[ 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:0.038411s ]
[ 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', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海鏈接原理' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.039110s ]
[ 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PR' AND `status` <> -1 LIMIT 1 [ RunTime:0.023885s ]
[ 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', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海PR' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041158s ]
[ 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', ) ]

0.485315s

Categories

Tags

PageRank（PR值）

TrustRank算法

PageRank的計(jì)算方法以及影響因素

如何快速提升新網(wǎng)站的PR值和外鏈

Google PageRank的計(jì)算源代碼

更多您感興趣的搜索