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文哥seo:百度蜘蛛协议的搜索算法及其详解

发布时间:2019-02-28 10:16:08

  目录搜索引擎工作原理

河内快5   1. SOUSUOYINQINGDINGYI

  2. PAXINGHEZHUAQU

  3. GUOLV、SHOULUHEPAIXU

  一、搜索引擎定义

河内快5   SOUSUOYINQING(Search Engine)SHIZHIGENJUYIDINGDECELVE、YUNYONGTEDINGDEJISUANJICHENGXUCONGHULIANWANGSHANGSOUJIXINXI,ZAIDUIXINXIJINXINGZUZHIHECHULIHOU,WEIYONGHUTIGONGJIANSUOFUWU,JIANGYONGHUJIANSUOXIANGGUANDEXINXIZHANSHIJIYONGHUDEXITONG。

  TEDINGDEJISUANJICHENGXUZAIBUTONGDESOUSUOYINQINGPINGTAIZHONGMINGCHENGGEBUYIYANG,GoogleCHENGZHIWEIgooglebot,JIUSHIGUGEJIQIREN,BAIDUCHENGZHIWEIBAIDUZHIZHU(Baiduspider)。ERGooglebot HE baiduspider DEZUOYONGJIUZAIYUYIYEMIANWEIJIEDIAN,LIANJIEWEILUJINGQUZHUAQUWANGZHANNEIRONG,BINGJIANGNEIRONGJINGGUOGUOLVHESHAIXUAN,PIPEIJIYONGHUSOUSUOYITUXIANGGUANDEWANGZHAN,CONGERMANZUYONGHUXUQIU。

  二、爬行和抓取

河内快5   SOUSUOYINQINGSHITONGGUOYIZHONGTEDINGGUILVDERUANJIANGENZONGWANGYEDELIANJIE,CONGYIGELIANJIEPADAOLINGWAIYIGELIANJIE,XIANGZHIZHUZAIZHIZHUWANGSHANGPAXINGYIYANG,SUOYIBEICHENGWEI“ZHIZHU”YEBEICHENGWEI“JIQIREN”。SOUSUOYINQINGZHIZHUDEPAXINGSHIBEISHURULEYIDINGDEGUIZEDE,TAXUYAOZUNCONGYIXIEMINGLINGHUOWENJIANDENEIRONG。

  蜘蛛主要进行爬行和抓取,以页面为节点,链接为路径,从左到右,从上到下进行爬行,同时对页面中的内容进行抓取,将抓取的数据存入原始页面数据库。其中的页面数据与用户浏览器得到的HTML是完全一样的。搜索引擎蜘蛛在抓取页面时,也做一定的重复内容检测,一旦遇到权重很低的网站上有大量抄袭、采集或者复制的内容,很可能就不再爬行,大家可以看看浅谈网站优化中的高手都是怎样更新网站文章

  如何让蜘蛛到达我们的网站呢?主要有3种方法。

河内快5   1、ZHIZHUZIJILAIZHUAQU,SHIJIANJIAOZHANG

河内快5   2、TONGGUOWAIBULIANJIEGUOLAI,XUYAOJINXINGWAILIANDETUOZHAN

  3、TIJIAOLIANJIE,ZHIJIEZAIBAIDUZHANZHANGPINGTAITIJIAOLIANJIE,KEYISUODUANZHIZHUZHUAQUSHIJIAN

  影响蜘蛛抓取的因素主要有哪些?

河内快5   1、WANGZHITAIZHANG,CENGCITAISHEN,BULIYUZHIZHUZHUAQU,YIBANBUYAOCHAOGUO5CENG

  2、ZHONGWENLUJINGBULIYUZHUAQU,JINLIANGYUMINGZHONGBUYAOCHUXIANZHONGWEN

河内快5   3、FUWUQITAICHA,YINGXIANGZHIZHUPAXINGXIAOLV

  4、robotsPINGBI,YIBANSHIZHANZHANGYOUBUFENWANGZHANBUXIANGJIZHIZHUZHUAQU

河内快5   5、DONGTAILUJINGCANSHUTAIDUO,BULIYUZHIZHUZHUAQU

河内快5   6、XUYAODENGLUCAINENGFANGWENDEYEMIANZAISHIJIseoYOUHUAGUOCHENGZHONG,JINLIANGZUOHAOLIYUZHIZHUZHUAQUDEFANGFA。

  三、过滤、收录和排序

  WANGZHANJINGGUOZHIZHUPAXINGHEZHUAQUHOU,HUIJIANGZHUAQUDESHUJUCUNRUYUANSHIYEMIANSHUJUKU,RANHOUJINXINGSHUJUGUOLV。GUOLVZHUYAOSHIQINGCHUDIAOYIXIEDIZHILIANGDEYEMIAN,JIANSHAOCUNCHUZIYUANDEZHANYONG。

  低质量页面的判定

河内快5   1、KONGBAIYEMIAN,WANGZHANZHONGZHIJIEKONGBAIDEYEMIAN,BUHUIBEISHOULU

  2、YANGBANYEMIAN,YEMIANZHONGXIANGSIDENEIRONGTAIDUO,HUIBEIPANDINGWEILAJIYEMIAN

河内快5   3、BIAOTIHENEIRONGBUXIANGGUANYEMIAN,HUIBEIPANDINGWEILAJINEIRONG

  而影响过滤的因素,主要是有部分内容蜘蛛无法识别和内容质量太差蜘蛛无法识别的内容

  1、TUPIAN,TUPIANSHIZHIZHUWUFASHIBIEDE,SUOYIXUYAOTIANJIAaltSHUXING,BANGZHUZHIZHUSHIBIETUPIAN

  2、jsWENJIAN,ZHONGYAONEIRONGBUYAOYONGjsZHANSHI,BURANZHIZHUWUFASHIBIE

  3、flashSHIPIN,SHIPINYEWUFASHIBIE,SUOYIJINLIANGTIANJIAWENZISHUOMING

  4、iframeKUANGJIAHUOtableCENGJITAIDUO,JUNBURONGYIBEIZHIZHUSHIBIE

  5、NEIRONGZHILIANGTAICHA,ZHONGFUNEIRONGTAIDUO,HUIBEIGUOLV,GUWENZHANGJINLIANGYUANCHUANG

河内快5   SHUJUKUJIANGDIZHILIANGYEMIANQINGLIDIAOHOU,QITADEZHILIANGJIAOHAODENEIRONGJIUHUIBEISHOULU,DUIYOUZHILIANGDENEIRONGJINXINGTIQUHEZUZHIJIANLISUOYINKU,BINGFANGCHUKUAIZHAO。KEYITONGGUO site:YUMING,CHAKANZHENGGEWANGZHANDESHOULUQINGKUANG。YIBANXINZHANHUIXUYAO1-2GEYUEKAISHISHOULUNEIRONG。

  DANGYONGHUSOUSUOXIANGGUANGUANJIANCISHI,XITONGHUIGENJUYONGHUSHURUDEGUANJIANCI,ZAISUOYINKUZHONGKUAISUJIANCHUWENDANG,RANHOUGENJUPIPEICHENGDU、WANGZHANQUANZHONGDENGJINXINGPAIXU,BINGYICIZHANSHIJIYONGHU。


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