intelius search engine

Today, the search engine is over and opening up the future. To clarify the third law, let's first review the first and second law.■ Law 1 correlation lawIt sounds like an academic paper. Even the first and second laws have never been mentioned before, but first, the content of the second law has already been recognized by the industry and academia. In fact, this first law has been widely studied by acad

People around us and companies around us are all crazy. It seems that the bet is all over this. I am wondering that a few years ago, the Institute has thoroughly studied search algorithms. It seems that they have not been commercialized until now, so patent technology quickly depreciates. I used to perform full-text retrieval of multimedia materials. Since all of them are reading, I will also review the old knowledge.Article. I have to lament that o

Question 1: When a site has been logged into the major search engines, and the location is good, after a period of time need to re-register it? If yes, how long should it be better? In general, we do not need to re-register, unless the site's ranking in the engine dropped or your site has a relatively large update. For some minor updates, you do not have to re-register because most of the engines that use t

In traditional information retrieval, the basic index of the system: Recall (Recall) and precision ratio (pricision), recall is the number of related documents retrieved and the ratio of all relevant documents in the document library; The precision ratio is the percentage of the number of related documents retrieved and the total number of documents retrieved. For a retrieval system, recall rate and accuracy can not be the same: high recall rate, low precision, high precision, low recall. For

Major search engine website logon portals | common search engine website logon Portals Google website logon PortalBaidu website logon PortalYahoo website logon PortalLive website logon PortalDmoz website logon PortalCoodir website directory logon PortalAlexa website logon PortalSogou website recordingChinese

No. 365, Python distributed crawler build search engine Scrapy explaining-elasticsearch (search engine) queryElasticsearch (search engine) queryElasticsearch is a very powerful search

Before we uncover those big search engine rules, we want to say that the value of information varies from person to man and may be important to a class of people who may be worthless to another. 　 We have a friend who keeps a few good dogs in his home. Once, we talked about how to make these dogs make money for their owners. We advise him to be a dog's website, which can include dog common sense, dog anecdo

In the early days of Internet development, the site is relatively small, information lookup is easier. However, with the explosive development of the Internet, ordinary network users want to find the necessary information is like a needle in a haystack, then to meet the needs of the public information retrieval of professional search site has emerged. The ancestor of the search

Have you ever thought about the biggest misconceptions people have about search engine optimization (SEO)? I have identified 10 of the most popular, but again and again the wrong point of view to introduce you. This is a must read for those who are looking to hire SEO companies or prepare to do SEO for themselves. Myth # 1: All meta tags are equally important. Some meta tags (meta tags) are really useful, b

No. 362, Python distributed crawler build search engine Scrapy explaining-elasticsearch (search engine) basic index and document CRUD operationsElasticsearch (search engine) basic index and document CRUD operationsthat is, basic i

PHP Method for recording the website footprint of search engine spider access, search engine footprint This example describes how to record the website footprint of a search engine spider in PHP. Share it with you for your referen

Robots.txt and Robots META tagsAs we know, search engines all have their own "search ROBOTS" and use these ROBOTS to link on the web page over the network (generally http and src links) constantly crawl data to build your own database.For website administrators and content providers, there are sometimes some website content that they do not want to be crawled by ROBOTS. To solve this problem, The

Robots.txt and Robots META tagsPing Wensheng 2003-10-29As we know, search engines all have their own "search ROBOTS" and use these ROBOTS to link on the web page over the network (generally http and src links) constantly crawl data to build your own database.For website administrators and content providers, there are sometimes some website content that they do not want to be crawled by ROBOTS. To

[Play with writing] Search Engine writing records (1), search engine writing My recent work is not very busy. If I have nothing to do in my spare time, I will sort out the knowledge in my notes and find that I have learned a lot about crawlers and indexes in the past, why don't I write a

Copy CodeThe code is as follows: /*** Judging whether the search engine spider** @author Eddy* @return BOOL*/function Iscrawler () {$agent = Strtolower ($_server[' http_user_agent ');if (!empty ($agent)) {$spiderSite = Array ("Tencenttraveler","Baiduspider+","Baidugame","Googlebot","MSNBot","Sosospider+","Sogou web Spider","Ia_archiver","Yahoo! slurp","Youdaobot","Yahoo slurp","MSNBot","Java (Often spam bo

1. Introduction World Wide Web www is a huge, globally Wide Information Service center that is expanding at a rapid pace. There are about 350 million documents [14] on WWW on 1998 , adding about 1 million documents per day [6], and the total number of documents in less than 9 months will double [14]. Documents on the Web and traditional document comparisons, there are many new features, they are distributed, heterogeneous, unstructured or semi-structured, which presents a new challenge to tradit

You can read about other people's advice on this issue from many places, but many of the suggestions are just passing theories, and for a long time few people have really done tests, what works and what doesn't. I have done a serious comparison of this, below, you will be reading all the suggestions have been through my own experiments, and eventually set up a very successful website, the adoption of my experience and suggestions, I believe that you can achieve the same success. 　 Fundamental

Php record the implementation code of Search Engine crawling record, php Search Engine The complete code is as follows: // Record search engine crawling records $ searchbot = get_naps_bot (); if ($ searchbot) {$ tlc_thispage = add

First, extract an introduction to Sphinx: Sphinx is an SQL-based full-text search engine that can be used in combination with MySQL and PostgreSQL for full-text search. It provides more professional search functions than the database itself, this makes it easier for applications to implement professional full-text r

by BOOL # with BOOL including must should must_not filter to complete the # format as follows: #bool: {# "filter": [], the filter of the field, Do not participate in the scoring # "must": [], if there are multiple queries, must meet "and" # " should": [], if there are multiple queries, satisfy one or more of the matching "or" # "Must_not": [], on the contrary, the query word is not satisfied with the match "inverse, non-" #} #获取tags字段值为空或者为null的数据, if the dat