[Search engine] Sphinx introduction and Principle Exploration, search engine sphinxWhat/definition of Sphinx
Sphinx is a full-text search engine.Features
Excellent indexing and Performance
Easy to integrate SQL and XML data sources, and use the SphinxAPI, SphinxQL, or Sph
At present, the application of search engine is more and more wide, is the Internet essential tool of Netizen.
In China, the use of a wide range of search engines are: Baidu Google search of the North Skynet search Sogou and a number of professional
are put into the postingtable.
14. Sort the postingtable
After all entries are added to the postingtable, Lucene first converts the postingtable into an array of posting types, then sorts the array so that all the entries are in their dictionary order. That way, you can write the entry information to the. tii and. tis files. In addition, the frequency and position information are written into the. Frq and. prx files. (A quick Sort method is used in Lucene to sort this posting array).
Why should
1. TraditionalSearch engine Sorting AlgorithmOverview
1. 1 Overview of Search Engine sorting algorithms
The search engine query results are sorted by certain rules for users to view. This rule is the search
How does a search engine work?
I often run into people who don't know how the search engine collects information. They know what a search engine is, and they understand the importance of getting
1, before the application of domain name to determine the theme of your site, and at least 100 or so related to the theme of the page, and each page should have the actual content. However, this is just a website design or a site optimization of the beginning.
2, Domain name problem:
For search engine optimization, the application of domain name when the memory is not the most important, the most important
1. What is a vertical search engine?Vertical Search is not just an industry-wide search like google. Taking the real estate industry as an example, if we use google to capture web pages to build a real estate industry google, it will not work. Technical barriers do not need to be explained. Even if we use
The search engine is the second largest Internet application after email, according to China Internet Information Center's sixth report on China's Internet development status. 55.91 of the Internet users in our country use search engines to provide search services. An excellent sea
Main news search engine Baidu News Searchhttp://news.baidu.com/Baidu News is currently the world's largest Chinese news search platform, published daily 80000--100000 News, news sources including more than 500 authoritative sites, hot news by the news source site and the media every day "democratic vote" elected, does not contain any artificial editorial componen
Search engineInstead of searching for the Internet, it actually searches for pre-organized Web index databases.Search engineAnd cannot really understand the content on the webpage. It can only mechanically match the text on the webpage.TrueSearch engineIt usually refers to collecting tens of millions to billions of web pages on the Internet, indexing each text (that is, a keyword) on the web page, and building the full text of the index database.Searc
link is "solid ", not blocked by GOOGLE :)). But in general, these adjustments do not fundamentally solve the problem of legitimate SEO cheating.At present, many foreign search engine experts have studied this issue and put forward corresponding solutions. The most popular among them is to use "authoritative non-associated external links" as an important factor in determining rankings.
What is automatic steering technology (auto-redirecting)?
Automatic steering, also called automatic redirection. Automatic jump refers to a technology that automatically shifts users to other web addresses when they log on to a website. The web address of the steering page can be other pages within the site, or it can be other sites.
Typically, the browser receives a Web page that contains code that automatically loads a different page. The page may be converted on the server side, so th
How can I accurately determine whether a request is a request sent by a search engine crawler (SPIDER ?, Search engine Crawler
Websites are often visited by various crawlers. Some are search engine crawlers, and some are not. Gene
If you look closely, you will find that it is very similar to the search series tutorials. Yes, the first three articles of the search engine from getting started to mastering this series of tutorials are based on this article to polish the processing. With a series of tutorials, this article is nowhere to be published, so post to the forum to share it. If you do
Web optimization Just do a login search engine preparation work, and finally we want to optimize the site submitted to the search engine, which is also a very important site registration.
Submit a Web site or a Web page
Submit your Web page, not your site--it used to be, and now it's completely different. Now almost
The recall rate is the ratio of the number of retrieved documents to the number of relevant documents in the document library. It measures the query completion rate of the retrieval system (search engine; accuracy is the ratio of the number of retrieved documents to the total number of retrieved documents. It measures the precision of the retrieval system (search
main search Engine Googlehttp://www.google.com/intl/zh-CN/Google's mission is to provide you with the best online search services to facilitate the exchange of global information. Google has developed the world's largest search engine, providing the most convenient online in
With the "eye-catching economy" sweeping across the Internet, thousands of dollars are rapidly flowing to the most eye-catching search engine market. A large number of surveys show that the search engine market is in a period of rapid development and has become one of the most promising industries in the next
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
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