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Trust webmaster Friends are aware of SEO, but also the use of SEO to the site, but if you have not understand the principle of search engine work, you can not improve the site's search engine friendliness, therefore, search engine optimization of each link with the search engine exists inevitable connection, Research on search engine optimization is actually the reverse inference of search engine work process. Therefore, learning search engine optimization should start with understanding the working principle of the search engine.
Search engine's main work includes: page collection, page analysis, page sorting and keyword query.
1. Page Collection
The page refers to the search engine through the spider program on the Internet to crawl pages and store the process, it provides the search engine to carry out various work to provide data support.
2. Page Analysis
Page analysis begins by indexing the original page, to achieve a rapid positioning of the page, and then, extract the body of the page information, and the text of the message to cut the word and for these words (that is, the keyword) index, so that the corresponding relationship between the page and the keyword, and finally, the keyword reorganization, and establish the corresponding relationship between the key words and pages of the reverse index list, so that the key words to quickly navigate to the corresponding Web page.
3. Page sorting
Search engine combined the internal and external factors of the page to calculate the degree of relevance of the page and a keyword, so that the keyword related to the list of pages sorted.
4. Keyword Query
The search engine receives the query request from the user, and after the query information is cut words and matches, then returns the corresponding page sort list to the user.
Above is the search engine's several big basic work. Finally, I hope Guangdong jiangmen friends to join our QQ group Exchange.
Jiangmen Webmaster Exchange Group: 13912518
Men and women.