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The first self-operated search engine released by a traditional media website was unveiled in Shanghai. At ten o'clock A.M. this morning, www.askyaya.com launched a new generation of comparative shopping search engine, which became a comprehensive website with search
Search engine work process is very complex, we simply introduced how the search engine is to achieve the page rank. The introduction here is relative to the real search engine technology is only fur, but for SEO personnel is enoug
In the previous article we talked about search engine backstage work secret, the Spider program is good, the super chain analysis is good, the search engine finally brings to the general user is one kind of convenient information obtains the way: enters a keyword in the search
Now listen to music there are a variety of ways, in cool dog, coolness big line, occupy the user desktop large portion of the same time. Some small public music, or need search engines to find audio-visual. Now take the independent band-Thumb Girl and longjing, for example, experience the four major mainstream music search engine. 1. Baidu mp3:http://mp3.baidu.co
expectations for Google. At this time, Google's preference for personalized search technology seems to imply that personalized search will create another miracle.New battlefield of search technology"Personalization" is often a magic weapon for many merchants to win. It can always create one myth after another, and this rule applies to
" outside, Baidu also recently launched a "Baidu map" test version, Microsoft Bing launched the "Mindfinder" (image-based image search engine), as long as the computer with the mouse outline of the image, you can search for matching pictures. Voice search has also become the field of exerting force of each
Do you want to find the original image from an existing image or a small thumbnail? The following eleven search engines can help you find images, search for images, and search for similar images. 1. http://tineye.com/ Tineye is a typical search engine for image
Document directory Accuracy and recall rate Performance Boolean search Probabilistic IR and relevance Queryparser Query Practice Use xapian to build your own search engine: Search After the previous introduction, if you refer to Omega again, it is estimated that you can successfully create a database and add a
Full-Text search engine in the Search engine classification section We mentioned the full text search engine from the site to extract information to build a Web database concept. Regular S
Filestube: A shared file search engine that stores files from many file storage websites such as rapidshare, Megaupload, megashares, yousendit, SaveFile, filefront, and badongo. The Supported file formats include Avi, MP3, MPEG, mpg, rar, WMA, WMV, EXE, zip, etc., mainly in media format, not Chinese Picsearch: professional image search
The ancestors of all search engines were the Deutsch (Wheelan FAQ) invented by three students of McGill University (Alan Emtage, Peter Archie, Bill Archie) in 1990 by Montreal. Alan Emtage and so think of the development of a file can be used to find the system, so there is Archie. Archie is the first program to automatically index files on anonymous FTP Web sites on the Internet, but it's not really a search
I have been engaged in search engine related work has been 11 years, today with you talk about search engine core algorithm: Natural language and Boolean search. The discussion leads to the following conclusion: Search crawler and
Label:Project Objective: Oschina a simple package framework for full-text search License:public Domain Content included: Rebuild Index Tool, Indexrebuilder.java Incremental build Index tool, Indexupdater.java Full-Text Search framework Http://git.oschina.net/oschina/search-framework Tngoudb backgroundTngoudb is a Chinese
and recall rate can be considered. Literally, it seems that there is still a spectrum of accuracy, but how can we explain the recall rate?Accuracy and recall rateSometimes, accuracy is also called accuracy. For example, a database contains 500 documents, 50 of which comply with the definition. The system has retrieved 75 documents, but only 45 of them comply with the definition. Recall rate R = 45/50 = 90% Precision P = 45/75 = 60% In this example, the system
year 3 month ( Friday )Yin, South Wind, the sky is still no sun.The progress of the project is like the weather, quicker. The meeting of the search engine was finished. At the end of the meeting, it was announced that the development of the engine project last year ended in failure. There is no thought, no planning, no plan, and the failure of the project is ine
Project Objective: Oschina a simple package framework for full-text searchLicense:public DomainContent included: Rebuild Index Tool, Indexrebuilder.java Incremental build Index tool, Indexupdater.java Full-Text Search framework Http://git.oschina.net/oschina/search-frameworkTngoudbBackgroundTngoudb is a Chinese search
1. Search engine spider's experience, search engine spider simulates the user's browsing way crawl The website, this is our present stage SEO website internal structure optimization needs to do--satisfies the search engine the cra
feature. On the one hand, it emphasizes that its search ranking aims to serve the people. On the other hand, it emphasizes that it can bring a larger reputation to its users across the national regional culture, so as to win advertising customers.Different orientations in policies directly lead to user differences. According to a CNNIC survey, despite fierce competition, Google and Baidu are still the most popular
In the search engine optimization process, we often use in the search engine to enter a certain symbol to check the site included, links and so on. But the search engine in the beginning of the preparation of a lot of check instru
To facilitate query information, the search engines also provide additional search features (some can be selected in the search engine's Advanced Search Advanced page). Like what: Word Derivation form Query When input "thought", if this feature is selected, search
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