unblocked search engine

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How search engines work-search engine technology

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

The origins of search engines-search engine technology

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

Online search tip set-search engine technology

Basic search skills1. Search with logical wordsLarge search engines support the use of logical words for more complex search definitions, commonly used: AND (AND), OR (OR), NOT (no, AND some are and not) and NEAR (the closeness of the two words). Apply them appropriately to make the results very accurate. In addition,

Research and Design of meta-search engine (Institute of computing technology, Li Rui)

Bytes Institute of Computing Technology Li RuiColin719@126.com Summary: This paper briefly introduces the knowledge of meta-search engine, and puts forward a design concept of a meta-search engine system. The system uses a feedback mechanism to learn and adjust the results online. In the system design, the design of th

Search engine Core algorithm: Natural Language and Boolean 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

OSC search engine Framework SEARCH-FRAMEWORK,TNGOUDB,GSO,

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

Common search engine search command usage

In order to allow the majority of Internet users (especially Seo personnel) to better use the search engine, in order to allow network promotion and marketing personnel to better collect information manually, below, Microsoft's younger brother lists most of the commonly used search engine

Google Custom Search creates a perfect intra-Site Search Engine

All websites must have the "intra-Site Search" function, which helps others find the desired articles and related content on our website. Frequent "intra-Site Search" requires that our database resources be called to increase the server load. Today, we will share this "burden" with everyone and use Google's powerful custom search

Xapian builds its own search engine: Search

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

Search engine Notes (a) the beginning of the engine work

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

OSC search engine Framework SEARCH-FRAMEWORK,TNGOUDB,GSO,

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

Additional search functions-search engine technology

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

Internet search engine personalized search system

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

How to implement a small web search engine (c#+sql server Full-text search +asp.net)

asp.net|server|sql|web| Full-text Search | search engine 1 Introduction 21st century, China's Internet search engine domain can be described as crowded, Baidu, Yahoo, search, Sogou and so on have resorted to the attention of netiz

PHP access to search engine keywords source (support Baidu, Google and other search engines) function

=preg_match ("/\b{$search _5}\b/", $url); $bing =preg_match ("/\b{$search _6}\b/", $url); $youdao =preg_match ("/\b{$search _7}\b/", $url); $s _s_keyword= ""; $bul =$_server[' Http_referer ']; Get the no parameter domain name Preg_match (' @^ (?:/HTTP//)? ( [^/]+) @i ', $bul, $matches); $burl = $matches [1]; Match Domain n

11 similar image search engine recommendations, search by image is no longer difficult

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

C # analyze the search engine url to get the search keyword

The following uses the C # language as an example:Using System; Using System. Collections. Generic; Using System. Text; Using System. Text. RegularExpressions; Namespace Util{Public class SearchKeyword{Public SearchKeyword (){} // Search Engine FeaturesPrivate string [] [] _ Enginers = new string [] []{New string [] {"google", "utf8", "q "},New string [] {"baidu", "gb2312", "wd "},New string [] {"yahoo", "u

Search Engine Click Log Clustering Implementation related search

Group often recruit interns, in technical questions asked the same time, I often ask them a question: ' Baidu related search, how you will design the implementation. ' Mainly want to see the interns will have what ideas, see if the idea is wide, how many methods, there is no way, I will prompt to see if he can some ideas. In fact, the major search engine ' relate

Search engine-small vertical search Summary

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

Technology, model, and competitive trend of online search-search engine technology

Search market, expand the territory of the people, competition between each other to rise to "white-hot." This is because search has become the second largest application of the Internet, and is called "the cornerstone of E-commerce", "the strategic core of the Internet", and Google's fame and fortune demonstration effect, but also exacerbated the fanatical chase. If the world is divided up, the story of th

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