نتایج جستجو برای: search engines
تعداد نتایج: 309607 فیلتر نتایج به سال:
61 | P a g e S e p t e m b e r 2 2 , 2 0 1 3 ANALYSIS OF SEMANTIC SEARCH ENGINES Vijay Rana*, Dr Gurdev Singh * Research Scholar, Punjab Technical University, Jalandhar, Punjab, India. [email protected] ** Gurukul Vidyapeeth Institute of Engineering & Technology, Patiala, Punjab, India. [email protected] ABSTRACT The traditional information retrieval system don not formally capture the ...
In this dissertation, we study the problem of how search engines can be improved by making use of classification. Given a user query, traditional search engines output a list of results that are ranked according to their relevance to the query. However, the ranking is independent of the topic of the document. So the results of different topics are not grouped together within the result output f...
Given the rate of growth of the Web, scalability of search engines is a key issue, as the amount of hardware and network resources needed is large, and expensive. In addition, search engines are popular tools, so they have heavy constraints on query answer time. So, the efficient use of resources can improve both scalability and answer time. One tool to achieve these goals is Web mining. Web mi...
This paper examines a real-time measure of bias in Web search engines. The measure captures the degree to which the distribution of URLs, retrieved in response to a query, deviates from an ideal or fair distribution for that query. This ideal is approximated by the distribution produced by a collection of search engines. Differences between bias and classical retrieval measures are highlighted ...
As all the recent market surveys witness the World Wide Web WWW is expanding at a phenomenal rate both in the number of users and in the amount of available information This has made the World Wide Web one of the key elds for companies advertisement On the other hand advertisement on the web depends crucially on its visibility i e on the possibility to be noticed by as many users as possible Th...
A website’s design directly affects how well search engines can crawl, match and rank its pages. For this reason, searchability is an important concern in site design. We study the interaction between search engines and Web sites by means of a case study of online bookstores and general-purpose search engines. The task modelled is that of finding web pages from which a book, described by its ti...
Handling the growing amount of digital information is one of the major challenges when dealing with the World Wide Web (WWW). In particular, users crave for an effective and efficient retrieval of needed information. In this context, search engines adopt a key role. Besides conventional search engines such as Google, semantic search engines have emerged as an alternative approach in recent year...
The ability to search and retrieve information from the web efficiently and effectively is great challenge of search engine. Information retrieval on the Web is very different from retrieval in traditional indexed databases because it’s hyper-linked character, the heterogeneity of document types and authoring styles. Thus, since Web retrieval is substantially different from information retrieva...
Copyright © 2003, Idea Group Publishing. ABSTRACT The World Wide Web now holds more than 800 million pages covering almost all daily issues. The Webs fast growing size and lack of structural style present a new challenge for information retrieval. Numerous search technologies have been applied to Web search engines; however, the dominant search method has yet to be identified. This chapter pro...
There are several powerful solvers for satisfiability (SAT), such as wsat, Davis-Putnam, and relsat. However, in practice, the SAT encodings often have so many clauses that we exceed physical memory resources on attempting to solve them. This excessive size often arises because conversion to SAT, from a more natural encoding using quantifications over domains, requires expanding quantifiers. Th...
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