نتایج جستجو برای: alltheweb

تعداد نتایج: 16  

Journal: :Journal of Documentation 2006
Judit Bar-Ilan Mark Levene Mazlita Mat-Hassan

Purpose – The objective of this paper is to characterize the changes in the rankings of the top ten results of major search engines over time and to compare the rankings between these engines. Design/methodology/approach – The papers compare rankings of the top-ten results of the search engines Google and AlltheWeb on ten identical queries over a period of three weeks. Only the top-ten results ...

2001
Stefan Langer

Zusammenfassung Mit einem Sprachenidentifizierer für 45 Sprachen wurden die prozentualen Anteile der verschiedenen Sprachen an allen Webseiten durch eine repräsentative Analyse des Indexes von AllTheWeb vom Sommer 1999 ermittelt. Zunächst wird die Funktionsweise und die Performanz des verwendeten Sprachenidentifizierers kurz dargestellt Im Hauptteil werden die Ergebnisse der Index-Auswertung pr...

2004
Judit Bar-Ilan

The objective of this study was to characterize the changes in the rankings of the top-n results of major search engines over time and to compare the rankings between these engines. We considered only the top-ten results, since users usually inspect only the first page returned by the search engine, which normally contains ten results. In particular, we compare rankings of the top ten results o...

Journal: :Library Trends 2003
Amanda Spink

THISARTICLE E X A M I N E S the public searching of the Web and provides an overview of recent research exploring what we know about how people search the Web. The article reports selected findings from studies conducted from 1997to 2002 using large-scale Web user data provided by commercial Web companies, including Excite, AskJeeves, and AlltheWeb.com. We examined what topics people search for...

2003
Péter Jacsó

Many high quality, open access scholarly journals have been published on the Web. However, many of them do not offer a search program to find articles in their article archive. They provide access only via browsing through/digging down the volumes, issues, and table of content pages. Archives of many other open access scholarly journals do offer search options, but these have often very limited...

Journal: :JASIST 2004
Erik Thorlund Jepsen Piet Seiden Peter Ingwersen Lennart Björneborn Pia Borlund

of the increasing presence of scientific publications on the Web, combined with the existing difficulties in easily verifying and retrieving these publications, research on techniques and methods for retrieval of scientific Web publications is called for. In this article, we report on the initial steps taken toward the construction of a test collection of scientific Web publications within the ...

Journal: :Inf. Process. Manage. 2005
Bernard J. Jansen Amanda Spink

The Web has become a worldwide source of information and a mainstream business tool. It is changing the way people conduct the daily business of their lives. As these changes are occurring, we need to understand what Web searching trends are emerging within the various global regions. What are the regional differences and trends in Web searching, if any? What is the effectiveness of Web search ...

رحیم علیجانی, لیلا دهقانی ملیحه نیک‌کار

حجم اطلاعات موجود در اینترنت و رشد روزافزون آن، کار جستجوی بهینه را، هم برای کتابداران و هم برای کاربران مشکل کرده است. در میان ابزارهای جستجوی عام، موتورها و فراموتورهای جستجو، شناخته‌شده‌تر هستند. این مقاله، به‌منظور جلوگیری از هدر رفتن وقت کتابداران و کاربران در یافتن منابع مورد نیاز و تشخیص توانمندی موتورها و فراموتورهای جستجو در پاسخ‌دهی به سؤالات مرجع آنی، بر آن است تا با مقایسه و تشخیص ت...

2012
Sandeep Joshi Satpal Singh Kushwaha

World Wide Web is growing day by day so with this rapid development in the size of internet, Information extraction[1] on Internet is gaining its importance day by day. At present there are millions of Websites and billions of homepages available on the Internet. A large amount of on-line information resides on the invisible web[2] – web pages generated dynamically from databases and other data...

2007
Rajeev Agrawal Farshad Fotouhi Peter Stanchev Ming Dong

Due to the rapid growth of the number of digital media elements like image, video, audio, graphics on Internet, there is an increasing demand for effective search and retrieval techniques. Recently, many search engines have made image search as an option like Google, AlltheWeb, AltaVista, Freenet. In addition to this, Ditto, Picsearch, can search only the images on Internet. There are also othe...

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