Web search engines (WSE) are powerful and popular tools in the field of information service management. This study is an attempt to examine the impact and usefulness of web search engines in providing virtual reference services (VRS) within academic libraries in Pakistan. The study also attempts to investigate the relevant expertise and skills of library professionals in providing digital refer...

This article provides guidelines on how to optimize scholarly literature for academic search engines like Google Scholar, in order to increase the article visibility and citations.

The evaluation of their research work and its effect has always been one of scholars’ greatest concerns. The use of citations for that purpose, as proposed by Eugene Garfield, is nowadays widely accepted as the most reliable method. However, gathering a scholar’s citations constitutes a particularly laborious task, even in the current Internet era, as one needs to correctly combine information ...

In this paper, we propose MetaWeaver which can selectively utilize effective ones from registered search engines depending on queries. Traditional meta-search engines use all the registered search engines without considering which search engines are appropriate, and often return many irrelevant Web pages in the hit list. In contrast with that, MetaWeaver is able to evaluate the specialties of e...

The Rolls-Royce Merlin engines were a series of 12 cylinder, 60° "V", 27 litre, liquid cooled piston aircraft engines built during World War II by Rolls-Royce, and under licence in the United States by Packard. They are widely considered to be among the most successful aero engines produced during World War II, and perhaps the finest piston engines ever built for aviation. Merlins are highly so...

The output of major WWW search engines was analyzed and the results led to some surprising observations about their stability. Twentyfive queries were issued repeatedly to the engines and the results were compared. After one month, the top ten results returned by eight out of nine engines had changed by more than fifty percent. Furthermore, five out of the nine engines returned over a third of ...

Natural-language-processing engines are now attaining accuracy sufficient to begin combining them to perform more complex tasks. The GALE Interoperability Demo system consists of 12 engines including speech recognition, translation, and various information extraction engines, interoperated to make Arabic news video browsable as English text grouped and summarized by topic. Unstructured Informat...