In this paper, we define and study a novel search problem: Comparative Web Search
(CWS). The task of CWS is to seek relevant and comparative information from the Web to …

In this chapter we provide our personal vision of what could be the next generation of Web
search engines, outlining the main research challenges that derive from it. This vision is …

With the precipitous expansion of the Web, extracting knowledge from the Web is becoming
gradually important and popular. This is due to the Web's convenience and richness of …

This paper introduces the Shark search algorithm using PageRank algorithm, a refined
version of one of the first dynamic Web search algorithms, the “PageRank search” and Shark …

We introduce a new visual search interface for search engines. The interface is a user-
friendly and informative graphical front-end for organizing and presenting search results in …

Challenges in Web Search Engines Page 1 Challenges in Web Search Engines Monika R.
Henzinger Rajeev Motwani* Craig Silverstein Google Inc. Department of Computer Science …

Abstract The World Wide Web has rapidly become a key medium for information
dissemination to all members of society. However, its disorganized nature and sheer size …

The first Web information services were based on traditional information retrieval (IR)
algorithms and techniques. However, IR algorithms were developed for smaller and more …

Challenges in web search engines Page 1 !# "$% '&)(0 2 13 798A@0BDCFEH G IQ PSRT@VUWBD@VXYRT`ba
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It is emerging that it is very difficult for the major search engines to provide a comprehensive
and up-to-date search service of the Web. Even the largest search engines index only a …