15781 search results - page 3021 / 3157 » Evaluating Information Extraction |
142
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
Web-based communities have become important places for people to seek and share expertise. We find that networks in these communities typically differ in their topology from other...
121
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WWW
2006
ACM
16 years 4 months ago
2006
ACM
A collaborative crawler is a group of crawling nodes, in which each crawling node is responsible for a specific portion of the web. We study the problem of collecting geographical...
135
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WWW
2006
ACM
16 years 4 months ago
2006
ACM
We introduce the notion of query substitution, that is, generating a new query to replace a user's original search query. Our technique uses modifications based on typical su...
129
Voted
WWW
2005
ACM
16 years 4 months ago
2005
ACM
Web performance measurements and availability tests have been carried out using a variety of infrastructures over the last several years. Disruptions in the Internet can lead to W...
125
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WWW
2004
ACM
16 years 4 months ago
2004
ACM
This paper presents the design and user evaluation of SmartBack, a feature that complements the standard Back button by enabling users to jump directly to key pages in their navig...