4557 search results - page 840 / 912 » A performance evaluation of local descriptors |
180
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
Large-scale text categorization is an important research topic for Web data mining. One of the challenges in large-scale text categorization is how to reduce the amount of human e...
171
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...
142
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
To exploit the similarity information hidden in the hyperlink structure of the web, this paper introduces algorithms scalable to graphs with billions of vertices on a distributed ...
209
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
Automatic extraction of semantic information from text and links in Web pages is key to improving the quality of search results. However, the assessment of automatic semantic meas...
183
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
We offer the first large-scale analysis of Web traffic based on network flow data. Using data collected on the Internet2 network, we constructed a weighted bipartite clientserver ...