4557 search results - page 839 / 912 » A performance evaluation of local descriptors |
148
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WWW
2008
ACM
16 years 6 months ago
2008
ACM
Current search mechanisms of DHT-based P2P systems can well handle a single keyword search problem. Other than single keyword search, multi-keyword search is quite popular and use...
167
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
Often scientists seek to search for articles on the Web related to a particular chemical. When a scientist searches for a chemical formula using a search engine today, she gets ar...
148
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
Web sites are designed for graphical mode of interaction. Sighted users can "cut to the chase" and quickly identify relevant information in Web pages. On the contrary, i...
152
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
Demographic information plays an important role in personalized web applications. However, it is usually not easy to obtain this kind of personal data such as age and gender. In t...
165
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WWW
2006
ACM
16 years 6 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...