4093 search results - page 726 / 819 » Citizen Information Services using Internet Technologies |
201
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WWW
2008
ACM
16 years 6 months ago
2008
ACM
Contextual advertising supports much of the Web's ecosystem today. User experience and revenue (shared by the site publisher ad the ad network) depend on the relevance of the...
155
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
We propose the study of visibly pushdown automata (Vpa) for processing XML documents. Vpas are pushdown automata where the input determines the stack operation, and XML documents ...
199
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
169
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
We consider the problem of indexing high-dimensional data for answering (approximate) similarity-search queries. Similarity indexes prove to be important in a wide variety of sett...
168
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WWW
2005
ACM
16 years 6 months ago
2005
ACM
The Web has become an excellent source for gathering consumer opinions. There are now numerous Web sites containing such opinions, e.g., customer reviews of products, forums, disc...