6455 search results - page 903 / 1291 » Research problems |
247
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
An optimization query asks for one or more data objects that maximize or minimize some function over the data set. We propose a general class of queries, model-based optimization ...
262
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Snippets are used by almost every text search engine to complement ranking scheme in order to effectively handle user searches, which are inherently ambiguous and whose relevance ...
252
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
The previous literature of privacy preserving data publication has focused on performing "one-time" releases. Specifically, none of the existing solutions supports re-pu...
255
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SIGMOD
2006
ACM
16 years 6 months ago
2006
ACM
Geographic web search engines allow users to constrain and order search results in an intuitive manner by focusing a query on a particular geographic region. Geographic search tec...
227
Voted
SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
Reference reconciliation is the problem of identifying when different references (i.e., sets of attribute values) in a dataset correspond to the same real-world entity. Most previ...