7607 search results - page 1154 / 1522 » Querying data provenance |
278
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GIS
2006
ACM
16 years 8 months ago
2006
ACM
Efficient evaluation of spatial queries is an important issue in spatial database. Among spatial operations, spatial join is very useful, intersection being the most common predic...
216
Voted
WWW
2008
ACM
16 years 7 months ago
2008
ACM
The World Wide Web Consortium's RDF standard primarily consists of (subject,property,object) triples that specify the value that a given subject has for a given property. How...
196
Voted
WWW
2004
ACM
16 years 7 months ago
2004
ACM
We present a question answering (QA) system which learns how to detect and rank answer passages by analyzing questions and their answers (QA pairs) provided as training data. We b...
206
Voted
KDD
2008
ACM
16 years 7 months ago
2008
ACM
Learning to rank from relevance judgment is an active research area. Itemwise score regression, pairwise preference satisfaction, and listwise structured learning are the major te...
341
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POPL
2006
ACM
16 years 7 months ago
2006
ACM
Web applications typically interact with a back-end database to retrieve persistent data and then present the data to the user as dynamically generated output, such as HTML web pa...