1059 search results - page 64 / 212 » Improving Semantic Query Answering |
182
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SIGMOD
2003
ACM
16 years 6 months ago
2003
ACM
Many applications employ sensors for monitoring entities such as temperature and wind speed. A centralized database tracks these entities to enable query processing. Due to contin...
130
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DATESO
2007
15 years 7 months ago
2007
Abstract. Several actions are usually performed when document is appended to textual database in information retrieval system. The most frequent actions are compression of the docu...
151
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LATIN
2004
Springer
15 years 11 months ago
2004
Springer
We introduce a new sublinear space data structure—the Count-Min Sketch— for summarizing data streams. Our sketch allows fundamental queries in data stream summarization such a...
145
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ESWS
2010
Springer
15 years 8 months ago
2010
Springer
Abstract. Description Logic Programs (DL-programs) have been introduced to combine ontological and rule-based reasoning in the context of the Semantic Web. A DL-program loosely com...
182
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AAAI
2012
13 years 8 months ago
2012
We tackle the problem of defining a well-founded semantics (WFS) for Datalog rules with existentially quantified variables in their heads and negations in their bodies. In partic...