2145 search results - page 165 / 429 » Pattern-Based Query Answering |
136
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DEXA
2009
Springer
15 years 9 months ago
2009
Springer
SPARQL is today the standard access language for Semantic Web data. In the recent years XML databases have also acquired industrial importance due to the widespread applicability o...
116
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SSD
2005
Springer
15 years 8 months ago
2005
Springer
We study the problem of answering spatial queries in databases where objects exist with some uncertainty and they are associated with an existential probability. The goal of a thre...
138
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MMM
2003
Springer
15 years 7 months ago
2003
Springer
The Digital Video Album (DVA) system described here integrates various cooperating subsystems to index and query video documents according to their semantic content and other meta...
119
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KDD
1994
ACM
15 years 6 months ago
1994
ACM
Semantic query optimization can dramatically speed up database query answering by knowledge intensive reformulation. But the problem of how to learn required semantic rules has no...
121
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VLDB
1990
ACM
15 years 6 months ago
1990
ACM
A probabilistic learning model for vague queries and missing or imprecise information in databases is described. Instead of retrieving only a set of answers, our approach yields a...