116 search results - page 21 / 24 » The Combined Approach to Query Answering in DL-Lite |
156
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GIS
2007
ACM
15 years 11 months ago
2007
ACM
Many Geographic Information System (GIS) applications must handle large geospatial datasets stored in raster representation. Spatial joins over raster data are important queries i...
100
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AAAI
1990
14 years 11 months ago
1990
This paper presents a new approach for exploiting Truth Maintenance Systems(TMSs) which makes them simpler to use without necessarily incurring a substantial performance penalty. ...
VLDB
2004
ACM
15 years 3 months ago
2004
ACM
Declarative queries are proving to be an attractive paradigm for interacting with networks of wireless sensors. The metaphor that “the sensornet is a database” is problematic,...
103
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WWW
2003
ACM
15 years 10 months ago
2003
ACM
The binary form of an image does not tell what the image is about. It is possible to retrieve images from a database using pattern matching techniques, but usually textual descript...
103
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EMNLP
2009
14 years 7 months ago
2009
There have been increasing needs for task specific rankings in web search such as rankings for specific query segments like long queries, time-sensitive queries, navigational quer...