7576 search results - page 244 / 1516 » On Querying Ontologies and Databases |
172
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INFSOF
2007
15 years 6 months ago
2007
Although spatio-temporal databases have received considerable attention recently, there has been little work on processing range sum queries on the historical records of moving ob...
134
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VLDB
1998
ACM
15 years 11 months ago
1998
ACM
Users often can not easily express their queries. For example, in a multimedia image by content setting, the user might want photographs with sunsets; in current systems, like QBI...
199
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SIGMOD
2012
ACM
13 years 9 months ago
2012
ACM
How-To queries answer fundamental data analysis questions of the form: “How should the input change in order to achieve the desired output”. As a Reverse Data Management probl...
212
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CIKM
2000
Springer
15 years 11 months ago
2000
Springer
On-Line Analytical Processing (OLAP) systems based on a multidimensional view of data have found widespread use in business applications and are being used increasingly in non-sta...
275
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GIS
2005
ACM
16 years 7 months ago
2005
ACM
Databases of moving objects are important for air traffic control, ground traffic, and battlefield configurations. We introduce the (historical and spatial) range close-pair query...