2674 search results - page 222 / 535 » Data Models and Query Languages for Spatial Databases |
270
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
As more sensitive data is captured in electronic form, security becomes more and more important. Data encryption is the main technique for achieving security. While in the past en...
180
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DMSN
2004
ACM
15 years 12 months ago
2004
ACM
Recent years have witnessed a rapidly growing interest in query processing in sensor and actuator networks. This is mainly due to the increased awareness of query processing as th...
176
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ADBIS
2000
Springer
15 years 10 months ago
2000
Springer
Research in spatio-temporal databases has largely focused on extensions of access methods for the proper handling of time changing spatial information. In this paper, we present th...
189
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SIGMOD
1995
ACM
15 years 10 months ago
1995
ACM
Text is a pervasive information type, and many applications require querying over text sources in addition to structured data. This paper studies the problem of query processing i...
201
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BTW
2005
Springer
15 years 12 months ago
2005
Springer
Abstract: Peer data management systems (PDMS) are the natural extension of integrated information systems. Conventionally, a single integrating system manages an integrated schema,...