20024 search results - page 274 / 4005 » Database Management Systems |
VLDB
1991
ACM
15 years 7 months ago
1991
ACM
This paper presentsa version model which handlesdatabaseschemachangesandwhich takesevolution into account. Its originality is in allowing the development of partial schema version...
153
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KDD
2009
ACM
16 years 4 months ago
2009
ACM
Lately there exist increasing demands for online abnormality monitoring over trajectory streams, which are obtained from moving object tracking devices. This problem is challengin...
124
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ICDE
2009
IEEE
15 years 10 months ago
2009
IEEE
— Spurred by financial scandals and privacy concerns, governments worldwide have moved to ensure confidence in digital records by regulating their retention and deletion. These...
124
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MEDIAFORENSICS
2010
15 years 5 months ago
2010
Sensor fingerprint is a unique noise-like pattern caused by slightly varying pixel dimensions and inhomogeneity of the silicon wafer from which the sensor is made. The fingerprint...
123
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FOCS
1997
IEEE
15 years 8 months ago
1997
IEEE
The problem of maintaining data that arrives continuously over time is increasingly prevalent in databases and digital libraries. Building on a model for sliding-window indices de...