1459 search results - page 60 / 292 » An authorization model for temporal data |
129
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DEXA
2007
Springer
15 years 10 months ago
2007
Springer
Emerging non-standard applications like the production of high-quality spatial sound pose new challenges to data management. Beside the need for a flexible transactional managemen...
139
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DEXA
2004
Springer
15 years 10 months ago
2004
Springer
Although many spatio-temporal conceptual models has been proposed in the last years, users must express their queries on the underlying physical data structures. In the context of ...
162
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DBPL
2001
Springer
15 years 9 months ago
2001
Springer
Abstract. We address a fundamental question concerning spatio-temporal database systems: “What are exactly spatio-temporal queries?” We define spatio-temporal queries to be co...
154
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IJCV
2002
15 years 4 months ago
2002
We present a method to automatically extract spatio-temporal descriptions of moving objects from synchronized and calibrated multi-view sequences. The object is modeled by a time-...
141
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RTSS
2005
IEEE
15 years 10 months ago
2005
IEEE
Periodic update transaction model has been used to maintain freshness (or temporal validity) of real-time data. Period and deadline assignment has been the main focus in the past ...