1459 search results - page 31 / 292 » An authorization model for temporal data |
124
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TIME
2005
IEEE
15 years 10 months ago
2005
IEEE
This paper presents an XML-based approach to implementing the parametric model of temporal databases. In the parametric model, attribute values are functions of time and the entir...
123
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TIME
2003
IEEE
15 years 9 months ago
2003
IEEE
In bitemporal databases, current facts and transaction states are modelled using a special value to represent the current time (such as a minimum or maximum timestamp or NULL). Pr...
155
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KDD
2007
ACM
16 years 4 months ago
2007
ACM
The need for mining causality, beyond mere statistical correlations, for real world problems has been recognized widely. Many of these applications naturally involve temporal data...
103
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UM
2005
Springer
15 years 9 months ago
2005
Springer
Stereotypes and clustering are some techniques for creating user models from user behavior. Yet, they possess important risks as users actions could be misinterpreted or users coul...
148
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MOBISYS
2009
ACM
16 years 4 months ago
2009
ACM
The extraction of temporal characteristics from sensor data streams can reveal important properties about the sensed events. Knowledge of temporal characteristics in applications ...