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FUIN
2008
142views more  FUIN 2008»
15 years 6 months ago
Relational Transformation-based Tagging for Activity Recognition
Abstract. The ability to recognize human activities from sensory information is essential for developing the next generation of smart devices. Many human activity recognition tasks...
Niels Landwehr, Bernd Gutmann, Ingo Thon, Luc De R...
CIKM
2007
Springer
16 years 15 days ago
Modeling historical and future movements of spatio-temporal objects in moving objects databases
Spatio-temporal databases deal with geometries changing over time. In general, geometries do not only change discretely but continuously; hence we are dealing with moving objects....
Reasey Praing, Markus Schneider
CORR
2011
Springer
135views Education» more  CORR 2011»
14 years 10 months ago
On the Limitations of Provenance for Queries With Difference
The annotation of the results of database transformations was shown to be very effective for various applications. Until recently, most works in this context focused on positive q...
Yael Amsterdamer, Daniel Deutch, Val Tannen
SIGMOD
1999
ACM
136views Database» more  SIGMOD 1999»
15 years 10 months ago
Query Rewriting for Semistructured Data
We address the problem of query rewriting for TSL, a language for querying semistructured data. We develop and present an algorithm that, given a semistructured query q and a set ...
Yannis Papakonstantinou, Vasilis Vassalos
VLDB
2008
ACM
148views Database» more  VLDB 2008»
16 years 6 months ago
Purpose based access control for privacy protection in relational database systems
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
Ji-Won Byun, Ninghui Li