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PODS
2008
ACM
250views Database» more  PODS 2008»
16 years 6 months ago
Approximating predicates and expressive queries on probabilistic databases
We study complexity and approximation of queries in an expressive query language for probabilistic databases. The language studied supports the compositional use of confidence com...
Christoph Koch
177
Voted
ODBIS
2007
Springer
144views Database» more  ODBIS 2007»
16 years 24 days ago
Maintaining Semantic Mappings between Database Schemas and Ontologies
There is a growing need to define a semantic mapping from a database schema to an ontology. Such a mapping is an integral part of the data integration systems that use an ontology...
Yuan An, Thodoros Topaloglou
FGR
2006
IEEE
197views Biometrics» more  FGR 2006»
16 years 22 days ago
A Full-Body Gesture Database for Automatic Gesture Recognition
This paper presents a full-body gesture database which contains 2D video data and 3D motion data of 14 normal gestures, 10 abnormal gestures and 30 command gestures for 20 subject...
Bon-Woo Hwang, Sungmin Kim, Seong-Whan Lee
ADBIS
2004
Springer
147views Database» more  ADBIS 2004»
16 years 2 days ago
A Hybrid Keyword Search across Peer-to-Peer Federated Databases
The need for Keyword search in databases is suggested both by Web integration with legacy database management system and by dynamic Web publication. However, it sacrifices the inh...
Jungkee Kim, Geoffrey Fox
ADBIS
2004
Springer
124views Database» more  ADBIS 2004»
16 years 2 days ago
Database Caching - Towards a Cost Model for Populating Cache Groups
Web caching keeps single Web objects ready somewhere in caches in the user-to-server path, whereas database caching uses fullfledged database management systems as caches to adapt...
Theo Härder, Andreas Bühmann