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» Personalization of Queries in Database Systems
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ICDT
2010
ACM
147views Database» more  ICDT 2010»
13 years 10 months ago
Querying Parse Trees of Stochastic Context-Free Grammars
Stochastic context-free grammars (SCFGs) have long been recognized as useful for a large variety of tasks including natural language processing, morphological parsing, speech reco...
Sara Cohen, Benny Kimelfeld
SIGMOD
2008
ACM
162views Database» more  SIGMOD 2008»
14 years 7 months ago
Event queries on correlated probabilistic streams
A major problem in detecting events in streams of data is that the data can be imprecise (e.g. RFID data). However, current state-ofthe-art event detection systems such as Cayuga ...
Christopher Ré, Dan Suciu, Julie Letchner, ...
ICCSA
2007
Springer
14 years 1 months ago
An Automatic Correction Tool for Relational Algebra Queries
Abstract. Relational algebra is one of the main topics covered in undergraduate computer science database courses. In this paper, we present a web-based tool designed to automatica...
Josep Soler, Imma Boada, Ferran Prados, Jordi Poch...
FGR
1998
IEEE
107views Biometrics» more  FGR 1998»
13 years 11 months ago
MMID: Multimodal Multi-view Integrated Database for Human Behavior Understanding
This paper introduces the Multimodal Multi-view Integrated Database (MMID), which holds human activities in presentation situations. MMID contains audio, video, human body motions...
Yuichi Nakamura, Yoshifumi Kimura, Y. Yu, Yuichi O...
GIS
2006
ACM
14 years 8 months ago
Optimization of multiple continuous queries over streaming satellite data
Remotely sensed data, in particular satellite imagery, play many important roles in environmental applications and models. In particular applications that study (rapid) changes in...
Quinn Hart, Michael Gertz