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» Conditioning Probabilistic Databases
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CDC
2009
IEEE
173views Control Systems» more  CDC 2009»
14 years 3 months ago
A contractivity approach for probabilistic bisimulations of diffusion processes
— This work is concerned with the problem of characterizing and computing probabilistic bisimulations of diffusion processes. A probabilistic bisimulation relation between two su...
Alessandro Abate
ICDE
2008
IEEE
106views Database» more  ICDE 2008»
14 years 5 months ago
Weighted Boolean conditions for ranking
— Current database systems are tailored to efficiently evaluate Boolean expressions which are typically used as selection conditions to restrict the result set. We propose to ad...
Matthias Beck, Burkhard Freitag
PODS
2007
ACM
139views Database» more  PODS 2007»
14 years 11 months ago
Management of probabilistic data: foundations and challenges
Many applications today need to manage large data sets with uncertainties. In this paper we describe the foundations of managing data where the uncertainties are quantified as pro...
Nilesh N. Dalvi, Dan Suciu
ACL
2004
14 years 10 days ago
Probabilistic Parsing Strategies
We present new results on the relation between context-free parsing strategies and their probabilistic counter-parts. We provide a necessary condition and a sufficient condition f...
Mark-Jan Nederhof, Giorgio Satta
ICDE
2009
IEEE
155views Database» more  ICDE 2009»
14 years 5 months ago
SPROUT: Lazy vs. Eager Query Plans for Tuple-Independent Probabilistic Databases
— A paramount challenge in probabilistic databases is the scalable computation of confidences of tuples in query results. This paper introduces an efficient secondary-storage o...
Dan Olteanu, Jiewen Huang, Christoph Koch