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VLDB
2002
ACM
124views Database» more  VLDB 2002»
14 years 8 months ago
Efficient retrieval of similar shapes
Abstract. We propose an indexing technique for the fast retrieval of objects in 2D images based on similarity between their boundary shapes. Our technique is robust in the presence...
Davood Rafiei, Alberto O. Mendelzon
ICDE
2010
IEEE
226views Database» more  ICDE 2010»
14 years 7 months ago
Approximation Trade-Offs in Markovian Stream Processing: An Empirical Study
Abstract-- A large amount of the world's data is both sequential and imprecise. Such data is commonly modeled as Markovian streams; examples include words/sentences inferred f...
Julie Letchner, Christopher Re, Magdalena Balazins...
ESOP
2010
Springer
14 years 5 months ago
Explicit Stabilisation for Modular Rely-Guarantee Reasoning
Abstract. We propose a new formalisation of stability for Rely-Guarantee, in which an assertion's stability is encoded into its syntactic form. This allows two advances in mod...
John Wickerson, Matthew J. Parkinson, Mike Dodds
ALT
2009
Springer
14 years 4 months ago
Pure Exploration in Multi-armed Bandits Problems
Abstract. We consider the framework of stochastic multi-armed bandit problems and study the possibilities and limitations of strategies that explore sequentially the arms. The stra...
Sébastien Bubeck, Rémi Munos, Gilles...
PDP
2009
IEEE
14 years 2 months ago
Adding Aspect-Oriented Concepts to the High-Performance Component Model of SBASCO
SBASCO provides a new programming model for parallel and distributed numerical applications which exploits the combination of software components and skeletons. This paper present...
Manuel Díaz, Sergio Romero, Bartolomé...