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ALT
2009
Springer
14 years 7 months ago
Canonical Horn Representations and Query Learning
Abstract. We describe an alternative construction of an existing canonical representation for definite Horn theories, the Guigues-Duquenne basis (or GD basis), which minimizes a n...
Marta Arias, José L. Balcázar
AVSS
2007
IEEE
14 years 4 months ago
Compact representation and probabilistic classification of human actions in videos
This paper addresses the problem of classifying human actions in a video sequence. A representation eigenspace approach based on the PCA algorithm is used to train the classifier...
Carlo Colombo, Dario Comanducci, Alberto Del Bimbo
CIVR
2007
Springer
123views Image Analysis» more  CIVR 2007»
14 years 4 months ago
Behavior monitoring through automatic analysis of video sequences
This paper addresses the problem of classifying actions performed by a human subject in a video sequence. A representation eigenspace approach based on the visual appearance is us...
Carlo Colombo, Dario Comanducci, Alberto Del Bimbo
EUROCRYPT
2004
Springer
14 years 3 months ago
Short Signatures Without Random Oracles
We describe a short signature scheme that is strongly existentially unforgeable under an adaptive chosen message attack in the standard security model. Our construction works in g...
Dan Boneh, Xavier Boyen
FORMATS
2003
Springer
14 years 3 months ago
Folk Theorems on the Determinization and Minimization of Timed Automata
Timed automata are known not to be complementable or determinizable. Natural questions are, then, could we check whether a given TA enjoys these properties? These problems are not...
Stavros Tripakis