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AI
2009
Springer
16 years 1 months ago
Context Dependent Movie Recommendations Using a Hierarchical Bayesian Model
Abstract. We use a hierarchical Bayesian approach to model user preferences in different contexts or settings. Unlike many previous recommenders, our approach is content-based. We...
Daniel Pomerantz, Gregory Dudek
ESWS
2006
Springer
15 years 10 months ago
Automatic Extraction of Hierarchical Relations from Text
Abstract. Automatic extraction of semantic relationships between entity instances in an ontology is useful for attaching richer semantic metadata to documents. In this paper we pro...
Ting Wang, Yaoyong Li, Kalina Bontcheva, Hamish Cu...
ADHOC
2010
163views more  ADHOC 2010»
15 years 6 months ago
A probabilistic method for cooperative hierarchical aggregation of data in VANETs
We propose an algorithm for the hierarchical aggregation of observations in dissemination-based, distributed traffic information systems. Instead of transmitting observed paramete...
Christian Lochert, Björn Scheuermann, Martin ...
IANDC
2008
150views more  IANDC 2008»
15 years 6 months ago
Hierarchical combination of intruder theories
Recently automated deduction tools have proved to be very effective for detecting attacks on cryptographic protocols. These analysis can be improved, for finding more subtle weakn...
Yannick Chevalier, Michaël Rusinowitch
COMPUTING
2006
130views more  COMPUTING 2006»
15 years 6 months ago
Factorized Solution of Lyapunov Equations Based on Hierarchical Matrix Arithmetic
We investigate the numerical solution of large-scale Lyapunov equations with the sign function method. Replacing the usual matrix inversion, addition, and multiplication by format...
Ulrike Baur, Peter Benner