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NIPS
2003
13 years 11 months ago
Hierarchical Topic Models and the Nested Chinese Restaurant Process
We address the problem of learning topic hierarchies from data. The model selection problem in this domain is daunting—which of the large collection of possible trees to use? We...
David M. Blei, Thomas L. Griffiths, Michael I. Jor...
IJCAI
1989
13 years 11 months ago
A New Metaphor for the Graphical Explanation of Forward-Chaining Rule Execution
: This paper describes a novel method for displaying and examining the execution space of a rule interpreter. This method provides both coarse-grained and fine-grained views. The c...
John Domingue, Marc Eisenstadt
COLOGNETWENTE
2009
13 years 11 months ago
Improved Strategies for Branching on General Disjunctions
Abstract Within the context of solving Mixed-Integer Linear Programs by a Branch-andCut algorithm, we propose a new strategy for branching. Computational experiments show that, on ...
Gérard Cornuéjols, Leo Liberti, Giac...
ENTCS
2008
140views more  ENTCS 2008»
13 years 10 months ago
Fusing a Transformation Language with an Open Compiler
Transformation systems such as Stratego/XT provide powerful analysis and transformation frameworks and concise languages for language processing, but instantiating them for every ...
Karl Trygve Kalleberg, Eelco Visser
CORR
2007
Springer
147views Education» more  CORR 2007»
13 years 10 months ago
Decomposition During Search for Propagation-Based Constraint Solvers
Abstract. We describe decomposition during search (DDS), an integration of And/Or tree search into propagation-based constraint solvers. The presented search algorithm dynamically ...
Martin Mann, Guido Tack, Sebastian Will