A Two-Dimensional Topic-Aspect Model for Discovering Multi-Faceted Topics.

Michael J. Paul Roxana Girju

Published in: AAAI (2010)

Keyphrases

multi faceted
computational model
data sets
prior knowledge
theoretical framework
mathematical model
three dimensional
objective function
probabilistic model
probability distribution
em algorithm
news articles
genetic algorithm
theoretical analysis
experimental data
conceptual model