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Incremental probabilistic latent semantic analysis for automatic question recommendation.
Hu Wu
Yongji Wang
Xiang Cheng
Published in:
RecSys (2008)
Keyphrases
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probabilistic latent semantic analysis
co occurrence
visual features
latent semantic
probabilistic model
recommender systems
latent semantic analysis
topic models
topic modeling
image classification
latent variables
multiscale
expectation maximization
em algorithm
latent dirichlet allocation