Sparsity in Topic Models

Irina Rish,Guillermo A. Cecchi,Aurélie Lozano,Alexandru Niculescu-Mizil

openalex（2014）

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摘要

This chapter contains sections titled: 1 PLSA and Sparsity Issue, 2 Matrix Factorization Methods, 3 Sparsity in LDA and HDP, 4 Information-Theoretic Sparsity Methods, 5 Probabilistic Latent Sequential Motif Model, 6 Experiments on Synthetic Data, 7 Scene Activity Patterns, Notes, References

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topic models,sparsity

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