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Fast Parallel Randomized Algorithm for Nonnegative Matrix Factorization with KL Divergence for Large Sparse Datasets



Duy Khuong Nguyen , Tu Bao Ho


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Inference in topic models: sparsity and trade-off



Khoat Than , Tu Bao Ho


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Probable convexity and its application to Correlated Topic Models



Khoat Than , Tu Bao Ho

* 22 pages 

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Managing sparsity, time, and quality of inference in topic models



Khoat Than , Tu Bao Ho


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