scikit-learn/scikit-learn

Perplexity not monotonically decreasing for batch Latent Dirichlet Allocation

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#6.777 aberto em 12 de mai. de 2016

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 (14 comments) (5 reactions) (0 assignees)Python (27.020 forks)batch import
BugNeeds Reproducible Codehelp wantedmodule:decomposition

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Description

When using the batch method, the perplexity in LDA should be non-increasing in every iteration, right? I have cases where it does increase. If this is indeed a bug, I'll investigate.

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