Search Results for author: Shishuang He

Found 1 papers, 0 papers with code

Learning Topic Models: Identifiability and Finite-Sample Analysis

no code implementations8 Oct 2021 Yinyin Chen, Shishuang He, Yun Yang, Feng Liang

Our theory introduces a new set of geometric conditions for topic model identifiability, conditions that are weaker than conventional separability conditions, which typically rely on the existence of pure topic documents or of anchor words.

Topic Models

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