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Dingyi Li
Cornell University, Ithaca, New York
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SCHOLARLY PAPERS
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Scholarly Papers (1)
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On the Testability of the Anchor-Words Assumption in Topic Models
FRB of Philadelphia Working Paper No. 25-14
Number of pages: 78
Posted: 17 Apr 2025
Simon Freyaldenhoven
,
Shikun Ke
, Dingyi Li and
José Luis Montiel Olea
Federal Reserve Banks - Federal Reserve Bank of Philadelphia, Yale School of Management, Cornell University, Ithaca, New York and Cornell University, Ithaca, New York
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Abstract:
Anchor Words, Topic Models, Nonnegative Matrix Factorization, Hypothesis Testing
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