Blei, Ng and Jordan: latent Dirichlet allocation

What changed

Introduced latent Dirichlet allocation as a generative probabilistic model for collections of discrete data, with documents represented through mixtures of latent topics.

Scientific scope

The record is the exact 2003 JMLR article. Earlier probabilistic latent semantic methods, later topic-model variants and applications remain separate.

Evidence

The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is the exact 2003 JMLR article. Earlier probabilistic latent semantic methods, later topic-model variants and applications remain separate.

Contributors

• David M. Blei · SCIENCE: Named source author of the scoped work; individual effort shares are not measured.
• Andrew Y. Ng · SCIENCE: Named source author of the scoped work; individual effort shares are not measured.
• Michael I. Jordan · SCIENCE: Named source author of the scoped work; individual effort shares are not measured.

• JMLR record for latent Dirichlet allocation
• Latent Dirichlet allocation full text

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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