AWhat changed
Introduced PLSI latent-class model and evaluated retrieval.
Scientific scope
The record is Hofmann's sole-author SIGIR 1999 paper. It does not absorb classical latent semantic indexing, latent Dirichlet allocation, later topic models or universal semantic interpretation claims.
Evidence
The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is Hofmann's sole-author SIGIR 1999 paper. It does not absorb classical latent semantic indexing, latent Dirichlet allocation, later topic models or universal semantic interpretation claims.
Contributors
- Thomas Hofmann · SCIENCE: Named source author of the scoped work; individual effort shares are not measured.
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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