AWhat changed
Used word-frequency and sentence-distribution criteria to automate extractive abstracts on IBM 704.
Scientific scope
The record is Luhn's sole-author 1958 IBM article and its extractive procedure. It does not absorb earlier automatic indexing, later summarization methods, semantic language models or claims that the generated extracts equal human abstracts.
Evidence
The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is Luhn's sole-author 1958 IBM article and its extractive procedure. It does not absorb earlier automatic indexing, later summarization methods, semantic language models or claims that the generated extracts equal human abstracts.
Contributors
- H. P. Luhn · 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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