I think this quote fairly summaries Luhn's contribution to automatic text analysis. His assumption is that frequency data can be used to extract words and sentences to represent a document.
Term Weighting Approaches in Automatic Text Retrieval
PPT – Term Weighting in Information Retrieval PowerPoint presentation | free to view - id: 1e90e2-ZDc1Z
Text Analytics for Dummies 2010
Information Retrieval
Mathematics | Free Full-Text | Binned Term Count: An Alternative to Term Frequency for Text Categorization
Term Weighting approaches in automatic text retrieval. Presented by Ehsan. - ppt download
![PDF] Term-Weighting Approaches in Automatic Text Retrieval | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/e50a316f97c9a405aa000d883a633bd5707f1a34/7-Table3-1.png "PDF] Term-Weighting Approaches in Automatic Text Retrieval | Semantic Scholar")
PDF] Term-Weighting Approaches in Automatic Text Retrieval | Semantic Scholar
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Term Weighting approaches in automatic text retrieval. Presented by Ehsan. - ppt download
Term Weighting approaches in automatic text retrieval. Presented by Ehsan. - ppt download
![PDF] Term-Weighting Approaches in Automatic Text Retrieval | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/e50a316f97c9a405aa000d883a633bd5707f1a34/6-Table2-1.png "PDF] Term-Weighting Approaches in Automatic Text Retrieval | Semantic Scholar")
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Electronics | Free Full-Text | TF-TDA: A Novel Supervised Term Weighting Scheme for Sentiment Analysis
Electronics | Free Full-Text | TF-TDA: A Novel Supervised Term Weighting Scheme for Sentiment Analysis
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PDF] New Term Weighting Formulas for the Vector Space Method in Information Retrieval | Semantic Scholar
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Term Weighting approaches in automatic text retrieval. Presented by Ehsan. - ppt download
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Term-weighting approaches in automatic text retrieval - ScienceDirect
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