Multiple-vector user profiles in support of knowledge sharing

Silhouettes: A graphical aid to the interpretation and validation of cluster analysis

Peter J. Rousseeuw · Journal of Computational and Applied Mathematics · 1987 · 19.8K citations

Cluster Computing, Cluster Development, Document Clustering +11

Hierarchical Grouping to Optimize an Objective Function

Joe H. Ward · Journal of the American Statistical Association · 1963 · 18.8K citations

Mathematical Programming, Complete Hierarchical Structure, Objective Function +14

Indexing by latent semantic analysis

Scott Deerwester, Susan Dumais, George W. Furnas et al. · Journal of the American Society for Information Science · 1990 · 12.7K citations

Term-weighting approaches in automatic text retrieval

Gerard Salton, Chris Buckley · Information Processing & Management · 1988 · 9.3K citations

Natural Language Processing, Engineering, Information Retrieval +10

An algorithm for suffix stripping

Martin Porter · Program electronic library and information systems · 1980 · 8.1K citations

Engineering, Complex Suffixes, Corpus Linguistics +20