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Peer reviewedDeerwester, Scott; And Others – Journal of the American Society for Information Science, 1990
Describes a new method for automatic indexing and retrieval called latent semantic indexing (LSI). Problems with matching query words with document words in term-based information retrieval systems are discussed, semantic structure is examined, singular value decomposition (SVD) is explained, and the mathematics underlying the SVD model is…
Descriptors: Automatic Indexing, Documentation, Factor Analysis, Information Retrieval
Peer reviewedGreen, Roger A.; Snyder, Laura A. – Mathematics Teacher, 2000
Explains that primitive living structures furnish real-world problems that are solvable using mathematics and computer-modeling techniques. (KHR)
Descriptors: Ethnomathematics, Geometric Concepts, Interdisciplinary Approach, Mathematical Applications
