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Sammon, John W., Jr. – 1968
This report explains the following mathematical techniques which may be used for relating search requests to documents contained in a library: (1) Boolean Algebraic Retrieval, (2) Linear Statistical Retrieval, (3) Statistical Association Techniques for expanding a query and/or for expanding the set of retrieval documents, (4) Vector Space…
Descriptors: Algebra, Indexing, Information Retrieval, Information Storage
Morse, Philip M. – 1971
Efficient search of items in a store of information, such as books in a library, abstracts of articles, information in a computer data bank or the like, requires that the items most closely connected in content be close together, in order that a person looking for some particular information may concentrate his search on as small a part of the…
Descriptors: Classification, Computer Storage Devices, Correlation, Indexing