numerical classification

numerical classification
see under taxonomy.

Medical dictionary. 2011.

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  • numerical taxonomy — an arithmetic method of classifying large numbers of bacterial strains on the basis of their overall similarity to one another, according to the number of phenotypic characters they share, each character being given equal weight. Called also… …   Medical dictionary

  • Numerical taxonomy — is a classification system in biological systematics which deals with the grouping by numerical methods of taxonomic units based on their character states.[1]. It aims to create a taxonomy using numeric algorithms like cluster analysis rather… …   Wikipedia

  • numerical taxonomy — n. taxonomic classification into categories or units according to the degree of similarity among individuals and groups, based on numerical analysis of large samples of characteristics that are each given equal value …   English World dictionary

  • numerical taxonomy — classification of organisms by a comparison of large numbers of observable characteristics that are given equal value instead of being weighted according to possible evolutionary significance. Also called numerical phenetics. [1960 65] * * * …   Universalium

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  • numerical taxonomy — noun : taxonomy in which many quantitatively measured characters are given equal weight in the determination of taxa and in the construction of diagrams indicating systematic relationships • numerical taxonomic adjective • numerical taxonomist… …   Useful english dictionary

  • classification — A systematic arrangement into classes or groups based on perceived common characteristics; a means of giving order to a group of disconnected facts. adansonian c. the c. of organisms based on giving equal weight to every character of the… …   Medical dictionary

  • numerical taxonomy — numer′ical taxon′omy n. bio classification of organisms by a comparison of large numbers of observable characteristics that are given equal value instead of being weighted according to possible evolutionary significance • Etymology: 1960–65 …   From formal English to slang

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