Cluster analysis

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Related to numerical taxonomy: cytotaxonomy, chemotaxonomy

Cluster analysis

A statistical technique that identifies clusters of stocks whose returns are highly correlated within each cluster and relatively uncorrelated across clusters. Cluster analysis has identified groupings such as growth, cyclical, stable, and energy stocks.
References in periodicals archive ?
Cluster analysis was then performed based on similarity coefficient among the samples, based on molecular data by using Numerical Taxonomy and Multivariate Analysis System (NTSYS) Pc version 2.
Numerical Taxonomy Model is a method for classifying the subjects.
A binary system of coding the attributes was applied because it is unambiguous as well as the one most often used in numerical taxonomy.
A total of 397 isolates from different stages (seed, larval, and reproductive) of oyster, surrounding water and phytoplankton, selected as being representative of bacterial community, were characterized by numerical taxonomy.
The Jaccard coefficient in Numerical Taxonomy and Multivariate Analysis System (NTSYS) was used to produce a similarity matrix from the raw data which was subjected to a Principle Coordinate Analysis (PCO).
1969 'A numerical taxonomy of business enterprises' in Numerical taxonomy.
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