ASSØCA: FORTRAN IV program for Williams and Lambert Association analysis with printed dendrograms

Dan Gill*, Shoshana Boehm, Yonathan Erez

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

A general-purpose computer program implementing Williams and Lambert's method of association analysis is documented. The method embodies a hierarchical-divisive-monothetic strategy for the numerical classification of multiattribute, binary-coded data sets. The main user-controlled options permit a selection from among two different association coefficients and three termination criteria; employment of Yates' correction; presetting significance thresholds; discarding insignificant association coefficients; treatment of ambiguities in dividing attributes; and the transformation of quantitative measurements to a binary-coded form. A line-printer dendrogram plot displaying the final classification is generated as part of the output. Both normal and inverse association analysis can be performed.

Original languageEnglish
Pages (from-to)219-247
Number of pages29
JournalComputers and Geosciences
Volume2
Issue number2
DOIs
StatePublished - 1976

Keywords

  • Algorithm
  • Association Analysis
  • Classification
  • Computer Program
  • FORTRAN

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