MDPREF and Perceptual Map via INDSCAL Method

  • Hwang, S.Y. (Department of Statistics, Sookmyung Women's Univ.) ;
  • Hahm, J.H. (Department of Statistics, Sookmyung Women's Univ.)
  • Published : 2003.08.31

Abstract

Ordinary computer program in the context of MDS for providing separate graphs according to "individuals" is usually referred to as INDSCAL(individual difference scaling), which enables one to detect dissimilarities between "subjects". This article is concerned with applications of INDSCAL concept to MDPREF and perceptual map. Related algorithm is presented and is implemented through illustrative analysis of Korean credit card data.

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