Keywords :
Clustering, dimensionality reduction, mappings, multidimensional scaling, multivariate data analysis, nonparametric pattern recognition, statistics.; Algorithm design and analysis; Data analysis; Humans; Inspection; Iterative algorithms; Multidimensional systems; Pattern analysis; Pattern recognition; Pursuit algorithms; Statistical analysis; Clustering, dimensionality reduction, mappings, multidimensional scaling, multivariate data analysis, nonparametric pattern recognition, statistics.;