Parameters | Predictive Modeling | Distance Metric for Analysis

Distance Metric for Analysis
Use the drop-down menu to select the method used for computing differences between the observation. The EUCLID method is selected by default.
Available methods for computing distances are described in the table below:
 Method Description CITYBLOCK Calculates the Manhattan distance between pairs. DCORR Select this method for interval, ratio, or ordinal variables. DGOWER Select this method for interval, ratio, or ordinal variables. DSQCORR Calculates the value equivalent to one (1) minus the squared correlation between pairs. Select this method for interval, ratio, or ordinal variables. EUCLID Calculates the Euclidean distance between pairs. Select this method for interval, ratio, or ordinal variables. L(1) Calculates the Minkowski distance between pairs. Select this method for interval, ratio, or ordinal variables. SHAPE Calculates the shape distance between pairs. Select this method for interval, ratio, or ordinal variables. SIZE Calculates the size distance between pairs. Select this method for interval, ratio, or ordinal variables. SQEUCLID Calculates the squared Euclidean distance between pairs. Select this method for interval, ratio, or ordinal variables. CANBERRA Calculates the Canberra metric distance coefficient between pairs. Select this method only when variables are either ratios, or positive and continuous. CHI Calculates the squared root of the chi-squared coefficient between pairs. Select this method only when variables are either ratios, or positive and continuous. CHISQ Calculates the chi-squared coefficient between pairs. Select this method only when variables are either ratios, or positive and continuous. DISRATIO Calculates the value equivalent to one (1) minus the similarity ratio between pairs. Select this method only when variables are either ratios, or positive and continuous. DOVERLAP Calculates the overlap dissimilarity between pairs. Select this method only when variables are either ratios, or positive and continuous. NONMETRIC Calculates the Lance and Williams nonmetric coefficient between pairs. Select this method only when variables are either ratios, or positive and continuous. PHI Calculates the squared root of the phi-squared coefficient between pairs. Select this method only when variables are either ratios, or positive and continuous. PHISQ Calculates the phi-squared coefficient between pairs. Select this method only when variables are either ratios, or positive and continuous. BLWNM Calculates the Binary Lance and Williams nonmetric, or Bray-Curtis coefficient between pairs. Select this method only when variables are nominal. DJACCARD Calculates the Jaccard dissimilarity coefficient between pairs. Select this method only when variables are nominal. DMATCH Calculates the simple matching coefficient transformed to Euclidean distance between pairs. Select this method only when variables are nominal. DSQMATCH Calculates the simple matching coefficient transformed to squared Euclidean distance between pairs. Select this method only when variables are nominal. HAMMING Calculates the Hamming distance between pairs. Select this method only when variables are nominal.
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