Mryka Hall-Beyer

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Dissimilarity (DIS)

In the Contrast measure,  weights increase exponentially (0, 1, 4, 9, etc.) as one moves away from the diagonal. However in the dissimilarity measure weights increase linearly (0, 1, 2,3  etc.).

Dissimilarity equation
 

This is a first degree measure. Why?

Image Example

 

Exercise:  Calculating dissimilarity.


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