Torsten Franz <[EMAIL PROTECTED]> wrote in message news:<[EMAIL PROTECTED]>... > Hi, > > I've got a problem I need assistance for: > I've got a number of objects which are defined by several > parameters/variables. The parameters belong to different scales (metric, > ordinal, nominal). How can I express the degree of the homogeneity or > similarity of the objects?
There are several tricks (such as binary coding) that can convert ordinal and nominal data into numeric data. > I'd like as result a number between 0 (unequal in all parameters) and 1 > (identical objects). At least the ordinal parameters should be regarded. > > Thanks, Torsten Once you convert all data into numeric data, you can use various similarity measures such as Minkowski metric or Mahalanobis distance. . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
