Distance aggregation operators are introduced. In the case of singleton based distance, a well-known class of k-medians is recovered. For interval based distance, characterizationn of (p,r)-distance aggregation operators is given in general, as well as for idempotent operators.
Distance aggregation operators are introduced. In the case of singleton based distance, a well-known class of k-medians is recovered. For interval based distance, characterizationn of (p,r)-distance aggregation operators is given in general, as well as for idempotent operators. (en)