An information classifying device calculates, for a plurality of populations containing pieces of sample information, evaluation distance between a center of gravity of the pieces of sample information belonging to each population and a piece of sample information as an object of classification (object...http://www.google.de/patents/US7693683?utm_source=gb-gplus-sharePatent US7693683 - Information classifying device, information classifying method, information classifying program, information classifying system
