Change tendency judging program, change tendency judging device and change tendency judging method

摘要

Problem to be solved: to provide a change tendency judging program, a change tendency judging device and a change tendency judging method which enable early detection of a change in the tendency of the learning data.A plurality of learning data are classified into a plurality of data sets in accordance with the generation timing of each learning data, and the classification boundary between the plurality of classes of the learning data classified into each data set is calculated for each data set. The change tendency of the plurality of learning data with time is determined according to the degree of change of the classification boundary for each data set.Selection diagram