Information processing apparatus, class determination method, storage medium

An information processing apparatus includes an acquisition unit configured to acquire the number of training images including an object belonging to one of a plurality of classes having an order relation, the acquisition unit acquiring the number of training images for each of the plurality of classes, a first determination unit configured to determine, as a combination target class to be combined, a class with the number of training images that is smaller than a threshold value among the plurality of classes, a combination unit configured to combine the combination target class with an adjacent class in the order relation, and a second determination unit configured to determine a class of an object included in an input image using a determiner trained using the training image based on a combination class combined by the combination unit.