Crowd state recognition device, learning method, and learning program

摘要

A training data storage means 81 stores, as training data, a crowd state image that is a captured image of a crowd state made up of a plurality of persons, a crowd state label that is a label indicating the crowd state of the image, and a crowd position label that is a label indicating information enabling positions of the plurality of persons included in the crowd state image to be specified. A learning means 82 learns a discriminator for recognizing the crowd state from a recognition object image. The learning means 82 learns the discriminator having the crowd state image as input and the crowd state label and the crowd position label as output, using the training data stored in the training data storage means 81.