Patent ID: 8538722

Claim:
A feature transformation apparatus comprising: a prescribed activity data acquisition section configured to acquire respective prescribed activity data of one or more reference individuals, an example individual, and a subject based on the one or more reference individuals, the example individual, and the subject performing a prescribed activity; a corresponding segment extraction section configured to segment the prescribed activity performed by the example individual into example segments, to compare the example segments to the prescribed activity performed by the one or more reference individuals to extract a reference individual segment for each of the one or more reference individuals, and to compare the example segments to the prescribed activity performed by the subject to extract a subject individual segment; a first feature extraction section configured to extract a reference individual feature of the prescribed activity data for each of the one or more reference individuals based on the reference individual segment for each of the one or more references and a subject feature of the prescribed activity data of the subject based on the subject individual segment for the subject; a standard feature calculation section configured to calculate at least one standard feature based on the one or more reference individual features; a transform matrix calculation section configured to associate the calculated standard feature and the subject feature; a recognition object activity data acquisition section configured to acquire recognition object activity data when the subject performs a recognition object activity; a second feature extraction section configured to extract a recognition object feature from the recognition object activity data of the subject; a transformation section configured to transform the recognition object feature into a subject standard feature based on the association between the calculated standard feature and the subject feature; and a recognition section configured to recognize the recognition object activity of the subject from the subject standard feature.