Image processing apparatus and image processing method

摘要

The image processing apparatus detects a region of a subject from an input image, and extracts an image feature amount from the region. Also, the apparatus classifies the subject into any one of plural attributes based on the image feature amount, and estimates, based on the image feature amount and an attribute into which it is classified, an attribute value of the subject belonging to the attribute into which it is classified.

主权项

1. An image processing apparatus comprising:
a detection unit configured to detect a region of a face of a person from an input image; an extraction unit configured to extract an image feature amount from the region of the face; a projection unit configured to generate a plurality of projected feature vectors by projecting a feature vector indicating the image feature amount onto each of a plurality of feature spaces corresponding to plural ranges of directions of a face; a classification unit configured to classify a direction of the face into one of the plural ranges of directions based on the plurality of projected feature vectors; a vector selection unit configured to select one of the plurality of projected feature vectors corresponding to the classified range of directions of the face; and an estimation unit configured to estimate, based on the selected one of the projected feature vectors and a model corresponding to the classified range of directions of the face, a detailed direction of the face belonging to the classified range of directions.