| 摘要 |
PROBLEM TO BE SOLVED: To provide content filtering technology for automatically determining an attribute of an image.SOLUTION: A content filtering system comprises: a keyword attribute table for describing a correspondence relationship between a keyword extracted from an image by a keyword extraction part and its attribute value; a feature quantity attribute table for describing a correspondence relationship between a feature quantity of the image and its attribute value; a keyword attribute determination part for determining the attribute value corresponding to the keyword extracted by the keyword extraction part, on the basis of the description in the keyword attribute table; a feature quantity attribute determination part for determining the attribute value corresponding to the feature quantity calculated by the feature quantity calculation part, on the basis of the description in the feature quantity attribute table; and an image attribute determination part for determining an attribute of the image acquired by the image acquisition part, on the basis of a result of the determination by the keyword attribute determination part and a result of the determination by the feature quantity attribute determination part. |
