关键词: 隐空间 散度差鉴别准则 特征抽取 人脸识别

Abstract: In this paper, a novel feature extraction method based on scatter difference criterion in hidden space is developed. Its main idea is that the original input space is first mapped into a hidden space through a prespecified kernel function, in which space

Key words: Hidden space,Scatter difference discrminant criterion, Feature extraction, Face recognition