提出了一种结合改进的LBP}局邵二值模式)和LDP局邵定向模式)的人脸表情特征提取方法改进的LBP维数明显降低，更多地考虑了空间结构信息且计算速度得到了提高LDP方法具有很强的抗噪能力，更好地提取边缘信息

-Abstract: Put forward a combined with improved LBP(Local Binary Mode) and the LDP(Local Directional Pattern) face expression method of feature extraction. The dimension of improved LBP has decreased significantly,