where SB denotes the between-class and SW the within-class scatter matrix of the training data.
SB为类间散布矩阵,Sw为类内散布矩阵
因为Sw可能为奇异矩阵,所以当他为奇异矩阵的时候用下面的计算公式
这就叫DCV(Discriminative Common Vectors)
where SB denotes the between-class and SW the within-class scatter matrix of the training data.
SB为类间散布矩阵,Sw为类内散布矩阵
因为Sw可能为奇异矩阵,所以当他为奇异矩阵的时候用下面的计算公式
这就叫DCV(Discriminative Common Vectors)