If you multiply a color vector by the identity matrix, the color vector does not change.

如果您将色彩向量乘以单位矩阵，色彩向量不会变更。

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To detect and segment the shadow accurately, an algorithm based on body color vector matching is presented.

为了准确检测与分割阴影，提出了基于体色向量匹配的阴影检测与分割算法。

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To detect and segment the shadow accurately, an algorithm based on body color vector matching is presented.

为了准确检测与分割阴影，提出了基于体色向量匹配的阴影检测与分割算法。

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