根据人脸表情特征基于分类树思想将表情进行三层分类。

According to characteristics of human facial expression, three-layer classification is proposed based on classification tree.

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男性的这些表情特征可能表明他们拥有较高的地位，这在繁衍后代方面是很有利的。

It could signal high status, which would be adaptive in terms of mating.

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面部表情特征抽取的针对性和鲁棒性在计算机辅助面部表情自动分析系统中具有举足轻重的作用。

Robust facial expression feature extraction method is the key part of the computer aided facial expression analysis system.

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The other thing we know about the brain is that the cortex is absolutely essential for is interpreting the features such as that facial expression, color.

我们还知道,大脑皮层对于解释面部表情,颜色等特征发挥绝对根本的作用。

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