facial expression classification

基本解释

Facial expression classification is a challenging issue in the field of multi-science.
人臉表情動畫是計算機動畫研究的一個重要分支，它有著十分廣泛的應用前景。
According to characteristics of human facial expression, three-layer classification is proposed based on classification tree.
根據人臉表情特征基於分類樹思想將表情進行三層分類。
The algorithms of facial expression recognition system mainly contain images' preprocessing algorithms, feature extraction algorithms and classification algorithms.
人臉表情識別系統中的算法主要有圖像処理算法、特征提取算法和分類算法。