提出基于颜色—梯度方向角直方图的单人脸跟踪方法。
An approach of single face tracking based on Color-Directional Gradient Angular Histogram is proposed.
提出了颜色—梯度方向角直方图，它能同时表示图像的颜色特征与结构特征，对它的鉴别能力作了较为深入的分析。
The color and structure features of the image can be present at the same time. The identifying ability is analyzed deeply.
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