人脸肤色检测，在转换成Ycbcr格式后用相关系数进行肤色似然度计算，检测属于肤色的像素。-Skin color detection, the conversion into Ycbcr format color by correlation coefficients calculated likelihood, detection is skin color pixels.

已知多个时间序列两两之间的相关性系数，采用相关性颜色图表示-The correlation of multiplt time series data, and these correlation is displayed by the correlation color map