1.　　在RGB彩色空间，在测试图像中利用Photoshop手工选择皮肤样本，得出肤色在彩色空间中的均值和方差；



2.　　通过计算测试图象中各象素点是否在得到的肤色空间,并且将不在肤色空间的像素置0，仅在被测试图像中留下肤色像素.

-In the RGB color space, in the test image using Photoshop manually select the skin samples, obtained the mean and variance of color in the color space　(2) whether obtained by calculating each pixel test image color space, and not in the color space of pixels set to 0, only to leave skin color pixels in the image being tested.