Introduction - If you have any usage issues, please Google them yourself
In the color space, the distribution of skin color is more concentrated, have better sex with other distinguishable color scene, you can use the model to describe or samples to determine the method of learning. Differences in skin color image is mainly caused by light, in the detection consider only the chrominance information, you can reduce the effects of light, so that the distribution of color become more concentrated. By detecting an area of skin, the face can reduce the search range, to improve the detection speed. HSV space is a non-linear transformation of the RGB color space, it is a strong correlation between the original R, G, B values are converted to a weak correlation of H, S, V values, H and S component and the way people feel consistent color . HSV color space model can be used to describe a conical space