％ function [L, a, b] = RGB2Lab(R, G, B) ％ RGB2Lab takes matrices corresponding to Red, Green, and Blue, and ％ transforms them into CIELab. This transform is based on ITU-R ％ Recommendation BT.709 using the D65 wh

EMD(Earth Mover s Distance) Earth Mover s Distance(EMD)是由Rubner等人所提出用於影像搜 寻之上,当特徵间(bin与bin)的距 可以使用ground distance求得时, 用 Earth Mover s Distance做相似 计算可以得到较好的结果. -EMD (Earth Mover' s Distance) Earth Mover'

Lab2RGB takes L, a, and b double matrices, or an M x N x 3 double image, and returns an image in the RGB color space. Values for L are in the range [0,100] while a* and b* are roughly in the range [-110,110]. If