A simple algorithm is introduced to separate, extract and location target image in sub image system.
利用简单、实时的算法有效实现了亚成像系统中的目标图像分离、标记提取与定位。
We do orthogonal wavelet transform of a face image, get its four sub images of different frequency bands, then respectively extract their singular value features.
对人脸图象作正交小波变换，得到它在不同频带上的四个子图象，然后分别提取奇异值特征。
Image segmentation is just to divide an image into different sub-images with different characters and extract some interested objects.
图像分割就是把图像分成各具特性的区域并提取出感兴趣目标的技术和过程。
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