介绍了一种新的语义哈希算法，谱哈希的方法，希望有用-Introduces a new semantic hash algorithms, spectral hash, in the hope helpful

图像的谱哈希算法，输入图像，然后提取图像的gist特征，经过谱哈希算法，产生哈希序列-Spectral image hash algorithm, the input image, and then extract the image of the gist features through spectral hash algorithms produce hash sequence

Spectral Hashing Y. Weiss, A. Torralba, R. Fergus Advances in Neural Information Processing Systems, 2008