GIST 图像特征描述符，C实现版， 可以用来做场景的识别等应用-GIST image descr iptors, c version, you can use this descr iptors to do scene index

the "gist" features (aka "holistic representation of spatial envelope") are really simple to understand and to compute

Scene completion.This is a toy implementation of Scene Completion Using Millions of Photographs for 6.870 Object Recognition and Scene Understanding.-This implementation uses a of 54,000 256x256 images the Oliva lab for which we already have gist-b