What is meant by Disparity Space Image (DSI). I couldn't find a clear definition for it. In some places it is mentioned that DSI and Disparity map are the same (but I disagree), like in here What is meant by disparity space image. And in some places it is shown as 3D matrix and is represented by C(x, y, d).
I want to know what exactly is DSI and how to calculate it given two stereo images.?
What is disparity space image (DSI)
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This print was taken from the free preview of the paper "Disparity-space images and large occlusion stereo" by Stephen S. Intille and Aaron F. Bobick and it perfectly answers your question.