| IVALab Python Libraries
    Collection of code for computer vision and robotics with specific API. | 
| Classes | |
| class | HeightEstimator | 
        @brief: Assuming the visual field contains only a surface,
                Given the depth map and the camera intrinsic matrix,
                Derive the transformation to get the distance map of each pixel to the surface
        
        @Author: Yiye Chen                  yychen2019@gatech.edu
        @Date: 07/13/2021
        TODO: move that to elsewhere (improcessor repo?) when done