paper PointBeV - A Sparse Approach to BeV Predictions 2D BeV Segmentation GaussRender - Learning 3D Occupancy with Gaussian Rendering 3D Occupancy JAFAR - Jack up Any Feature at Any Resolution Feature Upsampling master Deep Hough Voting 3D object detection Omnimatte Video inpainting Occupancy Networks 3D reconstruction KP-conv 3D semantic segmentation