Long Yang

Results 3 issues of Long Yang

![1700969005182](https://github.com/JeffWang987/OpenOccupancy/assets/125250192/a22fb377-883b-49d7-98da-cb0e1871190d) ValueError: expected 4D input (got 5D input) Training error, I did not change any project code.

Hello, occupancy_classes is set to 16 in the paper, but there are 17 labels in gt_occ (consider free space). So I wanted to ask whether the first (from the original)...