Notation of symbols in inter-frame octree geometry coding.
| Notation | Definition |
|---|---|
| isSparse | the local sparsity of the sub-nodes to be encoded |
| isInter | the flag of enabling inter-frame prediction |
| predOcc | the occupancy of predicted nodes in reference frames |
| bi | the occupancy of the sub-node |
| bPi | the occupancy of the sub-node in predicted nodes |
| Notation | Definition |
|---|---|
| the local sparsity of the sub-nodes to be encoded | |
| the flag of enabling inter-frame prediction | |
| the occupancy of predicted nodes in reference frames | |
| the occupancy of the sub-node | |
| the occupancy of the sub-node in predicted nodes |