This is great, and the paper+codebase they're referring to (but not linking, here [1]) is neat too. The research is moving fast though, so if you want somethin

This is great, and the paper+codebase they're referring to (but not linking, here [1]) is neat too. The research is moving fast though, so if you want something almost as fast without specialized CUDA kernels (just plain pytorch) you're in luck: https://github.com/apchenstu/TensoRF https://github.com/apchenstu/TensoRF As a bonus you also get a more compact representation of the scene. [1] https://github.com/NVlabs/instant-ngp https://github.com/NVlabs/instant-ngp