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yenchenlin / nerf-pytorch

A PyTorch implementation of NeRF (Neural Radiance Fields) that reproduces the results.
MIT License
5.33k stars 1.04k forks source link

A small bug #95

Open Zhiyuan-R opened 1 year ago

Zhiyuan-R commented 1 year ago

It may miss relu layer to the output of the alpha. In current implementation, the alpha can be negative!

Xzzit commented 1 year ago

Actually, the output of NeRF raw is applied ReLU in this line: https://github.com/yenchenlin/nerf-pytorch/blob/223fe62d87d641e2bb0fb5bdbbcb6dad5efb2af3/run_nerf.py#L275