zju3dv / NeuralRecon-W

Code for "Neural 3D Reconstruction in the Wild", SIGGRAPH 2022 (Conference Proceedings)
Apache License 2.0
691 stars 32 forks source link

loss converge problem #50

Open foxkw opened 10 months ago

foxkw commented 10 months ago

hi, I met q question during training,

Initially, the loss was decreasing, but suddenly reached a stage where the sdf loss increased and the normal loss increased. and display " cdf is nan" . Have you encountered this problem ?? it seems the gradients is nan, What is the cause of this problem

image