https://docs.nvidia.com/deeplearning/sdk/mixed-precision-training/index.html ***nvidia: Training with Mixed Precision
https://devblogs.nvidia.com/mixed-precision-training-deep-neural-networks/ ***Mixed-Precision Training of Deep Neural Networks
https://github.com/NvidiaResources/nvidia_mixed_precision_training ***nvidia_mixed_precision_training
https://developer.nvidia.com/automatic-mixed-precision