implementation detail · filed under optimization
Random Hadamard Transforms
Random Hadamard transforms applied to inputs to the weight-gradient computation in the NVFP4 training context.
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Evidence
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Random Hadamard Transforms (RHTs) on inputs to wgrad
usedoptimizationin Nemotron 3 familyNVIDIA
Filed alongside
Other methods under optimization :: quantization-aware training.
Quantization-Aware TrainingFP4 QuantizationFP4 Quantization-Aware TrainingMXFP4 Weights with MXFP8 ActivationsStochastic RoundingINT4 Quantization-Aware TrainingMXFP4 Quantization-Aware Post-TrainingNVFP4 TrainingPer-Block Scalar ScalingQ4_0 Quantization FormatQuantize-Dequantize TrainingStochastic Rounding for Mamba CacheStochastic Rounding of GradientsStraight-Through Estimator