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Yanfeng Liu

3 accepted papers

2026

Robust Training of Neural Networks at Arbitrary Precision and Sparsity

ICLR 2026poster

The discontinuous operations inherent in quantization and sparsification introduce a long-standing obstacle to backpropagation, particularly in ultra-low precision and sparse regimes. While the community has long viewed quantization as unfriendly to gradient descent due to its lack of smoothness, we…

Cited by 0SourceScholar
2022

Exploiting Invariance in Training Deep Neural Networks

AAAI 2022technical

Inspired by two basic mechanisms in animal visual systems, we introduce a feature transform technique that imposes invariance properties in the training of deep neural networks. The resulting algorithm requires less parameter tuning, trains well with an initial learning rate 1.0, and easily generali…