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Lukasz Lew

4 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
2024

PikeLPN: Mitigating Overlooked Inefficiencies of Low-Precision Neural Networks

CVPR 2024poster

Low-precision quantization is recognized for its efficacy in neural network optimization. Our analysis reveals that non-quantized elementwise operations which are prevalent in layers such as parameterized activation functions batch normalization and quantization scaling dominate the inference cost o…

Cited by 1SourcePDFScholar
2023

Binarized Neural Machine Translation

NeurIPS 2023poster

The rapid scaling of language models is motivating research using low-bitwidth quantization. In this work, we propose a novel binarization technique for Transformers applied to machine translation (BMT), the first of its kind. We identify and address the problem of inflated dot-product variance when…