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Junqi Shi

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Preprint Aug 2026

Hadamard-Domain Model Quantization for Learned Image Coding

Hadamard-Transform-domain Quantization (HaTQ), which uses orthogonal Hadamard reparameterization before quantization to redistribute weight and activation responses in the original domain across channels, and is compatible with integer-only execution.

Junqi Shi, Chongzhi Wang, Yiwen He et al. · 0 citations