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.
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