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Wanchen Sui

3 accepted papers

2025

ASER: Activation Smoothing and Error Reconstruction for Large Language Model Quantization

AAAI 2025technical

Quantization stands as a pivotal technique for large language model (LLM) serving, yet it poses significant challenges particularly in achieving effective low-bit quantization. The limited numerical mapping makes the quantized model produce a non-trivial error, bringing out intolerable performance d…

2025

Automated Fine-Grained Mixture-of-Experts Quantization

ACL 2025finding

The Mixture of Experts (MoE) architecture enables efficient model scaling through conditional computation, where only subset of parameters are activated per input. However, this distributed architecture poses unprecedented challenges for model compression, as conventional quantization methods optimi…

2025

Semantic Alignment and Reinforcement for Data-Free Quantization of Vision Transformers

ICCV 2025poster

Data-free quantization (DFQ) enables model quantization without accessing real data, addressing concerns regarding data security and privacy. With the growing adoption of Vision Transformers (ViTs), DFQ for ViTs has garnered significant attention. However, existing DFQ methods exhibit two limitation…