W4A4 Quantization for Inference on Wan2.2-I2V-A14B

Yidong Chen, Chengyu Shi, Jiahao Liu

We summarize our submission to Sub-Challenge 1: W4A4 Quantization for Inference (HiF4 / MXFP4) of the ICME 2026 Low-Bit-width Large-Model Quantization Challenge. The sub-challenge…