XQuant: Achieving Ultra-Low Bit KV Cache Quantization with Cross-Layer Compression

Haoqi Yang, Yao Yao, Zuchao Li, Baoyuan Qi, Liu Guoming, Hai Zhao

EMNLP 2025

Rethinking Fixed-Budget Expert Activation in Fine-Grained MoEs

Haoqi Yang*, Luohe Shi*, Qiwei Li, Zuchao Li, Ping Wang, Hao Huang, Hai Zhao

ACL Findings 2026 * equal contribution

ROCOB: Dual-Manifold Alignment with Optimal Budgeting for Training-Free PTQ Recovery

Haoqi Yang, Teng Xiao, Zuchao Li, Hao Huang, Lefei Zhang, Hai Zhao