OmniQuant: Omnidirectionally Calibrated Quantization for Large Language Models - Shao, Wenqi; Chen, Mengzhao; Zhang, Zhaoyang; Xu, Peng; Zhao, Lirui; Li, Zhiqian; Zhang, Kaipeng; Peng, Gao; Qiao, Yu; Luo, Ping (International Conference on Learning Representations, 2024)