activity
20242026
collaborators

6 papers

cs.CV2026

Beyond Shortcuts: Mitigating Visual Illusions in Frozen VLMs via Qualitative Reasoning

Hao Guo, Fei Wang, Junjie Chen +4

While Vision-Language Models (VLMs) have achieved state-of-the-art performance in general visual tasks, their perceptual robustness remains remarkably brittle when confronted with…

cs.CV2026

3D Smoke Scene Reconstruction Guided by Vision Priors from Multimodal Large Language Models

Xinye Zheng, Fei Wang, Yiqi Nie +5

Reconstructing 3D scenes from smoke-degraded multi-view images is particularly difficult because smoke introduces strong scattering effects, view-dependent appearance changes, and…

cs.LG2025

Boost Post-Training Quantization via Null Space Optimization for Large Language Models

Jiaqi Zhao, Miao Zhang, Deng Xiang +3

Existing post-training quantization methods for large language models (LLMs) offer remarkable success. However, the increasingly marginal performance gains suggest that existing qu…

cs.LG2025

PTQ1.61: Push the Real Limit of Extremely Low-Bit Post-Training Quantization Methods for Large Language Models

Jiaqi Zhao, Miao Zhang, Ming Wang +5

Large Language Models (LLMs) suffer severe performance degradation when facing extremely low-bit (sub 2-bit) quantization. Several existing sub 2-bit post-training quantization (PT…

cs.LG2025

Benchmarking Post-Training Quantization in LLMs: Comprehensive Taxonomy, Unified Evaluation, and Comparative Analysis

Jiaqi Zhao, Ming Wang, Miao Zhang +5

Post-training Quantization (PTQ) technique has been extensively adopted for large language models (LLMs) compression owing to its efficiency and low resource requirement. However,…

cs.SD2024

Temporal-Frequency State Space Duality: An Efficient Paradigm for Speech Emotion Recognition

Jiaqi Zhao, Fei Wang, Kun Li +4

Speech Emotion Recognition (SER) plays a critical role in enhancing user experience within human-computer interaction. However, existing methods are overwhelmed by temporal domain…