collaborators

9 papers

cs.RO2025

Driving Through Uncertainty: Risk-Averse Control with LLM Commonsense for Autonomous Driving under Perception Deficits

Yuting Hu, Chenhui Xu, Ruiyang Qin +4

Partial perception deficits can compromise autonomous vehicle safety by disrupting environmental understanding. Existing protocols typically default to entirely risk-avoidant actio…

cs.LG2025

FP64 is All You Need: Rethinking Failure Modes in Physics-Informed Neural Networks

Chenhui Xu, Dancheng Liu, Amir Nassereldine +1

Physics Informed Neural Networks (PINNs) often exhibit failure modes in which the PDE residual loss converges while the solution error stays large, a phenomenon traditionally blame…

cs.CL2025

Towards Pretraining Robust ASR Foundation Model with Acoustic-Aware Data Augmentation

Dancheng Liu, Amir Nassereldine, Chenhui Xu +1

Whisper's robust performance in automatic speech recognition (ASR) is often attributed to its massive 680k-hour training set, an impractical scale for most researchers. In this wor…

cs.AI2025

Towards Understanding Multi-Round Large Language Model Reasoning: Approximability, Learnability and Generalizability

Chenhui Xu, Dancheng Liu, Jiajie Li +3

Recent advancements in cognitive science and multi-round reasoning techniques for Large Language Models (LLMs) suggest that iterative thinking processes improve problem-solving per…

cs.CL2024

Large Language Models have Intrinsic Self-Correction Ability

Dancheng Liu, Amir Nassereldine, Ziming Yang +8

Large language models (LLMs) have attracted significant attention for their exceptional abilities in various natural language processing tasks, but they suffer from hallucinations…

cs.CL2024

PI-Whisper: Designing an Adaptive and Incremental Automatic Speech Recognition System for Edge Devices

Amir Nassereldine, Dancheng Liu, Chenhui Xu +3

Edge-based automatic speech recognition (ASR) technologies are increasingly prevalent in the development of intelligent and personalized assistants. However, resource-constrained A…