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Chunhua Liu

4 accepted papers

2025

CodeReviewQA: The Code Review Comprehension Assessment for Large Language Models

ACL 2025finding

State-of-the-art large language models (LLMs) have demonstrated impressive code generation capabilities but struggle with real-world software engineering tasks, such as revising source code to address code reviews, hindering their practical use. Code review comments are often implicit, ambiguous, an…

Cited by 0SourcePDFScholar
2025

Comparing Moral Values in Western English-speaking societies and LLMs with Word Associations

ACL 2025long

As the impact of large language models increases, understanding the moral values they encode becomes ever more important. Assessing moral values encoded in these models via direct prompting is challenging due to potential leakage of human norms into model training data, and their sensitivity to prom…

2025

Compliant Variable Stiffness Actuator and Robust Interactive Torque Control: Principle Mechanism Design and Experimental Verification

RA-L 2025

The development of Variable Stiffness Actuators (VSAs) represents a promising approach for enhancing intrinsic safety in physical human-robot interaction. This study introduces an innovative VSA design employing an epicyclic-lever mechanism to modulate stiffness through spiral spring preload adjustm

Cited by 0SourceScholar
2024

Development of Variable Transmission Series Elastic Actuator for Hip Exoskeletons

ICRA 2024poster

Series Elastic Actuator-based exoskeleton can offer precise torque control and transparency when interacting with human wearers. Accurate control of SEA-produced torques ensures the wearer’s voluntary motion and supports the implementation of multiple assistive paradigms. In this paper, a novel vari…

Cited by 1SourceScholar