collaborators

8 papers

cs.CL2026

TextCloak: Thwarting Unauthorized LLM Exploitation via RL-Driven Unlearnable Text

Chengshuai Zhao, Pingchuan Ma, Dawei Li +4

The rapid development of Large Language Models (LLMs) has led to significant advances across a wide range of language tasks, while simultaneously raising growing concerns about una…

cs.AI2026

Is Chain-of-Thought Reasoning of LLMs a Mirage? A Data Distribution Lens

Chengshuai Zhao, Zhen Tan, Pingchuan Ma +5

Chain-of-Thought (CoT) prompting has been shown to be effective in eliciting structured reasoning (i.e., CoT reasoning) from large language models (LLMs). Regardless of its popular…

cs.LG2025

CAMO: Causality-Guided Adversarial Multimodal Domain Generalization for Crisis Classification

Pingchuan Ma, Chengshuai Zhao, Bohan Jiang +5

Crisis classification in social media aims to extract actionable disaster-related information from multimodal posts, which is a crucial task for enhancing situational awareness and…

cs.AI2025

Who's Your Judge? On the Detectability of LLM-Generated Judgments

Dawei Li, Zhen Tan, Chengshuai Zhao +6

Large Language Model (LLM)-based judgments leverage powerful LLMs to efficiently evaluate candidate content and provide judgment scores. However, the inherent biases and vulnerabil…

cs.ET2025

Toward Intelligent Electronic-Photonic Design Automation for Large-Scale Photonic Integrated Circuits: from Device Inverse Design to Physical Layout Generation

Hongjian Zhou, Pingchuan Ma, Jiaqi Gu

Photonic Integrated Circuits (PICs) offer tremendous advantages in bandwidth, parallelism, and energy efficiency, making them essential for emerging applications in artificial inte…

cs.CV2025

SparseC-AFM: a deep learning method for fast and accurate characterization of MoS with C-AFM

Levi Harris, Md Jayed Hossain, Mufan Qiu +6

The increasing use of two-dimensional (2D) materials in nanoelectronics demands robust metrology techniques for electrical characterization, especially for large-scale production.…