activity
20232026
most citedCoGrader: Transforming Instructors' Assessment of Project Reports through Collaborative LLM Integration

3 citations · 6 across the 17 of their papers we have counts for

collaborators

18 papers

cs.CL2026

When Users Change Their Minds: Measuring and Repairing Intent Drift in LLM Agents

Yanjie Zhang, Bowen Cao, Zixin Chen +1

LLM agents often operate over multi-turn interactions in which user intent changes before execution. We study intent drift: the failure mode in which superseded parts of the user's…

cs.AI2026

TACT: Taxonomy-Aligned Post-Training for Pedagogically Adaptive English Tutoring

Dongjie Yang, Siyan Lin, Leixian Shen +3

Large language models (LLMs) are increasingly used to provide conversational practice for English-as-a-second-language (ESL) learners. Effective ESL tutoring, however, requires mor…

cs.CL2026

AutoSupervision: Closing the Feedback Loop in Scientific Workflows with Grounded Revision Verification

Haobo Li, Eunseo Jung, Wenxiao Zhao +8

Recent advances in large language models (LLMs) have enabled AI systems to assist scientific research and peer review. However, an essential capability for reliable AI-assisted sci…

cs.HC2026

Informal Learning Emerges in Everyday Human-LLM Interaction

Zixin Chen, Haotian Li, Ziang Xiao +2

As LLMs become increasingly capable of completing tasks for users, a central concern is that everyday AI use may become primarily cognitive offloading, eroding the opportunities th…

cs.CL2026

WildTrace: Benchmarking Natural Evidence Trails in Long-Context Reasoning

Zixin Chen, Peng Liu, Haobo Li +7

Answering complex questions over long documents frequently requires integrating evidence that the source itself disperses naturally across distant passages. In an incident report,…

cs.AI2026

Are Agents Ready to Teach? A Multi-Stage Benchmark for Real-World Teaching Workflows

Zixin Chen, Peng Liu, Rui Sheng +6

Language agents are increasingly deployed in professional workflows, yet tutoring remains a high-stakes capability that existing evaluations only partially capture. Effective tutor…

cs.AI2026

Does Theory of Mind Improvement Really Benefit Human-AI Interactions? Empirical Findings from Interactive Evaluations

Nanxu Gong, Zixin Chen, Haotian Li +5

Improving the Theory of Mind (ToM) capability of Large Language Models (LLMs) is crucial for effective social interactions between these AI models and humans. However, the existing…

cs.CL2026

VeriLLMed: Interactive Visual Debugging of Medical Large Language Models with Knowledge Graphs

Yurui Xiang, Xingyi Mao, Rui Sheng +7

Large language models (LLMs) show promise in medical diagnosis, but real-world deployment remains challenging due to high-stakes clinical decisions and imperfect reasoning reliabil…

cs.HC2026

From Passive Consumption to Active Interaction: Exploring Interactive LLM Scaffolding to Support Learning Engagement

Zixin Chen, Haotian Li, Zhe Liu +2

Large Language Models (LLMs) are increasingly used as learning companions, providing scaffolded explanations, hints, or step-by-step guidance. However, in current LLM-based learnin…

cs.CV2026

Navigating the Mirage: A Dual-Path Agentic Framework for Robust Misleading Chart Question Answering

Yanjie Zhang, Yafei Li, Rui Sheng +5

Despite the success of Vision-Language Models (VLMs), misleading charts remain a significant challenge due to their deceptive visual structures and distorted data representations.…

cs.HC2026

VizQStudio: Iterative Visualization Literacy MCQs Design with Simulated Students

Zixin Chen, Yuhang Zeng, Sicheng Song +4

Multiple-choice questions (MCQs) are a widely used educational tool, particularly in domains such as visualization literacy that require broad conceptual coverage and support diver…

cs.HC2026★ 2 cited

DiLLS: Interactive Diagnosis of LLM-based Multi-agent Systems via Layered Summary of Agent Behaviors

Rui Sheng, Yukun Yang, Chuhan Shi +4

Large language model (LLM)-based multi-agent systems have demonstrated impressive capabilities in handling complex tasks. However, the complexity of agentic behaviors makes these s…

cs.CV2025

VizDefender: Unmasking Visualization Tampering through Proactive Localization and Intent Inference

Sicheng Song, Yanjie Zhang, Zixin Chen +3

The integrity of data visualizations is increasingly threatened by image editing techniques that enable subtle yet deceptive tampering. Through a formative study, we define this ch…

cs.HC2025

CellScout: Visual Analytics for Mining Biomarkers in Cell State Discovery

Rui Sheng, Zelin Zang, Jiachen Wang +5

Cell state discovery is crucial for understanding biological systems and enhancing medical outcomes. A key aspect of this process is identifying distinct biomarkers that define spe…

cs.HC2025★ 3 cited

CoGrader: Transforming Instructors' Assessment of Project Reports through Collaborative LLM Integration

Zixin Chen, Jiachen Wang, Yumeng Li +4

Grading project reports are increasingly significant in today's educational landscape, where they serve as key assessments of students' comprehensive problem-solving abilities. How…

cs.LG2025

PIPE: Physics-Informed Position Encoding for Alignment of Satellite Images and Time Series

Haobo Li, Eunseo Jung, Zixin Chen +4

Multimodal time series forecasting is foundational in various fields, such as utilizing satellite imagery and numerical data for predicting typhoons in climate science. However, ex…

cs.HC2024

StuGPTViz: A Visual Analytics Approach to Understand Student-ChatGPT Interactions

Zixin Chen, Jiachen Wang, Meng Xia +4

The integration of Large Language Models (LLMs), especially ChatGPT, into education is poised to revolutionize students' learning experiences by introducing innovative conversation…

cs.HC2023★ 1 cited

Towards an Exploratory Visual Analytics System for Griefer Identification in MOBA Games

Zixin Chen, Shiyi Liu, Zhihua Jin +5

Multiplayer Online Battle Arenas (MOBAs) have gained a significant player base worldwide, generating over two billion US dollars in annual game revenue. However, the presence of gr…