collaborators

7 papers

cs.AI2026

ChartAnno: Evaluating MLLMs for Chart Annotation Generation

Zhenghan Chen, Zekai Shao, Lidan Tan +10

Multimodal large language models (MLLMs) have made significant progress in chart understanding, generation, and editing, but their ability to annotate existing charts remains under…

cs.CL2026

ChartFI: Benchmarking Faithfulness and Insightfulness of Chart Descriptions from Multimodal Large Language Models

Fen Wang, Zekai Shao, Qiman Kang +5

Chart descriptions are essential for accessibility, cross-modal retrieval, and assisting readers in extracting insights from complex visualizations. As multimodal large language mo…

cs.HC2026

NotebookRAG: Retrieving Multiple Notebooks to Augment the Generation of EDA Notebooks for Crowd-Wisdom

Yi Shan, Yixuan He, Zekai Shao +2

High-quality exploratory data analysis (EDA) is essential in the data science pipeline, but remains highly dependent on analysts' expertise and effort. While recent LLM-based appro…

cs.HC2025

Do Language Model Agents Align with Humans in Rating Visualizations? An Empirical Study

Zekai Shao, Yi Shan, Yixuan He +6

Large language models encode knowledge in various domains and demonstrate the ability to understand visualizations. They may also capture visualization design knowledge and potenti…

cs.HC2025

Unlocking Scientific Concepts: How Effective Are LLM-Generated Analogies for Student Understanding and Classroom Practice?

Zekai Shao, Siyu Yuan, Lin Gao +3

Teaching scientific concepts is essential but challenging, and analogies help students connect new concepts to familiar ideas. Advancements in large language models (LLMs) enable g…

cs.CL2025

ChartInsighter: An Approach for Mitigating Hallucination in Time-series Chart Summary Generation with A Benchmark Dataset

Fen Wang, Bomiao Wang, Xueli Shu +4

Effective chart summary can significantly reduce the time and effort decision makers spend interpreting charts, enabling precise and efficient communication of data insights. Previ…