collaborators

7 papers

cs.AI2025

GeoLaux: A Benchmark for Evaluating MLLMs' Geometry Performance on Long-Step Problems Requiring Auxiliary Lines

Yumeng Fu, Jiayin Zhu, Lingling Zhang +5

Geometry problem solving (GPS) poses significant challenges for Multimodal Large Language Models (MLLMs) in diagram comprehension, knowledge application, long-step reasoning, and a…

cs.CV2025

ChartSketcher: Reasoning with Multimodal Feedback and Reflection for Chart Understanding

Muye Huang, Lingling Zhang, Jie Ma +6

Charts are high-density visualization carriers for complex data, serving as a crucial medium for information extraction and analysis. Automated chart understanding poses significan…

cs.CV2024

Diagram-Driven Course Questions Generation

Xinyu Zhang, Lingling Zhang, Yanrui Wu +6

Visual Question Generation (VQG) research focuses predominantly on natural images while neglecting the diagram, which is a critical component in educational materials. To meet the…

cs.CV2024

GoT-CQA: Graph-of-Thought Guided Compositional Reasoning for Chart Question Answering

Lingling Zhang, Muye Huang, QianYing Wang +3

Chart Question Answering (CQA) aims at answering questions based on the visual chart content, which plays an important role in chart sumarization, business data analysis, and data…

cs.CV2024

VProChart: Answering Chart Question through Visual Perception Alignment Agent and Programmatic Solution Reasoning

Muye Huang, Lingling Zhang, Lai Han +3

Charts are widely used for data visualization across various fields, including education, research, and business. Chart Question Answering (CQA) is an emerging task focused on the…

cs.CV2024

EvoChart: A Benchmark and a Self-Training Approach Towards Real-World Chart Understanding

Muye Huang, Han Lai, Xinyu Zhang +4

Chart understanding enables automated data analysis for humans, which requires models to achieve highly accurate visual comprehension. While existing Visual Language Models (VLMs)…

cs.CL2024

Learning from Semi-Factuals: A Debiased and Semantic-Aware Framework for Generalized Relation Discovery

Jiaxin Wang, Lingling Zhang, Jun Liu +2

We introduce a novel task, called Generalized Relation Discovery (GRD), for open-world relation extraction. GRD aims to identify unlabeled instances in existing pre-defined relatio…