collaborators

6 papers

cs.AI2026

BiNSGPS: Geometry Problem Solving via Bidirectional Neuro-Symbolic Interaction

Qi Wang, Peijie Wang, Fei Yin +1

Geometry problem solving poses distinct challenges in artificial intelligence. Existing approaches typically fall into two paradigms: symbolic methods, which exhibit limited adapta…

cs.AI2025

MV-MATH: Evaluating Multimodal Math Reasoning in Multi-Visual Contexts

Peijie Wang, Zhong-Zhi Li, Fei Yin +3

Multimodal Large Language Models (MLLMs) have shown promising capabilities in mathematical reasoning within visual contexts across various datasets. However, most existing multimod…

cs.AI2025

LongDocURL: a Comprehensive Multimodal Long Document Benchmark Integrating Understanding, Reasoning, and Locating

Chao Deng, Jiale Yuan, Pi Bu +8

Large vision language models (LVLMs) have improved the document understanding capabilities remarkably, enabling the handling of complex document elements, longer contexts, and a wi…

cs.CL2025

TL;DR: Too Long, Do Re-weighting for Efficient LLM Reasoning Compression

Zhong-Zhi Li, Xiao Liang, Zihao Tang +11

Large Language Models (LLMs) have recently achieved remarkable progress by leveraging Reinforcement Learning and extended Chain-of-Thought (CoT) techniques. However, the challenge…

cs.CG2025

SOLIDGEO: Measuring Multimodal Spatial Math Reasoning in Solid Geometry

Peijie Wang, Chao Yang, Zhong-Zhi Li +6

Geometry is a fundamental branch of mathematics and plays a crucial role in evaluating the reasoning capabilities of multimodal large language models (MLLMs). However, existing mul…

cs.CV2025

DocSAM: Unified Document Image Segmentation via Query Decomposition and Heterogeneous Mixed Learning

Xiao-Hui Li, Fei Yin, Cheng-Lin Liu

Document image segmentation is crucial for document analysis and recognition but remains challenging due to the diversity of document formats and segmentation tasks. Existing metho…