Z. Jiang and M. Wang, “Evaluation and Analysis of Chart Reasoning Accuracy in Multimodal Large Language Models: An Empirical Study on Influencing Factors”, Pinn. Acad. Press Proc. Ser., vol. 3, pp. 43–58, Jul. 2025, Accessed: Jul. 31, 2025. [Online]. Available: http://pinnaclepubs.com/index.php/PAPPS/article/view/173