Beyond Feature Importance: Feature Interactions in Predicting Post-Stroke Rigidity with Graph Explainable AI. - Jiawei Xu 006; Yonggeon Lee; Anthony Elkommos Youssef; Eunjin Yun; Tinglin Huang; Tianjian Guo; Hamidreza Saber; Rex Ying; Ying Ding 001 (CoRR, 2025)