Demagnetization Fault Diagnosis Method for Permanent Magnet Synchronous Motors Based on Random Forest Algorithm - Chen, Xinyu; Luo, Jian; Li, Guanglin; Jin, Zhihui; Fang, Chao; Zhang, Chunwei (2026 5th International Conference on Electronics Technology and Artificial Intelligence (ETAI), Electronics Technology and Artificial Intelligence (ETAI), 2026 5th International Conference on, 2026)