Multi-scale boundary-enhanced adversarial domain adaptation network: A unified information-aware framework for cross-domain fault diagnosis

Yuanjie Jiang, Yuhang Zhang, Xi Wang, Zhenghong Wu, School of Information Engineering, an University, Business Division, Investment Co, School of Construction Machinery, an University, School of Mechatronics and Vehicle Engineering, East China Jiaotong University

Journal of Vibration and Control

Published online on March 31, 2026

Abstract

Journal of Vibration and Control, Ahead of Print.
Effective fault diagnosis across different operating conditions is hindered by domain shift, and class imbalance. Existing adversarial domain adaptation methods often struggle with three key issues: insufficient feature learning from multi-resolution ...