Open access
Jul 2026
An optimized method for few-shot cross-domain bearing fault diagnosis based on intraclass relationship enhancement
MAML is enhanced by incorporating a Sample Relationship Exploration module that learns intra-class similarity to improve class separability and replaces the fixed inner-loop update scheme in MAML with a trapezoidal gradient descent scheduler that adapts the number of inner-loop update steps across training.
Zhigang Chen, HaSitieer MaDetihan, Zhihao Zhang et al.
· Engineering Research Express · 0 citations