Open access
Aug 2026
A fault diagnosis method for pilot-operated solenoid valves based on CRQA-Stacking integrated learning
A fault diagnosis model for pilot-operated solenoid valves based on cross-recurrence quantification analysis (CRQA) and stacking heterogeneous ensemble learning is proposed, achieving high accuracy and stability in fault diagnosis for sparse and imbalanced fault samples.
J. Pang, Yuanzhong Chen, Jinkun Dai et al.
· Engineering Research Express · 0 citations