# Classification of faults in grid-connected photovoltaic system based on wavelet packet transform and an equilibrium optimization algorithm-extreme learning machine

> Research article (Measurement, 2022) · cited 32× · AI/ML

**Wikidata**: [openalex:W4280630801](https://www.wikidata.org/wiki/openalex:W4280630801)  
**Source**: https://4ort.xyz/entity/classification-of-faults-in-grid-connected-photovoltaic-system-based-on-wavelet-packet-transform-and-an-equilibrium-opti