# Quantitative recognition of electrical parameters of transformer oil based on nondestructive ultrasound and the combined KPCA-WOA-Elman neural network

> Research article (Sensors and Actuators A Physical, 2023) · cited 12× · AI/ML

**Wikidata**: [openalex:W4387890125](https://www.wikidata.org/wiki/openalex:W4387890125)  
**Source**: https://4ort.xyz/entity/quantitative-recognition-of-electrical-parameters-of-transformer-oil-based-on-nondestructive-ultrasound-and-the-combined