# A Sound-Based Fault Diagnosis Method for Railway Point Machines Based on Two-Stage Feature Selection Strategy and Ensemble Classifier

> Research article (IEEE Transactions on Intelligent Transportation Systems, 2021) · cited 223× · AI/ML

**Wikidata**: [openalex:W3201115733](https://www.wikidata.org/wiki/openalex:W3201115733)  
**Source**: https://4ort.xyz/entity/a-sound-based-fault-diagnosis-method-for-railway-point-machines-based-on-two-stage-feature-selection-strategy-and-ensemb