# A Variational Stacked Autoencoder with Harmony Search Optimizer for Valve Train Fault Diagnosis of Diesel Engine

> Research article (Sensors, 2019) · cited 29× · AI/ML

**Wikidata**: [openalex:W2997651257](https://www.wikidata.org/wiki/openalex:W2997651257)  
**Source**: https://4ort.xyz/entity/a-variational-stacked-autoencoder-with-harmony-search-optimizer-for-valve-train-fault-diagnosis-of-diesel-engine