# Gas turbine engine prognostics using Bayesian hierarchical models: A variational approach

> Research article (Mechanical Systems and Signal Processing, 2015) · cited 84× · AI/ML

**Wikidata**: [openalex:W1832699581](https://www.wikidata.org/wiki/openalex:W1832699581)  
**Source**: https://4ort.xyz/entity/gas-turbine-engine-prognostics-using-bayesian-hierarchical-models-a-variational-approach