# Multivariable PID controller design tuning using bat algorithm for activated sludge process

> Research article (IOP Conference Series Materials Science and Engineering, 2018) · cited 12× · AI/ML

**Wikidata**: [openalex:W2795586749](https://www.wikidata.org/wiki/openalex:W2795586749)  
**Source**: https://4ort.xyz/entity/multivariable-pid-controller-design-tuning-using-bat-algorithm-for-activated-sludge-process