# Research on knock recognition of coal-based naphtha homogeneous charge compression ignition engine based on combined feature extraction and classification

> Research article (Fuel, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3161803273](https://www.wikidata.org/wiki/openalex:W3161803273)  
**Source**: https://4ort.xyz/entity/research-on-knock-recognition-of-coal-based-naphtha-homogeneous-charge-compression-ignition-engine-based-on-combined-fea