# Application of machine learning to investigate heterogeneity in users’ perception of intercity train service quality in developing countries

> Research article (Case Studies on Transport Policy, 2021) · cited 25× · AI/ML

**Wikidata**: [openalex:W4200222885](https://www.wikidata.org/wiki/openalex:W4200222885)  
**Source**: https://4ort.xyz/entity/application-of-machine-learning-to-investigate-heterogeneity-in-users-perception-of-intercity-train-service-quality-in-d