# Adaptive Metro Service Schedule and Train Composition With a Proximal Policy Optimization Approach Based on Deep Reinforcement Learning

> Research article (IEEE Transactions on Intelligent Transportation Systems, 2021) · cited 68× · AI/ML

**Wikidata**: [openalex:W3136740735](https://www.wikidata.org/wiki/openalex:W3136740735)  
**Source**: https://4ort.xyz/entity/adaptive-metro-service-schedule-and-train-composition-with-a-proximal-policy-optimization-approach-based-on-deep-reinfor