# Smartphone Transportation Mode Recognition Using a Hierarchical Machine Learning Classifier and Pooled Features From Time and Frequency Domains

> Research article (IEEE Transactions on Intelligent Transportation Systems, 2018) · cited 61× · AI/ML

**Wikidata**: [openalex:W2800811411](https://www.wikidata.org/wiki/openalex:W2800811411)  
**Source**: https://4ort.xyz/entity/smartphone-transportation-mode-recognition-using-a-hierarchical-machine-learning-classifier-and-pooled-features-from-tim