# Smartphone-based Mental State Estimation: A Survey from a Machine Learning Perspective

> Research article (Journal of Information Processing, 2020) · cited 11× · AI/ML

**Wikidata**: [openalex:W3000385504](https://www.wikidata.org/wiki/openalex:W3000385504)  
**Source**: https://4ort.xyz/entity/smartphone-based-mental-state-estimation-a-survey-from-a-machine-learning-perspective