# A machine learning approximation of the 2015 Portuguese high school student grades: A hybrid approach

> Research article (Education and Information Technologies, 2020) · cited 80× · AI/ML

**Wikidata**: [openalex:W3083548488](https://www.wikidata.org/wiki/openalex:W3083548488)  
**Source**: https://4ort.xyz/entity/a-machine-learning-approximation-of-the-2015-portuguese-high-school-student-grades-a-hybrid-approach