# What Classroom Audio Tells About Teaching: A Cost-effective Approach for Detection of Teaching Practices Using Spectral Audio Features

> Research article (LAK21: 11th International Learning Analytics and Knowledge Conference, 2021) · cited 21× · AI/ML

**Wikidata**: [openalex:W3149547750](https://www.wikidata.org/wiki/openalex:W3149547750)  
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