# Material Classification based on Non-contact Ultrasonic Echo Signal Using Deep Learning Approach

> Research article (Procedia Computer Science, 2024) · cited 15× · AI/ML

**Wikidata**: [openalex:W4399199175](https://www.wikidata.org/wiki/openalex:W4399199175)  
**Source**: https://4ort.xyz/entity/material-classification-based-on-non-contact-ultrasonic-echo-signal-using-deep-learning-approach