# Classification of Metal Handwritten Digits Based on Microwave Diffractive Deep Neural Network

> Research article (Advanced Optical Materials, 2023) · cited 23× · AI/ML

**Wikidata**: [openalex:W4388180075](https://www.wikidata.org/wiki/openalex:W4388180075)  
**Source**: https://4ort.xyz/entity/classification-of-metal-handwritten-digits-based-on-microwave-diffractive-deep-neural-network