# A comparison of quaternion neural network backpropagation algorithms

> Research article (Expert Systems with Applications, 2023) · cited 13× · AI/ML

**Wikidata**: [openalex:W4381950882](https://www.wikidata.org/wiki/openalex:W4381950882)  
**Source**: https://4ort.xyz/entity/a-comparison-of-quaternion-neural-network-backpropagation-algorithms