# Quaternionic multistate Hopfield neural network with extended projection rule

> Research article (Artificial Life and Robotics, 2015) · cited 59× · AI/ML

**Wikidata**: [openalex:W2301703807](https://www.wikidata.org/wiki/openalex:W2301703807)  
**Source**: https://4ort.xyz/entity/quaternionic-multistate-hopfield-neural-network-with-extended-projection-rule