# Design of quaternion-valued second-order Volterra adaptive filters for nonlinear 3-D and 4-D signals

> Research article (Signal Processing, 2020) · cited 21× · AI/ML

**Wikidata**: [openalex:W3017988012](https://www.wikidata.org/wiki/openalex:W3017988012)  
**Source**: https://4ort.xyz/entity/design-of-quaternion-valued-second-order-volterra-adaptive-filters-for-nonlinear-3-d-and-4-d-signals