# Patterns with Equal Values in Permutation Entropy: Do They Really Matter for Biosignal Classification?

> Research article (Complexity, 2018) · cited 53× · AI/ML

**Wikidata**: [openalex:W2885415588](https://www.wikidata.org/wiki/openalex:W2885415588)  
**Source**: https://4ort.xyz/entity/patterns-with-equal-values-in-permutation-entropy-do-they-really-matter-for-biosignal-classification