# Angle Estimation for Knee Joint Movement Based on PCA-RELM Algorithm

> Research article (Symmetry, 2020) · cited 29× · AI/ML

**Wikidata**: [openalex:W3000118527](https://www.wikidata.org/wiki/openalex:W3000118527)  
**Source**: https://4ort.xyz/entity/angle-estimation-for-knee-joint-movement-based-on-pca-relm-algorithm