# Reduce Calibration Time in Motor Imagery Using Spatially Regularized Symmetric Positives-Definite Matrices Based Classification

> Research article (Sensors, 2019) · cited 53× · AI/ML

**Wikidata**: [openalex:W2910206545](https://www.wikidata.org/wiki/openalex:W2910206545)  
**Source**: https://4ort.xyz/entity/reduce-calibration-time-in-motor-imagery-using-spatially-regularized-symmetric-positives-definite-matrices-based-classif