An Effective Two-Stage Clustering Method for Mixing Matrix Estimation in Instantaneous Underdetermined Blind Source Separation and Its Application in Fault Diagnosis - Wang, Jindong; Chen, Xin; Zhao, Haiyang; Li, Yanyang; Yu, Delong (IEEE access, 2021)
Keywords: Algorithms; Blind source separation; Cluster analysis; Clustering; Clustering algorithms; Clustering methods; Estimation; Fault diagnosis; Feature extraction; K-means; mixing matrix estimation; Separation; Signal processing; Signal processing algorithms; sparse component analysis; Sparse matrices; Underdetermined blind source separation