Automatic Identification and Suppression of Metal Artifacts in Multichannel OPM-MCG Data Based on Second-Order Blind Identification Method - Wang, Ruonan; Wang, Fulong; Yang, Yanfei; Zhao, Ruochen; Ma, Yujie; Ding, Jin; Jia, Le; Gong, Yumei; Xu, Dong; Liang, Xiaoyu; Ning, Xiaolin (IEEE transactions on instrumentation and measurement, 2025)
Keywords: Algorithms; Covariance matrices; Dental metallic artifacts; Dentistry; Extremely low frequencies; Identification methods; Independent component analysis; Interference; Magnetic separation; Magnetic shielding; Magnetocardiography; magnetocardiography (MCG); Metals; optically pumped magnetometers (OPMs); P waves; second-order blind identification (SOBI) algorithm; Sensor arrays; Time-frequency analysis; Training; Vectors; Waveforms