Optimized variational mode decomposition algorithm based on adaptive thresholding method and improved whale optimization algorithm for denoising magnetocardiography signal. - Mingyuan Chen; Qiaorui Cheng; Xie Feng; Kaiming Zhao; Yafeng Zhou; Biao Xing; Sujin Tang; Ruiqi Wang; Junping Duan; Jiayun Wang; Binzhen Zhang (Biomed. Signal Process. Control., 2024)