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Real-time electric field estimation in transcranial magnetic stimulation using deep learning and magnetic resonance imaging
Guoping Xu1,2, Yogesh Rathi2,3, Joan A Camprodon3,4, and Lipeng Ning2,3
1Wuhan Institute of Technology, Wuhan, China, 2Brigham and Women's Hospital, Boston, MA, United States, 3Harvard Medical School, Boston, MA, United States, 4Massachusetts General Hospital, Boston, MA, United States
We proposed a deep-neural-network based approach for real-time prediction of TMS-evoked E-field using subject specific MRI. The predicted E-field is similar to the result estimated using finite element methods.
Fig. 2: The magnitude [V/m] of E-field from VCM (the first column) and the proposed method (the middle column), and the absolute difference between VCM and the proposed method (the last column).
Fig. 3: Evaluation results on brain surface: (a) target overlapping coefficient, (b) E-field peak distance, (c) E-filed correlation coefficient, (d) maximum absolute error.