The Effect of Data Augmentation on Classification of Atrial Fibrillation in Short Single-Lead ECG Signals Using Deep Neural Networks - Nejati Hatamian, Faezeh; Ravikumar, Nishant; Vesal, Sulaiman; Kemeth, Felix P.; Struck, Matthias; Maier, Andreas (45th International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2020), 2020)