ARTICLE He_IEEE/ACMTRANS.AUDIOSPEECHLANG.PROCESS._2021/IDIAP Neural Network Adaptation and Data Augmentation for Multi-Speaker Direction-of-Arrival Estimation He, Weipeng Motlicek, Petr Odobez, Jean-Marc IEEE/ACM Transactions on Audio, Speech, and Language Processing 29 1303-1317 2021 https://ieeexplore.ieee.org/document/9357962/ URL 10.1109/TASLP.2021.3060257 doi