Tackling Small Eigen-Gaps: Fine-Grained Eigenvector Estimation and Inference Under Heteroscedastic Noise
IEEE Transactions on Information Theory (2021) - Comments
doi: 10.1109/tit.2021.3111828  issn: 0018-9448  issn: 1557-9654 

Chen Cheng, Yuting Wei, Yuxin Chen