Media type: E-Article Title: Estimation accuracy of covariance matrices when their eigenvalues are almost duplicated Contributor: Shimomura, Kantaro; Ikeda, Kazushi imprint: Now Publishers, 2018 Published in: APSIPA Transactions on Signal and Information Processing Language: English DOI: 10.1017/atsip.2018.22 ISSN: 2048-7703 Keywords: Information Systems ; Signal Processing Origination: Footnote: Access State: Open Access