Abstract: This paper proposes a covariance matrix completion based algorithm for underdetermined direction of arrival (DOA) estimation in the presence of unknown nonuniform noise using nested sparse ...
Abstract: Inferring the covariance matrix of multivariate data is of great interest in statistics, finance, and data science. It is often carried out via the maximum likelihood estimation (MLE) ...
Martin Grelis has died at the age of 57. The Matrix actor's passing was confirmed on Tuesday (16.12.25) by his talent agency Sophie Jermyn Management, but no details of the cause of his death have ...
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