This is a preview. Log in through your library . Abstract In this paper we consider estimating the rank of an unknown symmetric matrix based on a symmetric, asymptotically normal estimator of the ...

This is a preview. Log in through your library . Abstract A conjecture is made for the expected value of the jth elementary symmetric function (ESF) of the roots of a noncentral Wishart matrix with ...

Abstract: In recent years, nonnegative matrix factorization (NMF) attracts much attention in machine learning and signal processing fields due to its interpretability of data in a low dimensional ...