In this paper, we obtain a formula for the derivative of a determinant with respect to an eigenvalue in the modified Cholesky decomposition of a symmetric matrix, a characteristic example of a direct ...

Department of Mathematics and Computer Science, Eastern Connecticut State University, Willimantic, USA. Department of Mathematics, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana.

Abstract: This chapter deals with skew Hadamard, amicable, and symmetric matrices. Amicable orthogonal designs have flowered from the concept of amicable Hadamard matrices. The chapter examines skew ...

This project implements a clustering algorithm based on Symmetric Non-negative Matrix Factorization (SymNMF) and compares its performance with K-means clustering. The algorithm applies to multiple ...

Journal of the Royal Statistical Society. Series C (Applied Statistics) When sample units are plotted against orthogonal principal axes in a components analysis, the concept of (Euclidean) distance ...