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Chapter 3 Random Vectors and Multivariate Normal …
sites.pitt.eduΣ = AAT (Cholesky decomposition). Then, by definition of multivariate normal distribution, X= AZ+μ, where Z is a random sample from a N(0,1) distribution. Now, Chapter 3 95. BIOS 2083 Linear Models Abdus S. Wahed 0 5 10 15 20 0 0.02 0.04 …
Cholesky decomposition
www.ucg.ac.meCholesky decomposition In linear algebra, the Cholesky decomposition or Cholesky factorization is a decomposition of a Hermitian, positive-definite matrix into the product of a lower triangular matrix and its conjugate transpose, which is useful for efficient numerical solutions, e.g. Monte Carlo simulations.