Results 111 to 120 of about 296,448 (209)

A note on testing the covariance matrix for large dimension [PDF]

open access: yes
We consider the problem of testing hypotheses regarding the covariance matrix of multivariate normal data, if the sample size s and dimension n satisfy lim [n,s→∞] n/s = y. Recently, several tests have been proposed in the case, where the sample size and
Dette, Holger, Birke, Melanie
core  

Local genetic covariance analysis with lipid traits identifies novel loci for early-onset Alzheimer's Disease. [PDF]

open access: yesPLoS Genet
Ray NR   +13 more
europepmc   +1 more source

Pain Severity During Hysteroscopy by GUBBINI System in Local Anesthesia: Covariance Analysis of Treatment and Effects, Including Patient Emotional State. [PDF]

open access: yesJ Clin Med
Chmaj-Wierzchowska K   +9 more
europepmc   +1 more source

Orthogonal Methods for Generating Large Positive Semi-Definite Covariance Matrices [PDF]

open access: yes
It is a common problem in risk management today that risk measures and pricing models are being applied to a very large set of scenarios based on movements in all possible risk factors.
Carol Alexander
core  

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