delta.K | R Documentation |
Give the gradient for a diagnoal matrix (K) w.r.t. its diagonal elements.
delta.K(diag.K, power)
power |
"scalar". The power for K to obtain the gradient for vec(K^(power)) w.r.t. diag(K)'. |
K |
"matrix". The diagonal matrix. p-by-p |
Details
"matrix". The gradient, pp-by-p
First version: Sat Nov 06 16:31:01 CET 2010 Current: Mon Jan 10 18:02:02 CET 2011
Feng Li, Department of Statistics, Stockholm University, Sweden.
The notes.
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