PEIP (version 1.7)

gcv_function: gcv func

Description

Auxiliary routine for GCV calculations

Usage

gcv_function(alpha, gamma2, beta)

Arguments

alpha

parameter

gamma2

square of the gamma from the gsvd

beta

projected data to fit

Value

• vector, g - || Gm_(alpha,L) - d ||^2 / (Tr(I - GG#)^2

References

Aster, R.C., C.H. Thurber, and B. Borchers, Parameter Estimation and Inverse Problems, Elsevier Academic Press, Amsterdam, 2005.