The Complete SPRLIB & ANNLIB

calc_marq_step

- calculate a Marquardt step (LOCAL)

SYNOPSIS

int calc_marq_step (grad, labda)

ARGUMENTS

double *grad Vector holding all the gradient values. On exit the calculated step is returned in this vector.
double lambda Parameter lambda, used in the Marquard-minimization method.

RETURNS

TRUE if an error was detected, FALSE if no error was detected.

FUNCTION

This function calculates the Marquardt step for a given MSE gradient vector and lambda parameter.

SEE ALSO

learn_marquardt_ffnet, marq_grad_output, marq_grad_mse, marq_grad_net, marq_grad_unit

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