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Searched
full:sgnorm
(Results
1 - 1
of
1
) sorted by null
/external/eigen/unsupported/Eigen/src/NonLinearOptimization/
dogleg.h
19
Scalar
sgnorm
;
local
62
sgnorm
= 0.;
80
sgnorm
= gnorm / temp / temp;
84
if (
sgnorm
>= delta)
91
temp = bnorm / gnorm * (bnorm / qnorm) * (
sgnorm
/ delta);
92
temp = temp - delta / qnorm * abs2(
sgnorm
/ delta) + sqrt(abs2(temp - delta / qnorm) + (1.-abs2(delta / qnorm)) * (1.-abs2(
sgnorm
/ delta)));
93
alpha = delta / qnorm * (1. - abs2(
sgnorm
/ delta)) / temp;
98
temp = (1.-alpha) * (std::min)(
sgnorm
,delta);
Completed in 502 milliseconds