Searched refs:dirder (Results 1 – 3 of 3) sorted by relevance
| /external/eigen/unsupported/Eigen/src/LevenbergMarquardt/ |
| D | LMonestep.h | 27 RealScalar pnorm, xnorm, fnorm1, actred, dirder, prered; in minimizeOneStep() local
120 dirder = -(temp1 + temp2); in minimizeOneStep()
133 temp = RealScalar(.5) * dirder / (dirder + RealScalar(.5) * actred); in minimizeOneStep()
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| /external/eigen/unsupported/Eigen/src/NonLinearOptimization/ |
| D | LevenbergMarquardt.h | 128 Scalar pnorm, xnorm, fnorm1, actred, dirder, prered; variable
303 dirder = -(temp1 + temp2); in minimizeOneStep()
316 temp = Scalar(.5) * dirder / (dirder + Scalar(.5) * actred); in minimizeOneStep()
553 dirder = -(temp1 + temp2); in minimizeOptimumStorageOneStep()
566 temp = Scalar(.5) * dirder / (dirder + Scalar(.5) * actred); in minimizeOptimumStorageOneStep()
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| /external/lmfit/lib/ |
| D | lmmin.c | 128 double actred, dirder, fnorm, fnorm1, gnorm, pnorm, prered, ratio, step, in lmmin() local
411 dirder = -temp1 + temp2; /* scaled directional derivative */ in lmmin()
445 dirder, delta, pnorm, fnorm1); in lmmin()
456 temp = MAX(dirder / (2*dirder + actred), 0.1); in lmmin()
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