Package | Description |
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org.apache.commons.math3.fitting.leastsquares |
This package provides algorithms that minimize the residuals
between observations and model values.
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Modifier and Type | Method and Description |
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private LevenbergMarquardtOptimizer.InternalData |
LevenbergMarquardtOptimizer.qrDecomposition(RealMatrix jacobian,
int solvedCols)
Decompose a matrix A as A.P = Q.R using Householder transforms.
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Modifier and Type | Method and Description |
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private void |
LevenbergMarquardtOptimizer.determineLMDirection(double[] qy,
double[] diag,
double[] lmDiag,
LevenbergMarquardtOptimizer.InternalData internalData,
int solvedCols,
double[] work,
double[] lmDir)
Solve a*x = b and d*x = 0 in the least squares sense.
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private double |
LevenbergMarquardtOptimizer.determineLMParameter(double[] qy,
double delta,
double[] diag,
LevenbergMarquardtOptimizer.InternalData internalData,
int solvedCols,
double[] work1,
double[] work2,
double[] work3,
double[] lmDir,
double lmPar)
Determines the Levenberg-Marquardt parameter.
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private void |
LevenbergMarquardtOptimizer.qTy(double[] y,
LevenbergMarquardtOptimizer.InternalData internalData)
Compute the product Qt.y for some Q.R.
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