http://commons.apache.org/proper/commons-math/: The Apache Commons Math project is a library of lightweight, self-contained mathematics and statistics components addressing the most common practical problems not immediately available in the Java programming language or commons-lang. (The Apache Software Foundation)
  • Eldar Agalarov
  • Tim Allison
  • C. Scott Ananian
  • Mark Anderson
  • Peter Andrews
  • Rémi Arntzen
  • Matt Adereth
  • Jared Becksfort
  • Michael Bjorkegren
  • Brian Bloniarz
  • John Bollinger
  • Cyril Briquet
  • Dave Brosius
  • Dan Checkoway
  • Anders Conbere
  • Charles Cooper
  • Paul Cowan
  • Benjamin Croizet
  • Larry Diamond
  • Aleksei Dievskii
  • Rodrigo di Lorenzo Lopes
  • Hasan Diwan
  • Ted Dunning
  • Ole Ersoy
  • Ajo Fod
  • John Gant
  • Ken Geis
  • Hank Grabowski
  • Bernhard Grünewaldt
  • Elliotte Rusty Harold
  • Dennis Hendriks
  • Reid Hochstedler
  • Matthias Hummel
  • Curtis Jensen
  • Bruce A Johnson
  • Ismael Juma
  • Eugene Kirpichov
  • Oleksandr Kornieiev
  • Piotr Kochanski
  • Sergei Lebedev
  • Bob MacCallum
  • Jake Mannix
  • Benjamin McCann
  • Patrick Meyer
  • J. Lewis Muir
  • Venkatesha Murthy
  • Christopher Nix
  • Fredrik Norin
  • Sean Owen
  • Sujit Pal
  • Todd C. Parnell
  • Andreas Rieger
  • Sébastien Riou
  • Bill Rossi
  • Matthew Rowles
  • Pavel Ryzhov
  • Joni Salonen
  • Michael Saunders
  • Thorsten Schaefer
  • Christopher Schuck
  • Christian Semrau
  • David Stefka
  • Mauro Talevi
  • Radoslav Tsvetkov
  • Kim van der Linde
  • Alexey Volkov
  • Andrew Waterman
  • Jörg Weimar
  • Christian Winter
  • Piotr Wydrych
  • Xiaogang Zhang
  • Chris Popp
  • Mikkel Meyer Andersen
  • Bill Barker
  • Sébastien Brisard
  • Albert Davidson Chou
  • Mark Diggory
  • Robert Burrell Donkin
  • Otmar Ertl
  • Luc Maisonobe
  • Tim O'Brien
  • J. Pietschmann
  • Dimitri Pourbaix
  • Gilles Sadowski
  • Greg Sterijevski
  • Brent Worden
  • Thomas Neidhart
  • Evan Ward 
public class org.apache.commons.math3.optimization.LeastSquaresConverter implements org.apache.commons.math3.analysis.MultivariateFunction
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.commons.math3.optimization.LeastSquaresConverter
  super_class: java.lang.Object
{
  private final org.apache.commons.math3.analysis.MultivariateVectorFunction function;
    descriptor: Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final double[] observations;
    descriptor: [D
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final double[] weights;
    descriptor: [D
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final org.apache.commons.math3.linear.RealMatrix scale;
    descriptor: Lorg/apache/commons/math3/linear/RealMatrix;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(org.apache.commons.math3.analysis.MultivariateVectorFunction, double[]);
    descriptor: (Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;[D)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
        start local 1 // org.apache.commons.math3.analysis.MultivariateVectorFunction function
        start local 2 // double[] observations
         0: .line 75
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 77
            aload 0 /* this */
            aload 1 /* function */
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.function:Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
         2: .line 78
            aload 0 /* this */
            aload 2 /* observations */
            invokevirtual double[].clone:()Ljava/lang/Object;
            checkcast double[]
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.observations:[D
         3: .line 79
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.weights:[D
         4: .line 80
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.scale:Lorg/apache/commons/math3/linear/RealMatrix;
         5: .line 81
            return
        end local 2 // double[] observations
        end local 1 // org.apache.commons.math3.analysis.MultivariateVectorFunction function
        end local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    6     0          this  Lorg/apache/commons/math3/optimization/LeastSquaresConverter;
            0    6     1      function  Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
            0    6     2  observations  [D
    MethodParameters:
              Name  Flags
      function      final
      observations  final

  public void <init>(org.apache.commons.math3.analysis.MultivariateVectorFunction, double[], double[]);
    descriptor: (Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;[D[D)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
        start local 1 // org.apache.commons.math3.analysis.MultivariateVectorFunction function
        start local 2 // double[] observations
        start local 3 // double[] weights
         0: .line 111
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 113
            aload 2 /* observations */
            arraylength
            aload 3 /* weights */
            arraylength
            if_icmpeq 3
         2: .line 114
            new org.apache.commons.math3.exception.DimensionMismatchException
            dup
            aload 2 /* observations */
            arraylength
            aload 3 /* weights */
            arraylength
            invokespecial org.apache.commons.math3.exception.DimensionMismatchException.<init>:(II)V
            athrow
         3: .line 116
      StackMap locals: org.apache.commons.math3.optimization.LeastSquaresConverter org.apache.commons.math3.analysis.MultivariateVectorFunction double[] double[]
      StackMap stack:
            aload 0 /* this */
            aload 1 /* function */
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.function:Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
         4: .line 117
            aload 0 /* this */
            aload 2 /* observations */
            invokevirtual double[].clone:()Ljava/lang/Object;
            checkcast double[]
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.observations:[D
         5: .line 118
            aload 0 /* this */
            aload 3 /* weights */
            invokevirtual double[].clone:()Ljava/lang/Object;
            checkcast double[]
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.weights:[D
         6: .line 119
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.scale:Lorg/apache/commons/math3/linear/RealMatrix;
         7: .line 120
            return
        end local 3 // double[] weights
        end local 2 // double[] observations
        end local 1 // org.apache.commons.math3.analysis.MultivariateVectorFunction function
        end local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    8     0          this  Lorg/apache/commons/math3/optimization/LeastSquaresConverter;
            0    8     1      function  Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
            0    8     2  observations  [D
            0    8     3       weights  [D
    MethodParameters:
              Name  Flags
      function      final
      observations  final
      weights       final

  public void <init>(org.apache.commons.math3.analysis.MultivariateVectorFunction, double[], org.apache.commons.math3.linear.RealMatrix);
    descriptor: (Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;[DLorg/apache/commons/math3/linear/RealMatrix;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
        start local 1 // org.apache.commons.math3.analysis.MultivariateVectorFunction function
        start local 2 // double[] observations
        start local 3 // org.apache.commons.math3.linear.RealMatrix scale
         0: .line 141
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 143
            aload 2 /* observations */
            arraylength
            aload 3 /* scale */
            invokeinterface org.apache.commons.math3.linear.RealMatrix.getColumnDimension:()I
            if_icmpeq 3
         2: .line 144
            new org.apache.commons.math3.exception.DimensionMismatchException
            dup
            aload 2 /* observations */
            arraylength
            aload 3 /* scale */
            invokeinterface org.apache.commons.math3.linear.RealMatrix.getColumnDimension:()I
            invokespecial org.apache.commons.math3.exception.DimensionMismatchException.<init>:(II)V
            athrow
         3: .line 146
      StackMap locals: org.apache.commons.math3.optimization.LeastSquaresConverter org.apache.commons.math3.analysis.MultivariateVectorFunction double[] org.apache.commons.math3.linear.RealMatrix
      StackMap stack:
            aload 0 /* this */
            aload 1 /* function */
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.function:Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
         4: .line 147
            aload 0 /* this */
            aload 2 /* observations */
            invokevirtual double[].clone:()Ljava/lang/Object;
            checkcast double[]
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.observations:[D
         5: .line 148
            aload 0 /* this */
            aconst_null
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.weights:[D
         6: .line 149
            aload 0 /* this */
            aload 3 /* scale */
            invokeinterface org.apache.commons.math3.linear.RealMatrix.copy:()Lorg/apache/commons/math3/linear/RealMatrix;
            putfield org.apache.commons.math3.optimization.LeastSquaresConverter.scale:Lorg/apache/commons/math3/linear/RealMatrix;
         7: .line 150
            return
        end local 3 // org.apache.commons.math3.linear.RealMatrix scale
        end local 2 // double[] observations
        end local 1 // org.apache.commons.math3.analysis.MultivariateVectorFunction function
        end local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    8     0          this  Lorg/apache/commons/math3/optimization/LeastSquaresConverter;
            0    8     1      function  Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
            0    8     2  observations  [D
            0    8     3         scale  Lorg/apache/commons/math3/linear/RealMatrix;
    MethodParameters:
              Name  Flags
      function      final
      observations  final
      scale         final

  public double value(double[]);
    descriptor: ([D)D
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=10, args_size=2
        start local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
        start local 1 // double[] point
         0: .line 155
            aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.function:Lorg/apache/commons/math3/analysis/MultivariateVectorFunction;
            aload 1 /* point */
            invokeinterface org.apache.commons.math3.analysis.MultivariateVectorFunction.value:([D)[D
            astore 2 /* residuals */
        start local 2 // double[] residuals
         1: .line 156
            aload 2 /* residuals */
            arraylength
            aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.observations:[D
            arraylength
            if_icmpeq 3
         2: .line 157
            new org.apache.commons.math3.exception.DimensionMismatchException
            dup
            aload 2 /* residuals */
            arraylength
            aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.observations:[D
            arraylength
            invokespecial org.apache.commons.math3.exception.DimensionMismatchException.<init>:(II)V
            athrow
         3: .line 159
      StackMap locals: double[]
      StackMap stack:
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         4: goto 7
         5: .line 160
      StackMap locals: int
      StackMap stack:
            aload 2 /* residuals */
            iload 3 /* i */
            dup2
            daload
            aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.observations:[D
            iload 3 /* i */
            daload
            dsub
            dastore
         6: .line 159
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
         7: iload 3 /* i */
            aload 2 /* residuals */
            arraylength
            if_icmplt 5
        end local 3 // int i
         8: .line 164
            dconst_0
            dstore 3 /* sumSquares */
        start local 3 // double sumSquares
         9: .line 165
            aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.weights:[D
            ifnull 17
        10: .line 166
            iconst_0
            istore 5 /* i */
        start local 5 // int i
        11: goto 15
        12: .line 167
      StackMap locals: org.apache.commons.math3.optimization.LeastSquaresConverter double[] double[] double int
      StackMap stack:
            aload 2 /* residuals */
            iload 5 /* i */
            daload
            dstore 6 /* ri */
        start local 6 // double ri
        13: .line 168
            dload 3 /* sumSquares */
            aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.weights:[D
            iload 5 /* i */
            daload
            dload 6 /* ri */
            dmul
            dload 6 /* ri */
            dmul
            dadd
            dstore 3 /* sumSquares */
        end local 6 // double ri
        14: .line 166
            iinc 5 /* i */ 1
      StackMap locals:
      StackMap stack:
        15: iload 5 /* i */
            aload 2 /* residuals */
            arraylength
            if_icmplt 12
        end local 5 // int i
        16: .line 170
            goto 29
      StackMap locals:
      StackMap stack:
        17: aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.scale:Lorg/apache/commons/math3/linear/RealMatrix;
            ifnull 24
        18: .line 171
            aload 0 /* this */
            getfield org.apache.commons.math3.optimization.LeastSquaresConverter.scale:Lorg/apache/commons/math3/linear/RealMatrix;
            aload 2 /* residuals */
            invokeinterface org.apache.commons.math3.linear.RealMatrix.operate:([D)[D
            dup
            astore 9
            arraylength
            istore 8
            iconst_0
            istore 7
            goto 22
      StackMap locals: org.apache.commons.math3.optimization.LeastSquaresConverter double[] double[] double top top int int double[]
      StackMap stack:
        19: aload 9
            iload 7
            daload
            dstore 5 /* yi */
        start local 5 // double yi
        20: .line 172
            dload 3 /* sumSquares */
            dload 5 /* yi */
            dload 5 /* yi */
            dmul
            dadd
            dstore 3 /* sumSquares */
        end local 5 // double yi
        21: .line 171
            iinc 7 1
      StackMap locals:
      StackMap stack:
        22: iload 7
            iload 8
            if_icmplt 19
        23: .line 174
            goto 29
        24: .line 175
      StackMap locals: org.apache.commons.math3.optimization.LeastSquaresConverter double[] double[] double
      StackMap stack:
            aload 2 /* residuals */
            dup
            astore 9
            arraylength
            istore 8
            iconst_0
            istore 7
            goto 28
      StackMap locals: org.apache.commons.math3.optimization.LeastSquaresConverter double[] double[] double top top int int double[]
      StackMap stack:
        25: aload 9
            iload 7
            daload
            dstore 5 /* ri */
        start local 5 // double ri
        26: .line 176
            dload 3 /* sumSquares */
            dload 5 /* ri */
            dload 5 /* ri */
            dmul
            dadd
            dstore 3 /* sumSquares */
        end local 5 // double ri
        27: .line 175
            iinc 7 1
      StackMap locals:
      StackMap stack:
        28: iload 7
            iload 8
            if_icmplt 25
        29: .line 180
      StackMap locals: org.apache.commons.math3.optimization.LeastSquaresConverter double[] double[] double
      StackMap stack:
            dload 3 /* sumSquares */
            dreturn
        end local 3 // double sumSquares
        end local 2 // double[] residuals
        end local 1 // double[] point
        end local 0 // org.apache.commons.math3.optimization.LeastSquaresConverter this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   30     0        this  Lorg/apache/commons/math3/optimization/LeastSquaresConverter;
            0   30     1       point  [D
            1   30     2   residuals  [D
            4    8     3           i  I
            9   30     3  sumSquares  D
           11   16     5           i  I
           13   14     6          ri  D
           20   21     5          yi  D
           26   27     5          ri  D
    MethodParameters:
       Name  Flags
      point  final
}
SourceFile: "LeastSquaresConverter.java"
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()