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From er...@apache.org
Subject svn commit: r1243310 - in /commons/proper/math/trunk/src: main/java/org/apache/commons/math/optimization/ main/java/org/apache/commons/math/optimization/direct/ main/java/org/apache/commons/math/optimization/fitting/ main/java/org/apache/commons/math/o...
Date Sun, 12 Feb 2012 20:00:32 GMT
Author: erans
Date: Sun Feb 12 20:00:31 2012
New Revision: 1243310

URL: http://svn.apache.org/viewvc?rev=1243310&view=rev
Log:
MATH-707
Renamed "VectorialPointValuePair" to "PointVectorValuePair" and made it a
subclass of "Pair<double[], double[]>".

Added:
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointVectorValuePair.java
      - copied, changed from r1243186, commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialPointValuePair.java
Removed:
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialPointValuePair.java
Modified:
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorMultiStartOptimizer.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorOptimizer.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointValuePair.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialPointChecker.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialValueChecker.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialConvergenceChecker.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/direct/BaseAbstractMultivariateVectorOptimizer.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/fitting/CurveFitter.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/AbstractLeastSquaresOptimizer.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizer.java
    commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizer.java
    commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/DifferentiableMultivariateVectorMultiStartOptimizerTest.java
    commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizerTest.java
    commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizerTest.java
    commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/MinpackTest.java

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorMultiStartOptimizer.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorMultiStartOptimizer.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorMultiStartOptimizer.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorMultiStartOptimizer.java Sun Feb 12 20:00:31 2012
@@ -53,7 +53,7 @@ public class BaseMultivariateVectorMulti
     /** Random generator for multi-start. */
     private RandomVectorGenerator generator;
     /** Found optima. */
-    private VectorialPointValuePair[] optima;
+    private PointVectorValuePair[] optima;
 
     /**
      * Create a multi-start optimizer from a single-start optimizer.
@@ -110,7 +110,7 @@ public class BaseMultivariateVectorMulti
      * #optimize(int,MultivariateVectorFunction,double[],double[],double[]) optimize} has not been
      * called.
      */
-    public VectorialPointValuePair[] getOptima() {
+    public PointVectorValuePair[] getOptima() {
         if (optima == null) {
             throw new MathIllegalStateException(LocalizedFormats.NO_OPTIMUM_COMPUTED_YET);
         }
@@ -128,19 +128,19 @@ public class BaseMultivariateVectorMulti
     }
 
     /** {@inheritDoc} */
-    public ConvergenceChecker<VectorialPointValuePair> getConvergenceChecker() {
+    public ConvergenceChecker<PointVectorValuePair> getConvergenceChecker() {
         return optimizer.getConvergenceChecker();
     }
 
     /**
      * {@inheritDoc}
      */
-    public VectorialPointValuePair optimize(int maxEval, final FUNC f,
+    public PointVectorValuePair optimize(int maxEval, final FUNC f,
                                             double[] target, double[] weights,
                                             double[] startPoint) {
         maxEvaluations = maxEval;
         RuntimeException lastException = null;
-        optima = new VectorialPointValuePair[starts];
+        optima = new PointVectorValuePair[starts];
         totalEvaluations = 0;
 
         // Multi-start loop.
@@ -179,9 +179,9 @@ public class BaseMultivariateVectorMulti
      */
     private void sortPairs(final double[] target,
                            final double[] weights) {
-        Arrays.sort(optima, new Comparator<VectorialPointValuePair>() {
-                public int compare(final VectorialPointValuePair o1,
-                                   final VectorialPointValuePair o2) {
+        Arrays.sort(optima, new Comparator<PointVectorValuePair>() {
+                public int compare(final PointVectorValuePair o1,
+                                   final PointVectorValuePair o2) {
                     if (o1 == null) {
                         return (o2 == null) ? 0 : 1;
                     } else if (o2 == null) {
@@ -189,7 +189,7 @@ public class BaseMultivariateVectorMulti
                     }
                     return Double.compare(weightedResidual(o1), weightedResidual(o2));
                 }
-                private double weightedResidual(final VectorialPointValuePair pv) {
+                private double weightedResidual(final PointVectorValuePair pv) {
                     final double[] value = pv.getValueRef();
                     double sum = 0;
                     for (int i = 0; i < value.length; ++i) {

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorOptimizer.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorOptimizer.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorOptimizer.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/BaseMultivariateVectorOptimizer.java Sun Feb 12 20:00:31 2012
@@ -33,7 +33,7 @@ import org.apache.commons.math.analysis.
  * @since 3.0
  */
 public interface BaseMultivariateVectorOptimizer<FUNC extends MultivariateVectorFunction>
-    extends BaseOptimizer<VectorialPointValuePair> {
+    extends BaseOptimizer<PointVectorValuePair> {
     /**
      * Optimize an objective function.
      * Optimization is considered to be a weighted least-squares minimization.
@@ -54,6 +54,6 @@ public interface BaseMultivariateVectorO
      * @throws org.apache.commons.math.exception.NullArgumentException if
      * any argument is {@code null}.
      */
-    VectorialPointValuePair optimize(int maxEval, FUNC f, double[] target,
+    PointVectorValuePair optimize(int maxEval, FUNC f, double[] target,
                                      double[] weight, double[] startPoint);
 }

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointValuePair.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointValuePair.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointValuePair.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointValuePair.java Sun Feb 12 20:00:31 2012
@@ -23,6 +23,7 @@ import org.apache.commons.math.util.Pair
  * This class holds a point and the value of an objective function at
  * that point.
  *
+ * @see PointVectorValuePair
  * @see org.apache.commons.math.analysis.MultivariateFunction
  * @version $Id$
  * @since 3.0
@@ -31,8 +32,8 @@ public class PointValuePair extends Pair
     /**
      * Builds a point/objective function value pair.
      *
-     * @param point Point coordinates (this instance will store
-     * a copy of the array, not the array passed as argument).
+     * @param point Point coordinates. This instance will store
+     * a copy of the array, not the array passed as argument.
      * @param value Value of the objective function at the point.
      */
     public PointValuePair(final double[] point,
@@ -63,7 +64,8 @@ public class PointValuePair extends Pair
      * @return a copy of the stored point.
      */
     public double[] getPoint() {
-        return getKey().clone();
+        final double[] p = getKey();
+        return p == null ? null : p.clone();
     }
 
     /**

Copied: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointVectorValuePair.java (from r1243186, commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialPointValuePair.java)
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointVectorValuePair.java?p2=commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointVectorValuePair.java&p1=commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialPointValuePair.java&r1=1243186&r2=1243310&rev=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialPointValuePair.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/PointVectorValuePair.java Sun Feb 12 20:00:31 2012
@@ -17,84 +17,88 @@
 
 package org.apache.commons.math.optimization;
 
-import java.io.Serializable;
+import org.apache.commons.math.util.Pair;
 
 /**
- * This class holds a point and the vectorial value of an objective function at this point.
- * <p>This is a simple immutable container.</p>
+ * This class holds a point and the vectorial value of an objective function at
+ * that point.
+ *
  * @see PointValuePair
  * @see org.apache.commons.math.analysis.MultivariateVectorFunction
  * @version $Id$
- * @since 2.0
+ * @since 3.0
  */
-public class VectorialPointValuePair implements Serializable {
-
-    /** Serializable version identifier. */
-    private static final long serialVersionUID = 1003888396256744753L;
-
-    /** Point coordinates. */
-    private final double[] point;
-
-    /** Vectorial value of the objective function at the point. */
-    private final double[] value;
-
-    /** Build a point/objective function value pair.
-     * @param point point coordinates (the built instance will store
-     * a copy of the array, not the array passed as argument)
-     * @param value value of an objective function at the point
-     */
-    public VectorialPointValuePair(final double[] point, final double[] value) {
-        this.point = (point == null) ? null : point.clone();
-        this.value = (value == null) ? null : value.clone();
-    }
-
-    /** Build a point/objective function value pair.
-     * @param point point coordinates (the built instance will store
-     * a copy of the array, not the array passed as argument)
-     * @param value value of an objective function at the point
-     * @param copyArray if true, the input arrays will be copied, otherwise
-     * they will be referenced
-     */
-    public VectorialPointValuePair(final double[] point, final double[] value,
-                                   final boolean copyArray) {
-        this.point = copyArray ?
-                      ((point == null) ? null : point.clone()) :
-                      point;
-        this.value = copyArray ?
-                      ((value == null) ? null : value.clone()) :
-                      value;
-    }
-
-    /** Get the point.
-     * @return a copy of the stored point
+public class PointVectorValuePair extends Pair<double[], double[]> {
+    /**
+     * Builds a point/objective function value pair.
+     *
+     * @param point Point coordinates. This instance will store
+     * a copy of the array, not the array passed as argument.
+     * @param value Value of the objective function at the point.
+     */
+    public PointVectorValuePair(final double[] point,
+                                final double[] value) {
+        this(point, value, true);
+    }
+
+    /**
+     * Build a point/objective function value pair.
+     *
+     * @param point Point coordinates.
+     * @param value Value of the objective function at the point.
+     * @param copyArray if {@code true}, the input arrays will be copied,
+     * otherwise they will be referenced.
+     */
+    public PointVectorValuePair(final double[] point,
+                                final double[] value,
+                                final boolean copyArray) {
+        super(copyArray ?
+              ((point == null) ? null :
+               point.clone()) :
+              point,
+              copyArray ?
+              ((value == null) ? null :
+               value.clone()) :
+              value);
+    }
+
+    /**
+     * Gets the point.
+     *
+     * @return a copy of the stored point.
      */
     public double[] getPoint() {
-        return (point == null) ? null : point.clone();
+        final double[] p = getKey();
+        return p == null ? null : p.clone();
     }
 
-    /** Get a reference to the point.
-     * <p>This method is provided as a convenience to avoid copying
-     * the array, the elements of the array should <em>not</em> be modified.</p>
-     * @return a reference to the internal array storing the point
+    /**
+     * Gets a reference to the point.
+     *
+     * @return a reference to the internal array storing the point.
      */
     public double[] getPointRef() {
-        return point;
+        return getKey();
     }
 
-    /** Get the value of the objective function.
-     * @return a copy of the stored value of the objective function
+    /**
+     * Gets the value of the objective function.
+     *
+     * @return a copy of the stored value of the objective function.
      */
+    @Override
     public double[] getValue() {
-        return (value == null) ? null : value.clone();
+        final double[] v = super.getValue();
+        return v == null ? null : v.clone();
     }
 
-    /** Get a reference to the value of the objective function.
-     * <p>This method is provided as a convenience to avoid copying
-     * the array, the elements of the array should <em>not</em> be modified.</p>
-     * @return a reference to the internal array storing the value of the objective function
+    /**
+     * Gets a reference to the value of the objective function.
+     *
+     * @return a reference to the internal array storing the value of
+     * the objective function.
      */
     public double[] getValueRef() {
-        return value;
+        return super.getValue();
     }
-
 }

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialPointChecker.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialPointChecker.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialPointChecker.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialPointChecker.java Sun Feb 12 20:00:31 2012
@@ -30,7 +30,7 @@ package org.apache.commons.math.optimiza
  * @since 3.0
  */
 public class SimpleVectorialPointChecker
-    extends AbstractConvergenceChecker<VectorialPointValuePair> {
+    extends AbstractConvergenceChecker<PointVectorValuePair> {
     /**
      * Build an instance with default threshold.
      */
@@ -69,8 +69,8 @@ public class SimpleVectorialPointChecker
      */
     @Override
     public boolean converged(final int iteration,
-                             final VectorialPointValuePair previous,
-                             final VectorialPointValuePair current) {
+                             final PointVectorValuePair previous,
+                             final PointVectorValuePair current) {
         final double[] p = previous.getPointRef();
         final double[] c = current.getPointRef();
         for (int i = 0; i < p.length; ++i) {

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialValueChecker.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialValueChecker.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialValueChecker.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/SimpleVectorialValueChecker.java Sun Feb 12 20:00:31 2012
@@ -32,7 +32,7 @@ import org.apache.commons.math.util.Fast
  * @since 3.0
  */
 public class SimpleVectorialValueChecker
-    extends AbstractConvergenceChecker<VectorialPointValuePair> {
+    extends AbstractConvergenceChecker<PointVectorValuePair> {
     /**
      * Build an instance with default thresholds.
      */
@@ -71,8 +71,8 @@ public class SimpleVectorialValueChecker
      */
     @Override
     public boolean converged(final int iteration,
-                             final VectorialPointValuePair previous,
-                             final VectorialPointValuePair current) {
+                             final PointVectorValuePair previous,
+                             final PointVectorValuePair current) {
         final double[] p = previous.getValueRef();
         final double[] c = current.getValueRef();
         for (int i = 0; i < p.length; ++i) {

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialConvergenceChecker.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialConvergenceChecker.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialConvergenceChecker.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/VectorialConvergenceChecker.java Sun Feb 12 20:00:31 2012
@@ -50,6 +50,6 @@ public interface VectorialConvergenceChe
    * @param current point from current iteration
    * @return true if the algorithm is considered to have converged
    */
-  boolean converged(int iteration, VectorialPointValuePair previous, VectorialPointValuePair current);
+  boolean converged(int iteration, PointVectorValuePair previous, PointVectorValuePair current);
 
 }

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/direct/BaseAbstractMultivariateVectorOptimizer.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/direct/BaseAbstractMultivariateVectorOptimizer.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/direct/BaseAbstractMultivariateVectorOptimizer.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/direct/BaseAbstractMultivariateVectorOptimizer.java Sun Feb 12 20:00:31 2012
@@ -25,7 +25,7 @@ import org.apache.commons.math.exception
 import org.apache.commons.math.analysis.MultivariateVectorFunction;
 import org.apache.commons.math.optimization.BaseMultivariateVectorOptimizer;
 import org.apache.commons.math.optimization.ConvergenceChecker;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 import org.apache.commons.math.optimization.SimpleVectorialValueChecker;
 
 /**
@@ -43,7 +43,7 @@ public abstract class BaseAbstractMultiv
     /** Evaluations counter. */
     protected final Incrementor evaluations = new Incrementor();
     /** Convergence checker. */
-    private ConvergenceChecker<VectorialPointValuePair> checker;
+    private ConvergenceChecker<PointVectorValuePair> checker;
     /** Target value for the objective functions at optimum. */
     private double[] target;
     /** Weight for the least squares cost computation. */
@@ -64,7 +64,7 @@ public abstract class BaseAbstractMultiv
     /**
      * @param checker Convergence checker.
      */
-    protected BaseAbstractMultivariateVectorOptimizer(ConvergenceChecker<VectorialPointValuePair> checker) {
+    protected BaseAbstractMultivariateVectorOptimizer(ConvergenceChecker<PointVectorValuePair> checker) {
         this.checker = checker;
     }
 
@@ -79,7 +79,7 @@ public abstract class BaseAbstractMultiv
     }
 
     /** {@inheritDoc} */
-    public ConvergenceChecker<VectorialPointValuePair> getConvergenceChecker() {
+    public ConvergenceChecker<PointVectorValuePair> getConvergenceChecker() {
         return checker;
     }
 
@@ -101,7 +101,7 @@ public abstract class BaseAbstractMultiv
     }
 
     /** {@inheritDoc} */
-    public VectorialPointValuePair optimize(int maxEval, FUNC f, double[] t, double[] w,
+    public PointVectorValuePair optimize(int maxEval, FUNC f, double[] t, double[] w,
                                             double[] startPoint) {
         // Checks.
         if (f == null) {
@@ -147,7 +147,7 @@ public abstract class BaseAbstractMultiv
      * @return the point/value pair giving the optimal value for the
      * objective function.
      */
-    protected abstract VectorialPointValuePair doOptimize();
+    protected abstract PointVectorValuePair doOptimize();
 
     /**
      * @return a reference to the {@link #target array}.

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/fitting/CurveFitter.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/fitting/CurveFitter.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/fitting/CurveFitter.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/fitting/CurveFitter.java Sun Feb 12 20:00:31 2012
@@ -24,7 +24,7 @@ import org.apache.commons.math.analysis.
 import org.apache.commons.math.analysis.ParametricUnivariateFunction;
 import org.apache.commons.math.analysis.MultivariateMatrixFunction;
 import org.apache.commons.math.optimization.DifferentiableMultivariateVectorOptimizer;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 
 /** Fitter for parametric univariate real functions y = f(x).
  * <p>When a univariate real function y = f(x) does depend on some
@@ -154,7 +154,7 @@ public class CurveFitter {
         }
 
         // perform the fit
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(maxEval, new TheoreticalValuesFunction(f),
                                target, weights, initialGuess);
 

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/AbstractLeastSquaresOptimizer.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/AbstractLeastSquaresOptimizer.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/AbstractLeastSquaresOptimizer.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/AbstractLeastSquaresOptimizer.java Sun Feb 12 20:00:31 2012
@@ -27,7 +27,7 @@ import org.apache.commons.math.linear.De
 import org.apache.commons.math.linear.MatrixUtils;
 import org.apache.commons.math.optimization.ConvergenceChecker;
 import org.apache.commons.math.optimization.DifferentiableMultivariateVectorOptimizer;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 import org.apache.commons.math.optimization.direct.BaseAbstractMultivariateVectorOptimizer;
 import org.apache.commons.math.util.FastMath;
 
@@ -89,7 +89,7 @@ public abstract class AbstractLeastSquar
     /**
      * @param checker Convergence checker.
      */
-    protected AbstractLeastSquaresOptimizer(ConvergenceChecker<VectorialPointValuePair> checker) {
+    protected AbstractLeastSquaresOptimizer(ConvergenceChecker<PointVectorValuePair> checker) {
         super(checker);
     }
 
@@ -252,7 +252,7 @@ public abstract class AbstractLeastSquar
 
     /** {@inheritDoc} */
     @Override
-    public VectorialPointValuePair optimize(int maxEval,
+    public PointVectorValuePair optimize(int maxEval,
                                             final DifferentiableMultivariateVectorFunction f,
                                             final double[] target, final double[] weights,
                                             final double[] startPoint) {

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizer.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizer.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizer.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizer.java Sun Feb 12 20:00:31 2012
@@ -28,7 +28,7 @@ import org.apache.commons.math.linear.Re
 import org.apache.commons.math.linear.SingularMatrixException;
 import org.apache.commons.math.optimization.ConvergenceChecker;
 import org.apache.commons.math.optimization.SimpleVectorialValueChecker;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 
 /**
  * Gauss-Newton least-squares solver.
@@ -64,7 +64,7 @@ public class GaussNewtonOptimizer extend
      *
      * @param checker Convergence checker.
      */
-    public GaussNewtonOptimizer(ConvergenceChecker<VectorialPointValuePair> checker) {
+    public GaussNewtonOptimizer(ConvergenceChecker<PointVectorValuePair> checker) {
         this(true, checker);
     }
 
@@ -88,29 +88,29 @@ public class GaussNewtonOptimizer extend
      * @param checker Convergence checker.
      */
     public GaussNewtonOptimizer(final boolean useLU,
-                                ConvergenceChecker<VectorialPointValuePair> checker) {
+                                ConvergenceChecker<PointVectorValuePair> checker) {
         super(checker);
         this.useLU = useLU;
     }
 
     /** {@inheritDoc} */
     @Override
-    public VectorialPointValuePair doOptimize() {
+    public PointVectorValuePair doOptimize() {
 
-        final ConvergenceChecker<VectorialPointValuePair> checker
+        final ConvergenceChecker<PointVectorValuePair> checker
             = getConvergenceChecker();
 
         // iterate until convergence is reached
-        VectorialPointValuePair current = null;
+        PointVectorValuePair current = null;
         int iter = 0;
         for (boolean converged = false; !converged;) {
             ++iter;
 
             // evaluate the objective function and its jacobian
-            VectorialPointValuePair previous = current;
+            PointVectorValuePair previous = current;
             updateResidualsAndCost();
             updateJacobian();
-            current = new VectorialPointValuePair(point, objective);
+            current = new PointVectorValuePair(point, objective);
 
             final double[] targetValues = getTargetRef();
             final double[] residualsWeights = getWeightRef();

Modified: commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizer.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizer.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizer.java (original)
+++ commons/proper/math/trunk/src/main/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizer.java Sun Feb 12 20:00:31 2012
@@ -20,7 +20,7 @@ import java.util.Arrays;
 
 import org.apache.commons.math.exception.ConvergenceException;
 import org.apache.commons.math.exception.util.LocalizedFormats;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 import org.apache.commons.math.optimization.ConvergenceChecker;
 import org.apache.commons.math.util.Precision;
 import org.apache.commons.math.util.FastMath;
@@ -166,7 +166,7 @@ public class LevenbergMarquardtOptimizer
      *
      * @param checker Convergence checker.
      */
-    public LevenbergMarquardtOptimizer(ConvergenceChecker<VectorialPointValuePair> checker) {
+    public LevenbergMarquardtOptimizer(ConvergenceChecker<PointVectorValuePair> checker) {
         this(100, checker, 1e-10, 1e-10, 1e-10, Precision.SAFE_MIN);
     }
 
@@ -193,7 +193,7 @@ public class LevenbergMarquardtOptimizer
      * of the matrix is reduced.
      */
     public LevenbergMarquardtOptimizer(double initialStepBoundFactor,
-                                       ConvergenceChecker<VectorialPointValuePair> checker,
+                                       ConvergenceChecker<PointVectorValuePair> checker,
                                        double costRelativeTolerance,
                                        double parRelativeTolerance,
                                        double orthoTolerance,
@@ -269,7 +269,7 @@ public class LevenbergMarquardtOptimizer
 
     /** {@inheritDoc} */
     @Override
-    protected VectorialPointValuePair doOptimize() {
+    protected PointVectorValuePair doOptimize() {
         // arrays shared with the other private methods
         solvedCols  = FastMath.min(rows, cols);
         diagR       = new double[cols];
@@ -296,9 +296,9 @@ public class LevenbergMarquardtOptimizer
         // outer loop
         lmPar = 0;
         boolean firstIteration = true;
-        VectorialPointValuePair current = new VectorialPointValuePair(point, objective);
+        PointVectorValuePair current = new PointVectorValuePair(point, objective);
         int iter = 0;
-        final ConvergenceChecker<VectorialPointValuePair> checker = getConvergenceChecker();
+        final ConvergenceChecker<PointVectorValuePair> checker = getConvergenceChecker();
         while (true) {
             ++iter;
 
@@ -307,7 +307,7 @@ public class LevenbergMarquardtOptimizer
             }
 
             // compute the Q.R. decomposition of the jacobian matrix
-            VectorialPointValuePair previous = current;
+            PointVectorValuePair previous = current;
             updateJacobian();
             qrDecomposition();
 
@@ -357,7 +357,7 @@ public class LevenbergMarquardtOptimizer
             if (maxCosine <= orthoTolerance) {
                 // convergence has been reached
                 updateResidualsAndCost();
-                current = new VectorialPointValuePair(point, objective);
+                current = new PointVectorValuePair(point, objective);
                 return current;
             }
 
@@ -457,7 +457,7 @@ public class LevenbergMarquardtOptimizer
                         xNorm += xK * xK;
                     }
                     xNorm = FastMath.sqrt(xNorm);
-                    current = new VectorialPointValuePair(point, objective);
+                    current = new PointVectorValuePair(point, objective);
 
                     // tests for convergence.
                     if (checker != null) {

Modified: commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/DifferentiableMultivariateVectorMultiStartOptimizerTest.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/DifferentiableMultivariateVectorMultiStartOptimizerTest.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/DifferentiableMultivariateVectorMultiStartOptimizerTest.java (original)
+++ commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/DifferentiableMultivariateVectorMultiStartOptimizerTest.java Sun Feb 12 20:00:31 2012
@@ -117,11 +117,11 @@ public class DifferentiableMultivariateV
         } catch (MathIllegalStateException ise) {
             // expected
         }
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1 }, new double[] { 0 });
         Assert.assertEquals(1.5, optimum.getPoint()[0], 1.0e-10);
         Assert.assertEquals(3.0, optimum.getValue()[0], 1.0e-10);
-        VectorialPointValuePair[] optima = optimizer.getOptima();
+        PointVectorValuePair[] optima = optimizer.getOptima();
         Assert.assertEquals(10, optima.length);
         for (int i = 0; i < optima.length; ++i) {
             Assert.assertEquals(1.5, optima[i].getPoint()[0], 1.0e-10);

Modified: commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizerTest.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizerTest.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizerTest.java (original)
+++ commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/GaussNewtonOptimizerTest.java Sun Feb 12 20:00:31 2012
@@ -30,7 +30,7 @@ import org.apache.commons.math.analysis.
 import org.apache.commons.math.linear.BlockRealMatrix;
 import org.apache.commons.math.linear.RealMatrix;
 import org.apache.commons.math.optimization.SimpleVectorialValueChecker;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 import org.apache.commons.math.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
@@ -107,7 +107,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1 }, new double[] { 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(1.5, optimum.getPoint()[0], 1.0e-10);
@@ -124,7 +124,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1 }, new double[] { 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(7.0, optimum.getPoint()[0], 1.0e-10);
@@ -149,7 +149,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1, 1, 1, 1 },
                                new double[] { 0, 0, 0, 0, 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -170,7 +170,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1 }, new double[] { 0, 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(1.0, optimum.getPoint()[0], 1.0e-10);
@@ -194,7 +194,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1, 1, 1, 1 },
                                new double[] { 0, 0, 0, 0, 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -234,7 +234,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum1 =
+        PointVectorValuePair optimum1 =
             optimizer.optimize(100, problem1, problem1.target, new double[] { 1, 1, 1, 1 },
                                new double[] { 0, 1, 2, 3 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -249,7 +249,7 @@ public class GaussNewtonOptimizerTest {
                 {  8.00, 5.98, 9.89, 9.00 },
                 {  6.99, 4.99, 9.00, 9.98 }
         }, new double[] { 32, 23, 33, 31 });
-        VectorialPointValuePair optimum2 =
+        PointVectorValuePair optimum2 =
             optimizer.optimize(100, problem2, problem2.target, new double[] { 1, 1, 1, 1 },
                                new double[] { 0, 1, 2, 3 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -304,7 +304,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1 },
                                new double[] { 1, 1 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -336,7 +336,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1 }, new double[] { 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(-1, optimum.getPoint()[0], 1.0e-10);
@@ -355,7 +355,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1 }, new double[] { 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(-1, optimum.getPoint()[0], 1.0e-10);
@@ -395,7 +395,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-13, 1.0e-13));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, circle, new double[] { 0, 0, 0, 0, 0 },
                                new double[] { 1, 1, 1, 1, 1 },
                                new double[] { 98.680, 47.345 });
@@ -439,7 +439,7 @@ public class GaussNewtonOptimizerTest {
         GaussNewtonOptimizer optimizer
             = new GaussNewtonOptimizer(new SimpleVectorialValueChecker(1.0e-6, 1.0e-6));
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, circle, target, weights, new double[] { 0, 0 });
         Assert.assertEquals(-0.1517383071957963, optimum.getPointRef()[0], 1.0e-6);
         Assert.assertEquals(0.2074999736353867,  optimum.getPointRef()[1], 1.0e-6);

Modified: commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizerTest.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizerTest.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizerTest.java (original)
+++ commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/LevenbergMarquardtOptimizerTest.java Sun Feb 12 20:00:31 2012
@@ -34,7 +34,7 @@ import org.apache.commons.math.linear.Bl
 import org.apache.commons.math.linear.RealMatrix;
 import org.apache.commons.math.linear.SingularMatrixException;
 import org.apache.commons.math.optimization.SimpleVectorialValueChecker;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 import org.apache.commons.math.util.Precision;
 import org.apache.commons.math.util.FastMath;
 import org.junit.Assert;
@@ -109,7 +109,7 @@ public class LevenbergMarquardtOptimizer
         LinearProblem problem =
             new LinearProblem(new double[][] { { 2 } }, new double[] { 3 });
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1 }, new double[] { 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         try {
@@ -130,7 +130,7 @@ public class LevenbergMarquardtOptimizer
                               new double[] { 4.0, 6.0, 1.0 });
 
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1 }, new double[] { 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(7.0, optimum.getPoint()[0], 1.0e-10);
@@ -151,7 +151,7 @@ public class LevenbergMarquardtOptimizer
                 { 0, 0, 0, 0, 0, 2 }
         }, new double[] { 0.0, 1.1, 2.2, 3.3, 4.4, 5.5 });
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1, 1, 1, 1 },
                                new double[] { 0, 0, 0, 0, 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -169,7 +169,7 @@ public class LevenbergMarquardtOptimizer
                 {  0, -1, 1 }
         }, new double[] { 1, 1, 1});
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1 }, new double[] { 0, 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(1.0, optimum.getPoint()[0], 1.0e-10);
@@ -190,7 +190,7 @@ public class LevenbergMarquardtOptimizer
         }, new double[] { 2, -9, 2, 2, 1 + epsilon * epsilon, 2});
 
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1, 1, 1, 1 },
                                new double[] { 0, 0, 0, 0, 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -230,7 +230,7 @@ public class LevenbergMarquardtOptimizer
                 {  7.0, 5.0,  9.0, 10.0 }
         }, new double[] { 32, 23, 33, 31 });
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum1 =
+        PointVectorValuePair optimum1 =
             optimizer.optimize(100, problem1, problem1.target, new double[] { 1, 1, 1, 1 },
                                new double[] { 0, 1, 2, 3 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -245,7 +245,7 @@ public class LevenbergMarquardtOptimizer
                 {  8.00, 5.98, 9.89, 9.00 },
                 {  6.99, 4.99, 9.00, 9.98 }
         }, new double[] { 32, 23, 33, 31 });
-        VectorialPointValuePair optimum2 =
+        PointVectorValuePair optimum2 =
             optimizer.optimize(100, problem2, problem2.target, new double[] { 1, 1, 1, 1 },
                                new double[] { 0, 1, 2, 3 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -281,7 +281,7 @@ public class LevenbergMarquardtOptimizer
        }, new double[] { 3.0, 12.0, -1.0, 7.0, 1.0 });
 
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1, 1, 1 },
                                new double[] { 2, 2, 2, 2, 2, 2 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -300,7 +300,7 @@ public class LevenbergMarquardtOptimizer
         }, new double[] { 3.0, 1.0, 5.0 });
 
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1, 1 },
                                new double[] { 1, 1 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
@@ -327,7 +327,7 @@ public class LevenbergMarquardtOptimizer
             new LinearProblem(new double[][] { { 1, 0 }, { 0, 1 } }, new double[] { -1, 1 });
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
 
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, problem, problem.target, new double[] { 1, 1 }, new double[] { 0, 0 });
         Assert.assertEquals(0, optimizer.getRMS(), 1.0e-10);
         Assert.assertEquals(-1, optimum.getPoint()[0], 1.0e-10);
@@ -398,7 +398,7 @@ public class LevenbergMarquardtOptimizer
         circle.addPoint( 35.0,  15.0);
         circle.addPoint( 45.0,  97.0);
         LevenbergMarquardtOptimizer optimizer = new LevenbergMarquardtOptimizer();
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, circle, new double[] { 0, 0, 0, 0, 0 }, new double[] { 1, 1, 1, 1, 1 },
                                new double[] { 98.680, 47.345 });
         Assert.assertTrue(optimizer.getEvaluations() < 10);
@@ -481,7 +481,7 @@ public class LevenbergMarquardtOptimizer
         }
         LevenbergMarquardtOptimizer optimizer
             = new LevenbergMarquardtOptimizer(new SimpleVectorialValueChecker(1.0e-8, 1.0e-8));
-        VectorialPointValuePair optimum =
+        PointVectorValuePair optimum =
             optimizer.optimize(100, circle, target, weights, new double[] { -12, -12 });
         Point2D.Double center = new Point2D.Double(optimum.getPointRef()[0], optimum.getPointRef()[1]);
         Assert.assertTrue(optimizer.getEvaluations() < 25);

Modified: commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/MinpackTest.java
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/MinpackTest.java?rev=1243310&r1=1243309&r2=1243310&view=diff
==============================================================================
--- commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/MinpackTest.java (original)
+++ commons/proper/math/trunk/src/test/java/org/apache/commons/math/optimization/general/MinpackTest.java Sun Feb 12 20:00:31 2012
@@ -24,7 +24,7 @@ import java.util.Arrays;
 import org.apache.commons.math.exception.TooManyEvaluationsException;
 import org.apache.commons.math.analysis.DifferentiableMultivariateVectorFunction;
 import org.apache.commons.math.analysis.MultivariateMatrixFunction;
-import org.apache.commons.math.optimization.VectorialPointValuePair;
+import org.apache.commons.math.optimization.PointVectorValuePair;
 import org.apache.commons.math.util.FastMath;
 import org.junit.Assert;
 import org.junit.Test;
@@ -509,7 +509,7 @@ public class MinpackTest {
                                             2.22044604926e-16);
 //      Assert.assertTrue(function.checkTheoreticalStartCost(optimizer.getRMS()));
       try {
-          VectorialPointValuePair optimum =
+          PointVectorValuePair optimum =
               optimizer.optimize(400 * (function.getN() + 1), function,
                                  function.getTarget(), function.getWeight(),
                                  function.getStartPoint());
@@ -579,7 +579,7 @@ public class MinpackTest {
           Assert.assertEquals(theoreticalMinCost, FastMath.sqrt(m) * rms, threshold);
       }
 
-      public void checkTheoreticalMinParams(VectorialPointValuePair optimum) {
+      public void checkTheoreticalMinParams(PointVectorValuePair optimum) {
           double[] params = optimum.getPointRef();
           if (theoreticalMinParams != null) {
               for (int i = 0; i < theoreticalMinParams.length; ++i) {



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