Package org.apache.commons.math3.util

Examples of org.apache.commons.math3.util.IterationListener

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         * count[2] = number of calls to iterationPerformed
         * count[3] = number of calls to terminationPerformed
         */
        final int[] count = new int[] {0, 0, 0, 0};
        final RealVector xFromListener = new ArrayRealVector(n);
        final IterationListener listener = new IterationListener() {

            public void initializationPerformed(final IterationEvent e) {
                ++count[0];
            }

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    public void testUnpreconditionedNormOfResidual() {
        final int n = 5;
        final int maxIterations = 100;
        final RealLinearOperator a = new HilbertMatrix(n);
        final IterativeLinearSolver solver;
        final IterationListener listener = new IterationListener() {

            private void doTestNormOfResidual(final IterationEvent e) {
                final IterativeLinearSolverEvent evt;
                evt = (IterativeLinearSolverEvent) e;
                final RealVector x = evt.getSolution();
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        final int maxIterations = 100;
        final RealLinearOperator a = new HilbertMatrix(n);
        final JacobiPreconditioner m = JacobiPreconditioner.create(a);
        final RealLinearOperator p = m.sqrt();
        final PreconditionedIterativeLinearSolver solver;
        final IterationListener listener = new IterationListener() {

            private void doTestNormOfResidual(final IterationEvent e) {
                final IterativeLinearSolverEvent evt;
                evt = (IterativeLinearSolverEvent) e;
                final RealVector x = evt.getSolution();
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        final RealLinearOperator a = new HilbertMatrix(n);
        final ConjugateGradient solver;
        solver = new ConjugateGradient(maxIterations, 1E-15, true);
        final RealVector r = new ArrayRealVector(n);
        final RealVector x = new ArrayRealVector(n);
        final IterationListener listener = new IterationListener() {

            public void terminationPerformed(final IterationEvent e) {
                // Do nothing
            }
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        final RealLinearOperator m = JacobiPreconditioner.create(a);
        final ConjugateGradient solver;
        solver = new ConjugateGradient(maxIterations, 1E-15, true);
        final RealVector r = new ArrayRealVector(n);
        final RealVector x = new ArrayRealVector(n);
        final IterationListener listener = new IterationListener() {

            public void terminationPerformed(final IterationEvent e) {
                // Do nothing
            }
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         * count[1] = number of calls to iterationStarted
         * count[2] = number of calls to iterationPerformed
         * count[3] = number of calls to terminationPerformed
         */
        final int[] count = new int[] {0, 0, 0, 0};
        final IterationListener listener = new IterationListener() {
            private void doTestVectorsAreUnmodifiable(final IterationEvent e) {
                final IterativeLinearSolverEvent evt;
                evt = (IterativeLinearSolverEvent) e;
                try {
                    evt.getResidual().set(0.0);
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    public void testUnpreconditionedNormOfResidual() {
        final int n = 5;
        final int maxIterations = 100;
        final RealLinearOperator a = new HilbertMatrix(n);
        final IterativeLinearSolver solver;
        final IterationListener listener = new IterationListener() {

            private void doTestNormOfResidual(final IterationEvent e) {
                final IterativeLinearSolverEvent evt;
                evt = (IterativeLinearSolverEvent) e;
                final RealVector x = evt.getSolution();
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        final int n = 5;
        final int maxIterations = 100;
        final RealLinearOperator a = new HilbertMatrix(n);
        final RealLinearOperator m = JacobiPreconditioner.create(a);
        final PreconditionedIterativeLinearSolver solver;
        final IterationListener listener = new IterationListener() {

            private void doTestNormOfResidual(final IterationEvent e) {
                final IterativeLinearSolverEvent evt;
                evt = (IterativeLinearSolverEvent) e;
                final RealVector x = evt.getSolution();
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         * count[2] = number of calls to iterationPerformed
         * count[3] = number of calls to terminationPerformed
         */
        final int[] count = new int[] {0, 0, 0, 0};
        final RealVector xFromListener = new ArrayRealVector(n);
        final IterationListener listener = new IterationListener() {

            public void initializationPerformed(final IterationEvent e) {
                ++count[0];
            }

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    public void testUnpreconditionedNormOfResidual() {
        final int n = 5;
        final int maxIterations = 100;
        final RealLinearOperator a = new HilbertMatrix(n);
        final IterativeLinearSolver solver;
        final IterationListener listener = new IterationListener() {

            private void doTestNormOfResidual(final IterationEvent e) {
                final IterativeLinearSolverEvent evt;
                evt = (IterativeLinearSolverEvent) e;
                final RealVector x = evt.getSolution();
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Related Classes of org.apache.commons.math3.util.IterationListener

  • org.apache.commons.math3.analysis.differentiation.DerivativeStructure
  • org.apache.commons.math3.analysis.differentiation.MultivariateDifferentiableVectorFunction
  • org.apache.commons.math3.analysis.function.HarmonicOscillator
  • org.apache.commons.math3.analysis.function.Sin
  • org.apache.commons.math3.analysis.function.Sinc
  • org.apache.commons.math3.analysis.MultivariateFunction
  • org.apache.commons.math3.analysis.QuinticFunction
  • org.apache.commons.math3.analysis.solvers.BrentSolver
  • org.apache.commons.math3.analysis.UnivariateFunction
  • org.apache.commons.math3.complex.Complex
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