Examples with NumberContext org.ojalgo.type.context.NumberContext used on opensource projects

Example 31 with NumberContext

use of org.ojalgo.type.context.NumberContext in project ojAlgo by optimatika.

the class EigenvalueTest method testRandomSymmetricValuesOnly.

@Test
public void testRandomSymmetricValuesOnly() {
    final NumberContext evaluationContext = NumberContext.getGeneral(MathContext.DECIMAL32);
    for (int dim = 1; dim < 10; dim++) {
        final PrimitiveDenseStore matrix = MatrixUtils.makeSPD(dim);
        for (final Eigenvalue<Double> decomp : MatrixDecompositionTests.getEigenvaluePrimitiveSymmetric()) {
            decomp.decompose(matrix);
            TestUtils.assertEquals(matrix, decomp, evaluationContext);
            final Array1D<ComplexNumber> expected = decomp.getEigenvalues();
            decomp.computeValuesOnly(matrix);
            final Array1D<ComplexNumber> actual = decomp.getEigenvalues();
            TestUtils.assertEquals(expected, actual, evaluationContext);
        }
    }
}

Example 32 with NumberContext

use of org.ojalgo.type.context.NumberContext in project ojAlgo by optimatika.

the class ExtremeElementsCase method testInvertEvD_10_307_1.

@Test
public void testInvertEvD_10_307_1() {
    final PrimitiveDenseStore tmpOriginal = PrimitiveDenseStore.FACTORY.rows(new double[][] { { 1.488828119167862, 0.42210916029401624, 0.3090339419657017, 0.31968488522727556, 0.32307269871880584, 0.46899580731023627, 0.12091920407255509, 0.03795763520492966, 0.17470282114825963, 0.3946701200769135 }, { 0.42210916029401624, 1.8635124366670595, 0.545906918558408, 0.5647217567560566, 0.570706312407284, 0.8284787565954789, 0.21360317145069477, 0.06705197344564522, 0.3086116630097931, 0.6971828004646068 }, { 0.3090339419657017, 0.545906918558408, 1.632193464017115, 0.41344326780911667, 0.417824671952357, 0.6065446573280001, 0.1563828419260192, 0.04908999287306165, 0.22594032001124298, 0.5104204536764679 }, { 0.31968488522727556, 0.5647217567560566, 0.41344326780911667, 1.6539821927009415, 0.43222511886101456, 0.6274493925480824, 0.16177262133291218, 0.05078189352797441, 0.23372741780909156, 0.528012240705021 }, { 0.32307269871880584, 0.570706312407284, 0.417824671952357, 0.43222511886101456, 1.660912672676802, 0.6340986950817811, 0.1634869828633994, 0.051320047166039655, 0.23620430969852588, 0.5336077726660703 }, { 0.46899580731023627, 0.8284787565954789, 0.6065446573280001, 0.6274493925480824, 0.6340986950817811, 1.959428864502749, 0.23732958500300408, 0.07449990991899043, 0.34289134104035285, 0.7746238203382216 }, { 0.12091920407255509, 0.21360317145069477, 0.1563828419260192, 0.16177262133291218, 0.1634869828633994, 0.23732958500300408, 1.2473654835536, 0.019207996469193075, 0.08840622324485663, 0.19971798116519177 }, { 0.03795763520492966, 0.06705197344564522, 0.04908999287306165, 0.05078189352797441, 0.051320047166039655, 0.07449990991899043, 0.019207996469193075, 1.0776502695252994, 0.027751515547194034, 0.06269328624082444 }, { 0.17470282114825963, 0.3086116630097931, 0.22594032001124298, 0.23372741780909156, 0.23620430969852588, 0.34289134104035285, 0.08840622324485663, 0.027751515547194034, 1.3573911039439759, 0.2885504830370714 }, { 0.3946701200769135, 0.6971828004646068, 0.5104204536764679, 0.528012240705021, 0.5336077726660703, 0.7746238203382216, 0.19971798116519177, 0.06269328624082444, 0.2885504830370714, 1.8073801497932753 } });
    tmpOriginal.modifyAll(PrimitiveFunction.MULTIPLY.second(PrimitiveFunction.POWER.invoke(PrimitiveMath.TEN, 307)));
    final RawEigenvalue.Symmetric tmpAlgorithm = new RawEigenvalue.Symmetric();
    final NumberContext tmpContext = NumberContext.getGeneral(1, Integer.MIN_VALUE);
    ExtremeElementsCase.performInvertTest(tmpOriginal, tmpAlgorithm, tmpContext);
}

Example 33 with NumberContext

use of org.ojalgo.type.context.NumberContext in project ojAlgo by optimatika.

the class ExtremeElementsCase method testInvertTask_2_155_1.

@Test
public void testInvertTask_2_155_1() {
    final PrimitiveDenseStore tmpOriginal = PrimitiveDenseStore.FACTORY.rows(new double[][] { { 1.7755876870972727, 0.5243083105843722 }, { 0.5243083105843722, 1.6760142267686806 } });
    tmpOriginal.modifyAll(PrimitiveFunction.MULTIPLY.second(PrimitiveFunction.POWER.invoke(PrimitiveMath.TEN, 155)));
    final InverterTask<Double> tmpAlgorithm = InverterTask.PRIMITIVE.make(tmpOriginal);
    final NumberContext tmpContext = NumberContext.getGeneral(1, Integer.MIN_VALUE);
    ExtremeElementsCase.performInvertTest(tmpOriginal, tmpAlgorithm, tmpContext);
}

Example 34 with NumberContext

use of org.ojalgo.type.context.NumberContext in project ojAlgo by optimatika.

the class ExtremeElementsCase method testInvertSVD_6_307_2.

@Test
public void testInvertSVD_6_307_2() {
    final PrimitiveDenseStore tmpOriginal = PrimitiveDenseStore.FACTORY.rows(new double[][] { { 1.7951923814808213, 0.659451350679988, 0.7107146253894259, 0.5763579411022435, 0.7199441830503458, 0.6356947473097578 }, { 0.659451350679988, 1.829297873115869, 0.7411968989569697, 0.6010777087922337, 0.7508223087524556, 0.6629594475153139 }, { 0.7107146253894259, 0.7411968989569697, 1.8937643794649044, 0.6478032355134435, 0.8091884190528792, 0.7144954285155056 }, { 0.5763579411022435, 0.6010777087922337, 0.6478032355134435, 1.7248031476721892, 0.6562158066095086, 0.5794240042274624 }, { 0.7199441830503458, 0.7508223087524556, 0.8091884190528792, 0.6562158066095086, 1.905371077260138, 0.7237740848430495 }, { 0.6356947473097578, 0.6629594475153139, 0.7144954285155056, 0.5794240042274624, 0.7237740848430495, 1.7994225826534653 } });
    tmpOriginal.modifyAll(PrimitiveFunction.MULTIPLY.second(PrimitiveFunction.POWER.invoke(PrimitiveMath.TEN, 307)));
    final RawSingularValue tmpAlgorithm = new RawSingularValue();
    final NumberContext tmpContext = NumberContext.getGeneral(2, Integer.MIN_VALUE);
    ExtremeElementsCase.performInvertTest(tmpOriginal, tmpAlgorithm, tmpContext);
}

Example 35 with NumberContext

use of org.ojalgo.type.context.NumberContext in project ojAlgo by optimatika.

the class MarketShareCase method testMipButSomeConstainedToOptimatl.

@Test
public void testMipButSomeConstainedToOptimatl() {
    final ExpressionsBasedModel tmpModel = MarketShareCase.makeModel();
    // tmpModel.options.debug(IntegerSolver.class);
    // 37, 20
    final int tmpConstrLimit = 20;
    int tmpConstrCount = 0;
    for (final Variable tmpVariable : tmpModel.getVariables()) {
        final String tmpName = tmpVariable.getName();
        if (tmpConstrCount < tmpConstrLimit) {
            tmpVariable.level(SOLUTION.get(tmpName));
            tmpConstrCount++;
        }
    }
    final Result tmpResult = tmpModel.minimise();
    TestUtils.assertStateNotLessThanOptimal(tmpResult);
    TestUtils.assertTrue(tmpModel.validate(tmpModel.options.feasibility));
    TestUtils.assertTrue(tmpModel.validate(tmpResult, tmpModel.options.feasibility));
    TestUtils.assertEquals("OBJECTIVE_MIP", OBJECTIVE_MIP.doubleValue(), tmpResult.getValue(), tmpModel.options.feasibility);
    final NumberContext tmpContext = tmpModel.options.solution.newScale(13);
    for (final Variable tmpVariable : tmpModel.getVariables()) {
        final String tmpName = tmpVariable.getName();
        final double tmpExpected = SOLUTION.get(tmpName).doubleValue();
        final double tmpActual = tmpVariable.getValue().doubleValue();
        TestUtils.assertEquals(tmpName, tmpExpected, tmpActual, tmpContext);
    }
}