Examples of org.ejml.data.Complex64F

org.ejml.data.Complex64F

Represents a complex number using 64bit floating point numbers. A complex number is composed of a real and imaginary components.

            throw new RuntimeException("Failed!");
        }


        assertEquals(5,extractor.getNumberOfEigenvalues());
        for( int i = 0 ; i < 5; i++ ) {
            Complex64F c = extractor.getEigenvalues()[i];


            assertEquals(0,c.imaginary,1e-12);
            assertEquals(0,c.getReal(),1e-12);
        }
    }

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        EigenDecomposition<DenseMatrix64F> eig = DecompositionFactory.eig(A.numRows,true);
        assertTrue(eig.decompose(A));


        double ev[] = new double[5];
        for( int i = 0; i < 5; i++ ) {
            Complex64F e = eig.getEigenvalue(i);
            assertTrue(e.isReal());


            ev[i] = e.real;
        }


        // need to sort the eigenvalues so that I know where they are in the array

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        assertTrue(decomp.decompose(A));


        DenseMatrix64F D = EigenOps.createMatrixD(decomp);


        for( int i = 0; i < 3; i++ ) {
            Complex64F e = decomp.getEigenvalue(i);


            if( e.isReal() ) {
                assertEquals(e.real,D.get(i,i),1e-10);
            }
        }
    }

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        DenseMatrix64F L = new DenseMatrix64F(N,1);
        DenseMatrix64F R = new DenseMatrix64F(N,1);


        for( int i = 0; i < N; i++ ) {
            Complex64F value = decomp.getEigenvalue(i);


            DenseMatrix64F vector = decomp.getEigenVector(i);


            if( !value.isReal())
                throw new RuntimeException("Complex eigenvalue");


            CommonOps.mult(A,vector,L);
            CommonOps.scale(value.real,vector,R);

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//        CommonOps.scale(1e305,A);
        alg.process(A);


        System.out.println("Eigenvalues.");
        for( int i = 0; i < A.numRows; i++ ) {
            Complex64F c = alg.implicitQR.eigenvalues[i];


            System.out.printf("(%8.5e  img = %8.5e ) in steps %3d \n",c.real,c.imaginary,alg.implicitQR.numStepsFind[i]);
        }


        System.out.println("Number of exceptional steps = "+alg.implicitQR.numExceptional);

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Related Classes of org.ejml.data.Complex64F

org.ejml.alg.dense.decompose.eig.RealEigenvalueHessenbergStressTest

org.ejml.alg.dense.decomposition.eig.GeneralEigenDecompositionCheck

org.ejml.alg.dense.decomposition.eig.symm.SymmetricEigenStressTest

org.ejml.alg.dense.decomposition.eig.SymmetricQRAlgorithmDecomposition

org.ejml.alg.dense.decomposition.eig.watched.WatchDoubleStepQR

org.ejml.alg.dense.decomposition.eig.watched.WatchedDoubleStepQREigen

org.ejml.alg.dense.decomposition.eig.watched.WatchedDoubleStepQREigenvector

org.ejml.ops.EigenOps

org.ejml.ops.MatrixFeatures

org.ejml.ops.TestEigenOps

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