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Packit |
67cb25 |
void
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67cb25 |
test_estimator ()
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67cb25 |
{
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67cb25 |
gsl_vector_view c;
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67cb25 |
gsl_matrix_view cov;
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67cb25 |
gsl_vector_view x;
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67cb25 |
double y, y_err;
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67cb25 |
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67cb25 |
double cov_ij[25] = {
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67cb25 |
4.271520, -0.526675, 0.957930, 0.267750, -0.103610,
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67cb25 |
-0.526675, 5.701680, -0.098080, 0.641845, 0.429780,
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67cb25 |
0.957930, -0.098080, 4.584790, 0.375865, 1.510810,
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67cb25 |
0.267750, 0.641845, 0.375865, 4.422720, 0.392210,
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67cb25 |
-0.103610, 0.429780, 1.510810, 0.392210, 5.782750
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Packit |
67cb25 |
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67cb25 |
};
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67cb25 |
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67cb25 |
double c_i[5] = {
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67cb25 |
-0.627020, 0.848674, 0.216877, -0.057883, 0.596668
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67cb25 |
};
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Packit |
67cb25 |
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67cb25 |
double x_i[5] = {
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67cb25 |
0.99932, 0.23858, 0.19797, 1.44008, -0.15335
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67cb25 |
};
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67cb25 |
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67cb25 |
double y_expected = -5.56037032230000e-01;
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67cb25 |
double yerr_expected = 3.91891123349318e+00;
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67cb25 |
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67cb25 |
cov = gsl_matrix_view_array(cov_ij, 5, 5);
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67cb25 |
c = gsl_vector_view_array(c_i, 5);
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67cb25 |
x = gsl_vector_view_array(x_i, 5);
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67cb25 |
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67cb25 |
gsl_multifit_linear_est(&x.vector , &c.vector, &cov.matrix, &y, &y_err);
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67cb25 |
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67cb25 |
gsl_test_rel (y, y_expected, 256*GSL_DBL_EPSILON, "gsl_multifit_linear_est y");
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67cb25 |
gsl_test_rel (y_err, yerr_expected, 256*GSL_DBL_EPSILON, "gsl_multifit_linear_est yerr");
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Packit |
67cb25 |
}
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