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24 lines
778 B
C
24 lines
778 B
C
#ifndef MLRSTAT_H
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#define MLRSTAT_H
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void mlr_get_linear_regression_ols(unsigned long long n, double sumx, double sumx2, double sumxy, double sumy,
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double* pm, double* pb);
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double mlr_get_var(unsigned long long n, double sum, double sum2);
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double mlr_get_cov(unsigned long long n, double sumx, double sumy, double sumxy);
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void mlr_get_cov_matrix(unsigned long long n,
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double sumx, double sumx2, double sumy, double sumy2, double sumxy, double Q[2][2]);
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void mlr_get_linear_regression_pca(
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// Inputs:
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double eigenvalue_1,
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double eigenvalue_2,
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double eigenvector_1[2],
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double eigenvector_2[2],
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double x_mean, double y_mean,
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// Outputs, with quality 1 being a tight fit and quality 0 being a loose one.
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double* pm, double* pb, double* pquality);
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#endif // MLRSTAT_H
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