[mlpack-git] [mlpack/mlpack] Descriptive Statistics command-line program (#742)
Keon Kim
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Sat Aug 6 02:58:18 EDT 2016
> + double S4 = pow(rowStd, 4);
> + double norm3 = (3 * (n-1) * (n-1)) / ((n-2) * (n-3));
> + double normC = (n * (n+1))/((n-1) * (n-2) * (n-3));
> + double normM = M4 / S4;
> + kurtosis = normC * normM - norm3;
> + }
> + return kurtosis;
> +}
> +/**
> + * Calculates standard error of standard deviation.
> + *
> + * @param input Vector that captures a dimension of a dataset
> + * @param rowStd Standard Deviation of the given vector.
> + * @return Standard error of the stanrdard devation of the given vector.
> + */
> +double StandardError(const arma::rowvec& input, const double rowStd)
updated
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