object StatsUtils
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- def correlation(X: Seq[Double], Y: Seq[Double], weights: Option[Seq[Double]] = None): Double
Compute the (weighted) correlation coefficient between two vectors, X and Y, of the same length.
- def covariance(X: Seq[Double], Y: Seq[Double], weights: Option[Seq[Double]] = None): Double
Compute the (weighted) covariance between two vectors, X and Y, of the same length.
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- def mean(X: Seq[Double], weights: Option[Seq[Double]] = None): Double
Compute the mean of a (weighted) vector, X
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- def variance(X: Seq[Double], weights: Option[Seq[Double]] = None, dof: Int = 0): Double
Compute the variance of a (weighted) vector, X, with dof degrees of freedom.
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