Deviation Packages

Compute the mean absolute percentage error (MAPE) incrementally.

Compute a moving unbiased sample covariance incrementally.

Compute a moving coefficient of variation (CV) incrementally.

Compute the mean error (ME) incrementally.

Calculate the mean and standard deviation of a double-precision floating-point strided array using a two-pass algorithm.

Calculate the mean and variance of a double-precision floating-point strided array.

Calculate the mean and variance of a double-precision floating-point strided array using a two-pass algorithm.

Calculate the standard deviation of a strided array ignoring NaN values.

Calculate the standard deviation of a strided array ignoring NaN values and using a one-pass trial mean algorithm.

Calculate the standard deviation of a strided array ignoring NaN values and using a two-pass algorithm.

Calculate the standard deviation of a strided array ignoring NaN values and using a one-pass textbook algorithm.

Calculate the standard deviation of a strided array ignoring NaN values and using Welford's algorithm.

Calculate the standard deviation of a strided array ignoring NaN values and using a one-pass algorithm proposed by Youngs and Cramer.

Calculate the variance of a strided array ignoring NaN values.

Calculate the variance of a strided array ignoring NaN values and using a one-pass trial mean algorithm.

Calculate the variance of a strided array ignoring NaN values and using a two-pass algorithm.

Calculate the variance of a strided array ignoring NaN values and using a one-pass textbook algorithm.

Calculate the variance of a strided array ignoring NaN values and using Welford's algorithm.

Calculate the variance of a strided array ignoring NaN values and using a one-pass algorithm proposed by Youngs and Cramer.

Calculate the standard deviation of a strided array using a one-pass textbook algorithm.