climtrends (version 1.0.6)

VonNeumannRatio: Pettitt test

Description

VonNeumannRatio returns the result of the Von Neumann ratio test applied to a time series.

Usage

VonNeumannRatio(dataSeries)

Arguments

dataSeries

time series of climate data

Value

The result of the Pettitt test.

Source

Wijngaard, J. B., Klein Tank, A. M. G. and Können, G. P. (2003), Homogeneity of 20th century European daily temperature and precipitation series. Int. J. Climatol., 23: 679–692. doi: 10.1002/joc.906 Von Neumann J., 1941 Distribution of the ratio of the mean square successive difference to the variance. Annals of Mathematical Statistics 13: 367–395.

References

Wijngaard, J. B., Klein Tank, A. M. G. and Können, G. P. (2003), Homogeneity of 20th century European daily temperature and precipitation series. Int. J. Climatol., 23: 679–692. doi: 10.1002/joc.906

Von Neumann J., 1941 Distribution of the ratio of the mean square successive difference to the variance. Annals of Mathematical Statistics 13: 367–395.

Examples

# Von Neumann ratio test for Turin 1961-2003
testTurin<- VonNeumannRatio(yearly.average.temperature.Turin.Milan[,2])

# Von Neumann ratio test for Milan 1961-2003
testMilan<- VonNeumannRatio(yearly.average.temperature.Turin.Milan[,3])