Description Usage Arguments Value Author(s) Source References Examples
SNHTabsoluteII
returns the result of the
standard normal homogeneity test (SNHT) absolute homogeneity test
with standard deviation different from 1, applied to a time series.
1 | SNHTabsoluteII(dataSeries)
|
dataSeries |
time series of climate data |
The result of the SNHT absolute homogeneity test with SD != 1.
Jose Gama
Wijngaard, J. B., Klein Tank, A. M. G. and K<c3><b6>nnen, G. P. (2003), Homogeneity of 20th century European daily temperature and precipitation series. Int. J. Climatol., 23: 679<e2><80><93>692. doi: 10.1002/joc.906
Wijngaard, J. B., Klein Tank, A. M. G. and K<c3><b6>nnen, G. P. (2003), Homogeneity of 20th century European daily temperature and precipitation series. Int. J. Climatol., 23: 679<e2><80><93>692. doi: 10.1002/joc.906
1 2 3 4 5 6 7 8 9 10 11 12 | # standard normal homogeneity test, SD different from 1(SNHT) for Turin 1961-2003
testTurin<- SNHTabsoluteII(yearly.average.temperature.Turin.Milan[,2])
# standard normal homogeneity test, SD different from 1(SNHT) for Milan 1961-2003
testMilan<- SNHTabsoluteII(yearly.average.temperature.Turin.Milan[,3])
plot(1961:2002,testTurin,type='l',col='cyan',ylim=c(0,30),
main='standard normal homogeneity test (SNHT), SD different from 1 for 1961-2003',
xlab='Years',ylab='test value')
par(new=TRUE)
plot(1961:2002,testMilan,type='l',col='magenta',ylim=c(0,30),xlab='',ylab='')
legend("top",c('Turin','Milan'),text.col=c('cyan','magenta'))
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