id	keyword
esrj-65577	series
esrj-65577	time
esrj-65577	time series
esrj-65577	model
esrj-65577	mean
esrj-65577	data
esrj-65577	variance
esrj-65577	seasonal
esrj-65577	parameters
esrj-65577	analysis
esrj-65577	hydrological
esrj-65577	beta
esrj-65577	distribution