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library(CSTools)
library(zeallot)
library(s2dv)
source("https://earth.bsc.es/gitlab/nperez/Flor/-/raw/master/CST_Load_devel_from_s2dv.R")
S5path <- list(name = 'SEAS5',
path = '/esarchive/exp/ecmwf/system5c3s/$STORE_FREQ$_mean/$VAR_NAME$_s0-24h/$VAR_NAME$_$START_DATE$.nc')
ERA5path <- list(name = 'ERA5',
path = '/esarchive/recon/ecmwf/era5/$STORE_FREQ$_mean/$VAR_NAME$_f1h-r1440x721cds/$VAR_NAME$_$YEAR$$MONTH$.nc')
sdates <- paste0(1993:2016, '04', '01')
c(hcst, hcst_ref) %<-% CST_Load_s2dv(var = 'prlr',
exp = list(S5path),
obs = list(ERA5path),
sdates = sdates,
lonmin = -10, lonmax = 0,
latmin = 35, latmax = 40,
storefreq = 'daily',
leadtimemin = 1, leadtimemax = 214,
nmember = 25, output = "lonlat")
hcst$data <- hcst$data * 3600 * 24 * 1000
attributes(hcst$Variable)$units <- 'mm'
hcst_ref$data <- hcst_ref$data * 3600 * 24 * 1000
attributes(hcst_ref$Variable)$units <- 'mm'
c(fcst, obs) %<-% CST_Load_s2dv(var = 'prlr',
exp = list(S5path),
obs = list(ERA5path),
sdates = '20220401',
lonmin = -10, lonmax = 0,
latmin = 35, latmax = 40,
storefreq = 'daily',
leadtimemin = 1, leadtimemax = 214,
nmember = 50, output = "lonlat")
fcst$data <- fcst$data * 1000 * 3600 * 24
attributes(fcst$Variable)$units <- 'mm'
obs$data <- obs$data * 1000 * 3600 * 24
attributes(obs$Variable)$units <- 'mm'
source("https://earth.bsc.es/gitlab/external/cstools/-/raw/master/R/CST_QuantileMapping.R")
library(qmap)
library(multiApply)
library(abind)
fcst_QM <- CST_QuantileMapping(exp = hcst,
obs = hcst_ref,
exp_cor = fcst, wet = TRUE,
ncores = 6)
hcst_QM <- CST_QuantileMapping(exp = hcst,
obs = hcst_ref, wet = TRUE,
ncores = 6)
# Lines to be removed when CSIndicators is up-date
source("https://earth.bsc.es/gitlab/es/csindicators/-/raw/develop-CST_checks/R/PeriodAccumulation.R")
source("https://earth.bsc.es/gitlab/es/csindicators/-/raw/develop-CST_checks/R/SelectPeriodOnDates.R")
source("https://earth.bsc.es/gitlab/es/csindicators/-/raw/develop-CST_checks/R/SelectPeriodOnData.R")
source("https://earth.bsc.es/gitlab/es/csindicators/-/raw/develop-CST_checks/R/zzz.R")
sprR_fcst <- CST_PeriodAccumulation(fcst_QM,
start = list(21,4),
end = list(21,6), na.rm = FALSE,
time_dim = 'ftime', ncores = 6)
sprR_hcst <- CST_PeriodAccumulation(hcst,
start = list(21,4),
end = list(21,6),
time_dim = 'ftime', ncores = 6)
sprR_hcst_ref <- CST_PeriodAccumulation(hcst_ref,
start = list(21,4),
end = list(21,6),
time_dim = 'ftime', ncores = 6)
sprR_obs <- CST_PeriodAccumulation(obs,
start = list(21,4),
end = list(21,6),
time_dim = 'ftime', ncores = 6)
sprR_hcst_QM <- CST_PeriodAccumulation(hcst_QM,
start = list(21,4),
end = list(21,6),
time_dim = 'ftime', ncores = 6)
sprR_fcst$data <- MeanDims(sprR_fcst$data, c('lat', 'lon'))
sprR_hcst$data <- MeanDims(sprR_hcst$data, c('lat', 'lon'))
sprR_hcst_ref$data <- MeanDims(sprR_hcst_ref$data, c('lat', 'lon'))
sprR_obs$data <- MeanDims(sprR_obs$data, c('lat', 'lon'))
sprR_hcst_QM$data <- MeanDims(sprR_hcst_QM$data, c('lat', 'lon'))
metric <- RPSS(sprR_hcst_QM$data, obs = sprR_hcst_ref$data)
terciles <- quantile(sprR_hcst_QM$data, c(0.33, 0.66))
extremes <- quantile(sprR_hcst_QM$data, c(0.10, 0.90))
# This line could be removed if 'mem_dim' parameter is added to the function:
dim(sprR_fcst$data) <- c(members = 50, sdate = 1)
PlotForecastPDF(sprR_fcst$data,
tercile.limits = as.vector(terciles),
extreme.limits = extremes,
var.name = "sprR (mm)",
title = "Seasonal forecasts at West Iberian Peninsula",
fcst.names = paste("Start date: 2022-04-01\n fRPSS:",
round(metric$rpss, 3)),
obs = as.vector(sprR_obs$data),
plotfile = "sprR_PlotForecast_csindicators_2022.png"))