Climate Index calculation for climate4R data

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Documentation for package ‘climate4R.indices’ version 0.2.0

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agroindexFAO FAO Agronomic indices
agroindexFAO_tier1 Wrapper to call FAO_tier1 index calculation functions.
avg Function to compute the average value of a daily time-series
binSpell Function to compute number and length of binary (e.g. 0=dry, 1=wet) spells
cdd.th Cooling Degree Day (CDD)
circIndexGrid Calculation of circulation indices of grids
circIndexShow List all available circulation indices
computeET0 ET0
dr Function to compute the diurnal temperature range
ERAInterim_sst_1981_2010 Exemplary data for 'circIndexGrid.R'
gdd.th Growing Degree Days
gsl Function to compute the growing season length
hdd.th Heating Degree Days (HDD)
indexGrid Climate Indices in Climate4R
indexShow List all available Indices
indicesCPC Calculation of CPC circulation indices from grid.
indicesENSO Calculation of ENSO indices from grid.
indicesWT Calculation of Weather types (WT) circulation indices from grid.
lambWT Calculation of Lamb Weather types (WT).
lds Function to compute the average/maximum length of dry (as defined by wet.threshold) spells
linearTrend Computes linear trend slopes
NCEP_hgt500_2001_2010 Exemplary data for 'circIndexGrid.R'
NCEP_slp_2001_2010 Exemplary data for 'circIndexGrid.R'
nd_thre Function to compute the number of days exceeding (either below or above) a given threshold
nhw Function to compute the number of heatwaves (as defined by threshold and duration)
nrd Function to compute number of rainy days
ns Function to compute the number of spells (either dry or wet), as defined by threshold and duration
percentile Percentile
prcptot Function to compute total precipitation in wet days
prcptot_thre Function to compute total amount of precipitation fallen in strong (as defined by threshold) rainy days
sdii Function to compute precipitation intensity in wet (as defined by wet.threshold) days
tn.th Days with minimum temperature below a given threshold
tx.th Days with maximum temperature above a given threshold
yearStartEnd Function to find the position marking the start and the end of a given year (or a user-defined portion of the year)