Tools for CM SAF NetCDF Data


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Documentation for package ‘cmsaf’ version 1.8.1

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cmsaf-package cmsaf
box_mergetime Function to combine NetCDF files and simultaneously cut a region.
change_att Change attributes of a NetCDF variable.
checkfile Check the filename and directory.
cmsaf cmsaf
cmsaf.add Add the fields of two input NetCDF files.
cmsaf.addc Add a constant to a dataset.
cmsaf.div Divide the fields of two input NetCDF files.
cmsaf.divc Divide data by a constant.
cmsaf.mul Multiply the fields of two input NetCDF files.
cmsaf.mulc Multiply data with a constant.
cmsaf.sub Subtract the fields of two input NetCDF files.
cmsaf.subc Subtract a constant from a dataset.
dayrange This function determines the diurnal range.
divdpm Divide by days per month.
extract.level Extract levels from 4-dimensional NetCDF files.
extract.period Remove a time period.
fldmax Determine the field maximum.
fldmean Determine the field mean.
fldmin Determine the field minimum.
get_time Convert time steps to POSIXct.
levbox_mergetime Function to combine NetCDF files and simultaneously cut a region and level.
mon.anomaly Determine monthly anomalies.
monmax Determine monthly maxima.
monmean Determine monthly means.
monmin Determine monthly minima.
monsd Determine monthly standard deviation.
monsum Determine monthly sums.
muldpm Multiply by days per month.
multimonmean Determine multi-monthly means.
multimonsum Determine multi-monthly sums.
ncinfo Get information about the content of a NetCDF file.
read_nc Read NetCDF variable.
remapbil Bilinear grid interpolation.
seas.anomaly Determine seasonal anomalies.
seasmean Determine seasonal means.
sellonlatbox Select a region by longitude and latitude.
selmon Extract a list of months.
selperiod Extract a list of dates.
selpoint Extract data at a given point.
selpoint.multi Extract data at multiple points.
seltime Extract specific timestep.
selyear Extract a list of years.
timmax Determine all-time maxima.
timmean Determine mean of a timeseries.
timmin Determine all-time minima.
timsd Determine all-time seasonal standard deviations.
trend Determine linear trends.
wfldmean Determine the weighted field mean.
year.anomaly Determine annual anomalies.
yearmean Determine annual means
yearsum Determine annual sums.
ymonmax Determine multi-year monthly maxima.
ymonmean Determine multi-year monthly means.
ymonmin Determine multi-year monthly minima.
ymonsd Determine multi-year monthly standard deviations.
ymonsum Determine multi-year monthly sums.
yseasmax Determine multi-year seasonal maxima.
yseasmean Determine multi-year seasonal means.
yseasmin Determine multi-year seasonal minima.
yseassd Determine multi-year seasonal standard deviations.