agg                     Aggregation using box-averaging
downscale               Downscale a precipitation field
fft2d                   Compute spatial Fourier power spectrum
fitslope                Compute logarithmic slope of a spatial power
                        spectrum
gaussianize             Gaussianize field using rank ordering
initmetagauss           Generate the spectral amplitudes for a
                        metagaussian field
interpola               Interpolate field using nearest neighbors
lon_lat_fine            Linear interpolation of longitude and latitude
                        vectors to higher resolution
mergespec               Spectral merging of a coarse field and of a
                        fine field at a given wavenumber
metagauss               Generate a metagaussian field
rainfarm                Perform RainFARM downscaling
remapcon                Conservative remapping
rfweights               Derive weights from a fine-scale precipitation
                        climatology
smoothconv              Smoothening using convolution with a circular
                        kernel
