Linear interpolation of longitude and latitude vectors to higher resolution
Longitude and latitude vectors are interpolated higher
resolution increasing dimensions by a factor nf
. The grid spacings
of the first two and of the last two elements are used to
extrapolate at the boundaries.
lon_lat_fine(lon, lat, nf)
lon |
vector of longitudes. |
lat |
vector of latitudes. |
nf |
factor by which to increase resolution. |
List with elements lon
and lat
with resolution increased by
factor nf
.
Jost von Hardenberg, j.vonhardenberg@isac.cnr.it
lon <- 5:9 lat <- 43:47 nf <- 4 grid <- lon_lat_fine(lon, lat, nf) grid$lon # [1] 4.625 4.875 5.125 5.375 5.625 5.875 6.125 6.375 6.625 6.875 7.125 7.375 # [13] 7.625 7.875 8.125 8.375 8.625 8.875 9.125 9.375 grid$lat # [1] 42.625 42.875 43.125 43.375 43.625 43.875 44.125 44.375 44.625 44.875 # [11] 45.125 45.375 45.625 45.875 46.125 46.375 46.625 46.875 47.125 47.375
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