Sebastian P. Luque wrote: > On Mon, 12 Nov 2007 23:29:59 +0100 (CET), > Roger Bivand <[EMAIL PROTECTED]> wrote: > > [...] > > >> Then the fallback is to write a GTiff, and use gdal_translate to convert >> it (one of the gdal utilities that build with the GDAL shared >> object). If the same problem occurs, you may need to install netCDF and >> GDAL from source. If that doesn't resolve it, then you'll need to >> reshape the data to the required format and use functions in the ncdf >> package to create and write to the file. >> > > I found out that the Debian packages with the gdal_translate binary is > gdal-bin, and trying to writeGDAL() to GTiff and then gdal_translate as > suggested earlier gives the same error message about cdfid not being > valid. > > Just so I understand how the SpatialGridDataFrame object is structured: > > R> gridparameters(locs.sub.ts) > cellcentre.offset cellsize cells.dim > 1 -69.12 0.06109 113 > 2 63.64 0.03424 122 > R> bbox(locs.sub.ts) > min max > coords.x1 -69.15 -62.25 > coords.x2 63.62 67.80 > > How are the data (e.g. z values) aligned with respect to these values? I > would like to know what as.data.frame(locs.sub.ts) returns: the > coordinates and data for the midpoint of the cell, or the data for some > other reference point in the cell. Thanks again for any help. > The midpoint. -- Edzer
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