Re: [GRASS-user] Question about MODIS band 5 destriping?

2008-04-10 Thread Craig Leat
Glynn Clements wrote: The main issue is that you can't store both the real and imaginary components (or, alternatively, magnitude and phase) in a single map. Hi It appears to me that this could be done if the raster maps supported layers, AKA surfaces in my work group. Regards Craig

Re: [GRASS-user] Question about MODIS band 5 destriping?

2008-04-09 Thread Markus Neteler
On Wed, Apr 9, 2008 at 1:52 PM, Nikos Alexandris [EMAIL PROTECTED] wrote: Dear MODIS-experts, I attempted to de-stripe a MODIS band 5 (periodic striping) with FFT and Which data do you use here (just curious)? The raw bands? manual masking in the frequency domain (as explained in

Re: [GRASS-user] Question about MODIS band 5 destriping?

2008-04-09 Thread Glynn Clements
Markus Neteler wrote: I think that the strange i.fft file format is an obstacle here. AFAIK it is not saved as normal raster file which limits the possibilities to elaborate. Maybe I am wrong, don't quite remember well.. No, you're quite correct. i.ifft ignores the actual input map, reading