Re: [GRASS-user] Preprocessing irsp6 liss4

2009-07-30 Thread Markus Neteler
Hi, you posted to a list... perhas you need to perform atmospheric correction (i.atcorr in GRASS) since they might come from different acquisition dates? Best, Markus On Thu, Jul 30, 2009 at 3:44 AM, Ravinder Singh Bhallarsbha...@gmail.com wrote: Dear Neil/Srini, I'd like to be able to use a

[GRASS-user] Preprocessing irsp6 liss4

2009-07-29 Thread Ravinder Singh Bhalla
Dear Neil/Srini, I'd like to be able to use a single set of training sites for about 6 adjacent imageries (IRS P-6 LISS-IV). I've pre-processed the imageries, calculating the apparent radiance at sensor using the gain and bias values provided in the header (attached file). I had somehow