[GRASS-user] Structure of sig file
Moritz Lennert
mlennert at club.worldonline.be
Fri Jun 7 00:28:36 PDT 2013
On 06/06/13 17:46, katrin eggert wrote:
> Dear all, I have searched but I was not able to find the exact
> structure of the sig files generated by i.gensig.
As this is only used internally, I think the only documentation is in
the source:
http://trac.osgeo.org/grass/browser/grass/trunk/include/imagery.h#L50
> Can anyone point me out what is the structure of the the SIGNATURE
>
> EXAMPLE
>
> #
>
> #Value 1
>
> 643
= number of points in class
>
> 114.958 107.323 128.793
= mean values per band of the class
> 415.38
>
> 460.891 533.341
>
> 600.392 714.442 1071.21
= (semi)-matrix of band-band covariance
Moritz--
Département de Géographie
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