[GRASS-user] i.pca with multiple input bands

Markus Neteler neteler at osgeo.org
Sun Nov 22 11:01:06 EST 2009


On Sun, Nov 22, 2009 at 4:39 PM, Martin Landa <landa.martin at gmail.com> wrote:
> 2009/11/22 pdu <du at cs.utk.edu>:
>> i.pca input=band1 at PERMANENT,band2 at PERMANENT, ..., band224 at PERMANENT
>
> input=`g.mlist type=rast pattern=band*`

Small correction (add sep=","):

i.pca input=`g.mlist type=rast pattern=band* sep=","` out=...

otherwise the list won't be properly comma separated.

Markus


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