roadmap question

[Jonathan Coles]

Am Montag, den 31.01.2005, 11:12 -0500 schrieb Daniel Calvelo Aros:
> Russell Nelson writes:
> > Jonathan Coles writes:
> > > seen and having multiple rasters is useful. however, when would 
> > > it be necessary to *blend* two (or more) rasters? (i'm not trying 
> > > to sound like i'm against the idea, i just want to know when it 
> > > would be used.)
> > 
> > If you want to see how useful this can be, check out how mapview 
> > does it:
> > 
> > http://pygps.org/#mapview
> 
> Indeed. You think it is just a gizmo until you've used it. Afterwards, it
> becomes as useful as having a legend. Really.
> 
> Blend your DEM with hillshading with a scanned chart. 
> 
> Blend three kernel-based distribution rasters in R,G and B hues to get a
> three-variable statistical view.
> 
> Blend your DEM with a landsat image.
> 
> See?

ok, i get it. it does sound pretty useful.

thanks,

--jonathan

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