Matching multiple rasters with colour ramps

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Mister Scoville

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Apr 25, 2008, 10:56:11 AM4/25/08
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I'm hoping someone can help with this problem I'm having matching the
colour ramp between multiple adjacent digital surface model tiles.
Each tile displays the full colour ramp, but because they vary in the
range of heights there is no match-up at their boundaries. I've had a
play with the stretched colour ramp functions but without success.

maphew

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May 16, 2008, 2:32:05 PM5/16/08
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This is how I've dealt with this in Arcmap 9.2:

Set the layer symbology for each raster to Stretched, Min-max, and
edit high-low values to be the same across all the layers.

Unfortunately there is no method (that I know of) to define the
symbology once and then apply to to all layers. It does reduce the
number of clicks a teeny bit to use the [Import] symbology button.
When done group the layers and save the group as a layer file so you
don't have to do this again.

If the rasters are in GRID format I believe there is a way to save a
common color table for each one but I've lost touch with how. Search
through the commandline Arcinfo Workstation docs/forums for that.

cheers,
-matt

On Apr 25, 7:56 am, Mister Scoville <andrew.adc...@wales.gsi.gov.uk>
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