> Done that, but note I was wrong about how many channels are required for
> each sub-image for Median. In fact CHANMAP requires 4 (Malcolm is that
> what you intended? 3 would seem to be enough).
Yes it was after some thought. You can clearly generate a middle value
with three, but is it likely to be representative. 4 at least lets you
average the middle two. If people want a median from three I can
change it CHANMAP ESTIMATOR options to allow it.
Malcolm
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