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Image registration [message #31215] Wed, 19 June 2002 04:01 Go to previous message
carsten is currently offline  carsten
Messages: 2
Registered: February 2002
Junior Member
Dear all,

I am fairly new to IDL, so bear with me please.
I have two images of the same object, only with different intensities.
I want to create an image that displays the ratio of the two input
images. I programmed that and it works.
Problem is that the object I am imaging might have moved by up to 10
pixels (at a 256*256 matrix) in between, so I need to match the
position of these two images before I calculate their ratio. The
movement might include translation as well as rotation.
Is there a routine in IDL that does such an operation? Alternatively,
does any among you have any clever suggestion how to go about this?
Many thanks!

Carsten
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