[MINC-users] getting a specific voxel value from a minc file

Rupert Brooks rupe.brooks at gmail.com
Tue Oct 16 08:49:00 EDT 2007


Hi,

I really hope im not missing something too obvious here.. but im stuck.

In the process of checking some data importing, im trying to retrieve
the actual value of a specific voxel in a minc file.  I am using
register - i enter a specific world coordinate or voxel coordinate in
the appropriate fields and read off the value stored there from the
field below (beside the "Filter" button)

According to my understanding, to do what i want, i should set the
filter to "Nearest".

Unfortunately the reported value seems off - it seems to be always
filtered. In fact, no matter what i set the filter to, the value is
the same.  The minc volume was created by hand, and contains only
integer values.  Register is reporting values that are non integer.

I'm using  the build of register from  here.
http://packages.bic.mni.mcgill.ca/cygwin/

So, my questions are - am i using the tool wrong?  Is there another,
easier way to do this (A command line solution would be ideal)?  If i
rebuild a newer version of register - no small project because i am on
Windows - will this problem go away?

Thanks
Rupert B.
-- 
--------------------------------------------------------------
Rupert Brooks
McGill Centre for Intelligent Machines (www.cim.mcgill.ca)
Ph.D Student, Electrical and Computer Engineering
http://www.cyberus.ca/~rbrooks


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