[Insight-users] Mattes Mutual Information implementation

[Rick Frank]

What is the reason it is not thread safe?

Rick Frank

On Mar 12, 2013, at 2:10 PM, "Tim Allman" <dr.tim.allman at gmail.com> wrote:

> I have been living with mutual information day and night for  a while. You can get more information about Normalised MI in D. Rueckert et al. IEEE Trans. Med. Imag., 18 712 (1999) and Mattes MI in Mattes et al IEEE Trans. Med. Imag., 22 120-128 (2003) and references contained therein.
> 
> If you understand the methods in the papers, the ITK classes start to make sense in spite of the poor documentation. It is undocumented but true that Mattes MI is not thread safe so you must set the number of threads it uses to 1. I don't know about the other.
> 
> Tim
> 
> On 13-03-12 01:26 PM, Pedro Morais       wrote:
>> Good afternoon,
>> 
>> I'm working with Mattes Mutual Information to register a MRI sequence.
>> Someone can send me some information about Mattes Mutual Information implementation, there are a lot of parameters but I think that the documentation is not enough.
>> I don't understand what is the difference between the Normalized Mutual Information and Mattes Mutual Information. I need to decide between the two methods, but I need to know the advantagens of each technique.
>> 
>> Thanks for the help.
>> -- 
>> Kind Regards,
>> 
>> Pedro Morais
>> 
>> 
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> 
> -- 
> Tim Allman, Ph.D.
> 35 Margaret Street,
> Guelph Ontario N1E 5R6
> Canada
> <dr_tim_allman.vcf>
> _____________________________________
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> 
> Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
> 
> Kitware offers ITK Training Courses, for more information visit:
> http://www.kitware.com/products/protraining.php
> 
> Please keep messages on-topic and check the ITK FAQ at:
> http://www.itk.org/Wiki/ITK_FAQ
> 
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