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[Panagiotis Foteinos]

Yes.

This is indeed the file I tried to read. The very first file in the list of
the "3D Volume" Tab.

Best,
Panagiotis


On Wed, Jul 10, 2013 at 5:39 PM, Vladimir S. FONOV <vladimir.fonov at gmail.com
> wrote:

> Hello,
>
>
> Assuming that file is not modified  - I have it , it's 3Gb in size, md5sum
> 2aa33ed570da7ec0842f37bb5d0f38**da
> sha256sum 117d9d089e248f2ab0ef3d5571c82e**827668a8eba3ed8095fbbfaa7a0755**
> 71c5
>
>
>
> On 13-07-10 05:34 PM, Bill Lorensen wrote:
>
>> I have asked for the Big Brain Project for an account. I'll proceed once
>> I get permission.
>>
>> The Big Brain Project is an exciting project and I hope ITK can access
>> its data.
>>
>>
>>
>> On Wed, Jul 10, 2013 at 5:30 PM, Panagiotis Foteinos
>> <panagiotis.foteinos at gmail.com <mailto:panagiotis.foteinos@**gmail.com<panagiotis.foteinos at gmail.com>
>> >>
>>
>> wrote:
>>
>>     Dear all,
>>     thank you for your advice.
>>
>>     Vladimir: yes, this is the right file. However, my 64bit system
>>     machine has 96GB of memory, so RAM is not a problem. Actually, no
>>     RAM is being used, since it seems that the file is not even opened.
>>
>>     Bill: Would you still like a pointer to the file?
>>
>>     Best Regards,
>>     Panagiotis
>>
>>
>>     On Wed, Jul 10, 2013 at 5:09 PM, Bill Lorensen
>>     <bill.lorensen at gmail.com <mailto:bill.lorensen at gmail.**com<bill.lorensen at gmail.com>>>
>> wrote:
>>
>>         Vladimir,
>>
>>         I suspect that you are correct. This huge dataset will require
>>         special processing.
>>
>>         Bill
>>
>>
>>
>>         On Wed, Jul 10, 2013 at 5:06 PM, Vladimir S. FONOV
>>         <vladimir.fonov at gmail.com <mailto:vladimir.fonov at gmail.**com<vladimir.fonov at gmail.com>>>
>> wrote:
>>
>>             Hello,
>>
>>             if it is the same file as the one from the bigbrain project,
>>             it has dimensions of 1970x2330x1890 , stored as unsigned
>>             short (2bytes per voxel), and required approximately 32Gb of
>>             ram to load it in memory - MINCImageIO will load the whole
>>             volume into memory  as array of floats.
>>
>>             Also, the volume is stored in YZX order , with Y fastest
>>             varying, because ITK only allows using XYZ order the
>>             MINCImageIO transposes the volume as part of loading it into
>>             memory.
>>
>>             I have tried to load the whole volume into memory on a 64bit
>>             machine with 128Gb of ram using ITK-4.4 version and the test
>>             worked properly, although took a bit of time.
>>
>>             Maybe the error appears when the machine does not have RAM?
>>
>>
>>             On 13-07-10 02:38 PM, Panagiotis Foteinos wrote:
>>
>>                 It is the first mnc file I have ever worked on.
>>
>>                 Let me see how other software behaves, and I will report
>>                 back.
>>
>>                 Thank you,
>>                 Panagiotis
>>
>>
>>                 On Wed, Jul 10, 2013 at 2:35 PM, Bill Lorensen
>>                 <bill.lorensen at gmail.com <mailto:bill.lorensen at gmail.**
>> com <bill.lorensen at gmail.com>>
>>                 <mailto:bill.lorensen at gmail.__**com
>>
>>                 <mailto:bill.lorensen at gmail.**com<bill.lorensen at gmail.com>>>>
>> wrote:
>>
>>                      Have you ever read this file with other software?
>>                 Have you tried
>>                      other mnc files?
>>
>>
>>                      On Wed, Jul 10, 2013 at 2:25 PM, Panagiotis Foteinos
>>                      <panagiotis.foteinos at gmail.com
>>                 <mailto:panagiotis.foteinos@**gmail.com<panagiotis.foteinos at gmail.com>
>> >
>>                      <mailto:panagiotis.foteinos at __**gmail.com<http://gmail.com>
>>
>>                 <mailto:panagiotis.foteinos@**gmail.com<panagiotis.foteinos at gmail.com>>>>
>> wrote:
>>
>>                          I have given all the permissions to the file in
>>                 question.
>>
>>                          The error I am getting is:
>>
>>                          *********************
>>
>>                 /home/pfoteino/local/bin/itk-_**
>> _4.4.0-bin/release/Modules/__**ThirdParty/MINC/ITKMINC2___**
>> ExternalProject/libsrc2/__**volume.c:142
>>
>>                          (from MINC2): Unable to open file
>>
>>                 '/home/pfoteino/ITK_Images/__**
>> BigBrain/full16_100um_2009b___**sym.mnc'
>>
>>                          ExceptionObject caught!
>>
>>                          itk::ExceptionObject (0x28ab790)
>>                          Location: "unknown"
>>                          File:
>>
>>                 /home/pfoteino/local/src/ITK-_**
>> _4.4.0/Modules/IO/ImageBase/__**src/itkImageIOBase.cxx
>>
>>                          Line: 366
>>                          Description: itk::ERROR:
>>                 MINCImageIO(0x28aecf0): Unknown
>>                          component type: 0
>>
>
>
> --
> Best regards,
>
>  Vladimir S. FONOV ~ vladimir.fonov <at> gmail.com
>
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