[Insight-users] [ANNOUNCE] ITK 4.4.0 has been released!

[Bill Lorensen]

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> 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>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> 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>>> 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>>>
>>>> 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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>>
>>
>>
>> --
>> Unpaid intern in BillsBasement at noware dot com
>>
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>


-- 
Unpaid intern in BillsBasement at noware dot com
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