[Neuroimaging] [Dipy] Problem with QuickBundle

Eleftherios Garyfallidis garyfallidis at gmail.com
Tue Jul 14 21:57:16 CEST 2015


And what

dipy.__version__

is giving you?

On Tue, Jul 14, 2015 at 3:47 PM, Ignacio Javier Osorio Wallace <
iosorio at udec.cl> wrote:

> Hi Eleftherios,
>
> Thanks for replying so soon.
>
> What i got from dipy.get_info() was:
>
> {'sys_version': '2.7.9 (default, Dec 10 2014, 12:24:55) [MSC v.1500 32 bit
> (Intel)]', 'commit_source': '(none found)', 'np_version': '1.9.2',
> 'commit_hash': '<not found>', 'pkg_path':
> 'C:\\Python27\\lib\\site-packages\\dipy', 'sys_executable':
> 'C:\\Python27\\python.exe', 'sys_platform': 'win32'}
>
> I hope this will help.
>
> Many thanks,
> Ignacio.
>
>
> El 2015-07-13 19:15, Eleftherios Garyfallidis escribió:
>
>> Hi Ignacio,
>>
>> Thank you for your question. We are currently changing the API of
>> QuickBundles. Most likely you are using the documentation from the
>> development version but running code from a released version?
>>
>> Can you try
>>
>> import dipy
>> dipy.get_info()
>>
>> and tell me here what you are getting?
>>
>> Many thanks,
>> Eleftherios
>>
>> On Mon, Jul 13, 2015 at 6:00 PM, Ignacio Javier Osorio Wallace
>> <iosorio at udec.cl> wrote:
>>
>>  Hello there, my name is Ignacio Osorio Wallace, I'm an electronic
>>> engineer student at Concepcion University (Chile). I'm currently
>>> working on the creating of a software that could use your library to
>>> reconstruct and segment brain fiber from the NIfTI1Image objects.
>>>
>>> I followed your examples to get a hint of how to work with Dipy.
>>> And I'm having some problems with the QuickBundle. The specific
>>> problem is shown here:
>>>
>>> """
>>> Traceback (most recent call last):
>>>   File
>>> "/home/cocobio/MEGA/2015/Python/Project/segment_quickbundles.py",
>>> line 43, in <module>
>>>     clusters = qb.cluster(streamlines)
>>>   File
>>> "/usr/local/lib/python2.7/dist-packages/dipy/segment/clustering.py",
>>> line 459, in cluster
>>>     ordering=ordering)
>>>   File "dipy/segment/clustering_algorithms.pyx", line 111, in
>>> dipy.segment.clustering_algorithms.quickbundles
>>> (dipy/segment/clustering_algorithms.c:3179)
>>>   File "dipy/segment/clusteringspeed.pyx", line 273, in
>>> dipy.segment.clusteringspeed.QuickBundles.assignment_step
>>> (dipy/segment/clusteringspeed.c:3840)
>>> ValueError: Data features' shapes must be compatible according to
>>> the metric used!
>>> """
>>>
>>> I think I'm not doing anything wrong, since this is the example
>>> code provided by the Dipy web-page. The reconstruction and tracking
>>> using ODF is working perfectly.
>>>
>>> If you could help in any way, I will greatly appreciate.
>>>
>>> Thanks for your time. And I hope my English didn't sound to casual.
>>>
>>> Ignacio Osorio Wallace.
>>> _______________________________________________
>>> Neuroimaging mailing list
>>> Neuroimaging at python.org
>>> https://mail.python.org/mailman/listinfo/neuroimaging [1]
>>>
>>
>>
>>
>> Links:
>> ------
>> [1] https://mail.python.org/mailman/listinfo/neuroimaging
>>
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