[Insight-users] KdTreeBasedKMeansClustering for 3D vector image

[wanlin]

Hi, Sara,
         You need to make MeasurementVectorType consistent in your code.
Replace
typedef itk::Vector< PixelType, 3 > MeasurementVectorType;
with
typedef AdaptorType::MeasurementVectorType MeasurementVectorType;



wanlin


On Wed, Dec 8, 2010 at 9:58 AM, Sara Rolfe <smrolfe at u.washington.edu> wrote:

> Here is the code for the previous email.
>
>
>
>
> On Dec 7, 2010, at 2:50 PM, Sara Rolfe wrote:
>
>  Thanks, that's working for me now.  Sorry for the string of questions, but
>> I'm now back to my original problem, with the assignment of the membership
>> functions, in line 127.  I am guessing it's a problem with the data type,
>> but it seems like this generalized version of k-means should support
>> clustering vectors, since k-means is frequently used on color images.  The
>> error message is below and my code is attached.  Please let me know if you
>> have any advice.
>>
>> /Users/smrolfe/build/KdTreeBasedKMeansClustering.cxx: In function ‘int
>> main(int, char**)’:
>> /Users/smrolfe/build/KdTreeBasedKMeansClustering.cxx:129: error: no
>> matching function for call to ‘std::vector<itk::SmartPointer<const
>> itk::Statistics::MembershipFunctionBase<main(int, char**)::PixelType> >,
>> std::allocator<itk::SmartPointer<const
>> itk::Statistics::MembershipFunctionBase<main(int, char**)::PixelType> > >
>> >::push_back(itk::Statistics::DistanceToCentroidMembershipFunction<main(int,
>> char**)::MeasurementVectorType>*)’
>> /Developer/SDKs/MacOSX10.5.sdk/usr/include/c++/4.0.0/bits/stl_vector.h:602:
>> note: candidates are: void std::vector<_Tp, _Alloc>::push_back(const _Tp&)
>> [with _Tp = itk::SmartPointer<const
>> itk::Statistics::MembershipFunctionBase<main(int, char**)::PixelType> >,
>> _Alloc = std::allocator<itk::SmartPointer<const
>> itk::Statistics::MembershipFunctionBase<main(int, char**)::PixelType> > >]
>> /Users/smrolfe/build/KdTreeBasedKMeansClustering.cxx:59: warning: unused
>> variable ‘outputImageFileName’
>> /Users/smrolfe/ITK-Sandbox/ITK/Code/Numerics/Statistics/itkEuclideanDistanceMetric.txx:
>> In member function ‘double
>> itk::Statistics::EuclideanDistanceMetric<TVector>::Evaluate(const typename
>> itk::Statistics::DistanceMetric<TVector>::MeasurementVectorType&) const
>> [with TVector = main(int, char**)::MeasurementVectorType]’:
>> /Users/smrolfe/build/KdTreeBasedKMeansClustering.cxx:133:   instantiated
>> from here
>> /Users/smrolfe/ITK-Sandbox/ITK/Code/Numerics/Statistics/itkEuclideanDistanceMetric.txx:44:
>> error: no match for ‘operator-’ in ‘(+#‘obj_type_ref’ not supported by
>> dump_expr#<expression error>((&((const
>> itk::Statistics::EuclideanDistanceMetric<main(int,
>> char**)::MeasurementVectorType>*)this)->itk::Statistics::EuclideanDistanceMetric<main(int,
>> char**)::MeasurementVectorType>::<anonymous>)))->itk::Array<double>::<anonymous>.vnl_vector<T>::operator[]
>> [with T = double](i) - (+ x)->itk::Vector<main(int, char**)::PixelType,
>> 3u>::<anonymous>.itk::FixedArray<TValueType, VLength>::operator[] [with
>> TValueType = main(int, char**)::PixelType, unsigned int VLength = 3u](i)’
>> /Users/smrolfe/ITK-Sandbox/ITK/Code/Numerics/Statistics/itkEuclideanDistanceMetric.txx:
>> In member function ‘double
>> itk::Statistics::EuclideanDistanceMetric<TVector>::Evaluate(const typename
>> itk::Statistics::DistanceMetric<TVector>::MeasurementVectorType&, const
>> typename itk::Statistics::DistanceMetric<TVector>::MeasurementVectorType&)
>> const [with TVector = main(int, char**)::MeasurementVectorType]’:
>> /Users/smrolfe/build/KdTreeBasedKMeansClustering.cxx:133:   instantiated
>> from here
>> /Users/smrolfe/ITK-Sandbox/ITK/Code/Numerics/Statistics/itkEuclideanDistanceMetric.txx:69:
>> error: cannot convert ‘itk::Vector<double, 2u>’ to ‘const double’ in
>> initialization
>> make[2]: ***
>> [CMakeFiles/KdTreeBasedKMeansClustering.dir/KdTreeBasedKMeansClustering.cxx.o]
>> Error 1
>> make[1]: *** [CMakeFiles/KdTreeBasedKMeansClustering.dir/all] Error 2
>>
>>
>> On Dec 7, 2010, at 2:19 PM, David Doria wrote:
>>
>>  On Tue, Dec 7, 2010 at 5:14 PM, Sara Rolfe <smrolfe at u.washington.edu>
>>> wrote:
>>>
>>>> Ok, I've decided that it's worth the trouble to reinstall the newest
>>>> version
>>>> of ITK.  Now I'm having trouble finding/replacing the filters I was
>>>> using.
>>>>
>>>> Does someone know what happened with the ImageToListAdaptor?  And if
>>>> there's
>>>> something similar I can replace it with?
>>>>
>>>> Also, is there a webpage where I can see what was discontinued and what
>>>> was
>>>> replaced?  I didn't see the info I'm looking for on this wiki page:
>>>> http://www.itk.org/Wiki/ITK_Release_3.18_Changed_From_Previous
>>>>
>>>
>>> Good choice :)
>>>
>>> It is now called ImageToListSampleAdaptor
>>> http://www.itk.org/Doxygen/html/classitk_1_1ImageToListSampleAdaptor.html
>>> (the documentation seems to be down at the moment, check that link later)
>>>
>>> Here is an example:
>>> http://www.itk.org/Wiki/ITK/Examples/Statistics/ImageToListSampleAdaptor
>>>
>>> David
>>>
>>
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