# Latest

**URL:** https://discourse.itk.org/latest.md?page=76

[Latest](https://discourse.itk.org/latest.md) · [Categories](https://discourse.itk.org/categories.md) · [Tags](https://discourse.itk.org/tags.md)

**Page:** 77

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## [GussianExample.java in SimpleITK example](https://discourse.itk.org/t/gussianexample-java-in-simpleitk-example/2524)

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**Author:** [@sag](https://discourse.itk.org/u/sag)\
**Replies:** 14\
**Last updated:** [December 18, 2019, 3:30pm UTC](https://discourse.itk.org/t/gussianexample-java-in-simpleitk-example/2524 "2019-12-18T15:30:59Z")

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Hi, I installed my simpleitk for Java and gladly used the gaussian Example of it in the manual to be exact it is called GaussianExample.java. problem is that I don’t know what kind of image format to use as input and ou…

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## [Anisotropic diffusion filter does not work with ct scan that has pixel type of 32 bit signed integer](https://discourse.itk.org/t/anisotropic-diffusion-filter-does-not-work-with-ct-scan-that-has-pixel-type-of-32-bit-signed-integer/2533)

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**Author:** [@Jigabytes](https://discourse.itk.org/u/Jigabytes)\
**Replies:** 0\
**Last updated:** [December 17, 2019, 4:41am UTC](https://discourse.itk.org/t/anisotropic-diffusion-filter-does-not-work-with-ct-scan-that-has-pixel-type-of-32-bit-signed-integer/2533 "2019-12-17T04:41:41Z")

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Hi Team, I was trying to denoise CT can image with anisotropic diffusion and I get unsupported pixel type error. I switched to Curvature flow but any ways I can make it work with Anisotropic diffusion filter? Thanks Jite…

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## [2019 ITK Community Survey](https://discourse.itk.org/t/2019-itk-community-survey/2265)

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**Author:** [@matt.mccormick](https://discourse.itk.org/u/matt.mccormick)\
**Replies:** 9\
**Last updated:** [December 17, 2019, 3:13pm UTC](https://discourse.itk.org/t/2019-itk-community-survey/2265 "2019-12-17T15:13:00Z")

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Dear Community Members, The Insight Software Consortium is making long term plans for the continued prosperity of ITK. This survey will help us serve the community better and keep the toolkit viable and relevant to the …

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## [Importing image from array and axis reorder](https://discourse.itk.org/t/importing-image-from-array-and-axis-reorder/1192)

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**Author:** [@fedorov](https://discourse.itk.org/u/fedorov)\
**Replies:** 14\
**Last updated:** [December 16, 2019, 8:01pm UTC](https://discourse.itk.org/t/importing-image-from-array-and-axis-reorder/1192 "2019-12-16T20:01:54Z")

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I am creating image from a numpy array, using itk-python, and I see that it reorders the array axes: print("Array shape: "+str(scanArray.shape)) scanVolume = itk.GetImageFromArray(scanArray) print("Image shape: "+str(sc…

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## [CurvatureFlowImageFilter slowdown on Mac](https://discourse.itk.org/t/curvatureflowimagefilter-slowdown-on-mac/2530)

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**Author:** [@nm97](https://discourse.itk.org/u/nm97)\
**Replies:** 0\
**Last updated:** [December 16, 2019, 2:01pm UTC](https://discourse.itk.org/t/curvatureflowimagefilter-slowdown-on-mac/2530 "2019-12-16T14:01:05Z")

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Hi. I’m using CurvatureFlowImageFilter.cxx example. My Linux machine works 50% faster than Mac. Both have 16 cores and DefaultNumberOfThreads() returns 16 Linux: - 16gb RAM, i7, 2016, SSD. Mac - 16gb RAM, i7, 2017, …

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## [Bill Lorensen](https://discourse.itk.org/t/bill-lorensen/2531)

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**Author:** [@matt.mccormick](https://discourse.itk.org/u/matt.mccormick)\
**Replies:** 0\
**Last updated:** [December 16, 2019, 3:08pm UTC](https://discourse.itk.org/t/bill-lorensen/2531 "2019-12-16T15:08:26Z")

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I am cross-posting the announcement from @willschroeder that the ITK community member and founder, Bill Lorensen has passed away. Bill was an amazing mentor, developer, and friend. I’m very sorry to announce that Bill …

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## [itk-vtkglue for Python 3.7](https://discourse.itk.org/t/itk-vtkglue-for-python-3-7/1679)

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**Author:** [@alkamid](https://discourse.itk.org/u/alkamid)\
**Replies:** 8\
**Last updated:** [December 16, 2019, 3:01pm UTC](https://discourse.itk.org/t/itk-vtkglue-for-python-3-7/1679 "2019-12-16T15:01:41Z")

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I am trying to use itk.VTKImageToImageFilter, but I believe I need itk-vtkglue for that. Unfortunately, a Python 3.7-compatible version is not available on PyPI (https://pypi.org/project/itk-vtkglue/#files). Would it be …

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## [After casting the ImageType to a new data type, ConnectedComponentImageFilter still raising " error: conversion from ‘itk::Concept::IsInteger\<float\>"](https://discourse.itk.org/t/after-casting-the-imagetype-to-a-new-data-type-connectedcomponentimagefilter-still-raising-error-conversion-from-itk-isinteger-float/2462)

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**Author:** [@Sara\_Caffe](https://discourse.itk.org/u/Sara_Caffe)\
**Replies:** 2\
**Last updated:** [December 15, 2019, 4:55pm UTC](https://discourse.itk.org/t/after-casting-the-imagetype-to-a-new-data-type-connectedcomponentimagefilter-still-raising-error-conversion-from-itk-isinteger-float/2462 "2019-12-15T16:55:55Z")

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I have defined the input ImageType as float and the OutputImageType for the ConnectedComponentImageFilter according to the link: typedef float PixelType; constexpr unsigned int Dimension=3; using ImageType=itk::Image\<Pi…

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## [Simplex Mesh Deformable Model doesn't change](https://discourse.itk.org/t/simplex-mesh-deformable-model-doesnt-change/386)

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**Author:** [@breno](https://discourse.itk.org/u/breno)\
**Replies:** 10\
**Last updated:** [December 15, 2019, 4:55pm UTC](https://discourse.itk.org/t/simplex-mesh-deformable-model-doesnt-change/386 "2019-12-15T16:55:09Z")

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Dear itk-developers, I’m trying to use the itkDeformableSimplexMesh3D filter to make a local adjustment of a simplex mesh. The mesh that I want to deform using this filter is already initialized close to the target stru…

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## [SimpleITK, ResampleImageFilter for orthogonal views of MRI data](https://discourse.itk.org/t/simpleitk-resampleimagefilter-for-orthogonal-views-of-mri-data/1878)

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**Author:** [@TanjaIvanovska](https://discourse.itk.org/u/TanjaIvanovska)\
**Replies:** 5\
**Last updated:** [December 13, 2019, 2:24pm UTC](https://discourse.itk.org/t/simpleitk-resampleimagefilter-for-orthogonal-views-of-mri-data/1878 "2019-12-13T14:24:16Z")

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Dear All, i have the following question: i have an MRI dataset and would like to compute the other two orthogonal projections of that dataset. If i understand correctly, ResampleImageFilter should do what i need. But i…

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## [How to get the intensity values at different pixel locations in DICOM image?](https://discourse.itk.org/t/how-to-get-the-intensity-values-at-different-pixel-locations-in-dicom-image/2519)

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**Author:** [@Pooja\_Virkar](https://discourse.itk.org/u/Pooja_Virkar)\
**Replies:** 2\
**Last updated:** [December 13, 2019, 8:58am UTC](https://discourse.itk.org/t/how-to-get-the-intensity-values-at-different-pixel-locations-in-dicom-image/2519 "2019-12-13T08:58:03Z")

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Hello, I am using ITK and VTK for liver segmentation purpose. But my segmentation algorithm needs seed point which I have to select from DICOM images. Firstly, I was using 3D slicer to take seed point positions. But Now…

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## [build and install SimpleITK on windows 10 error](https://discourse.itk.org/t/build-and-install-simpleitk-on-windows-10-error/2520)

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**Author:** [@sag](https://discourse.itk.org/u/sag)\
**Replies:** 3\
**Last updated:** [December 12, 2019, 7:56pm UTC](https://discourse.itk.org/t/build-and-install-simpleitk-on-windows-10-error/2520 "2019-12-12T19:56:36Z")

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Hi, I cloned SimpleITK to my windows 10 pc, created src, bin folders and copied SimpleITK source into src, then naturally tried to configure and generate code for vs2017. I get error in configure step says: could not fi…

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## [Sitk composite image](https://discourse.itk.org/t/sitk-composite-image/2514)

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**Author:** [@kayarre](https://discourse.itk.org/u/kayarre)\
**Replies:** 3\
**Last updated:** [December 12, 2019, 7:05pm UTC](https://discourse.itk.org/t/sitk-composite-image/2514 "2019-12-12T19:05:40Z")

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How can one write a composite image to png with sitk? Currently I cast a composite image with three components to vectorUint8, but when I try to write it to file it gives and itk error. Any suggestions or alternatives?

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## [CurvatureAnisotropicDiffusionImageFilterTest failures](https://discourse.itk.org/t/curvatureanisotropicdiffusionimagefiltertest-failures/2496)

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**Author:** [@seanm](https://discourse.itk.org/u/seanm)\
**Replies:** 9\
**Last updated:** [December 12, 2019, 6:44pm UTC](https://discourse.itk.org/t/curvatureanisotropicdiffusionimagefiltertest-failures/2496 "2019-12-12T18:44:22Z")

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Hi all, This test fails on 2 of my bots, but passes on others: https://open.cdash.org/testSummary.php?project=2&name=CurvatureAnisotropicDiffusionImageFilterTest&date=2019-12-09 Oddly, on Rogue7 it passes in Release b…

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## [Build ITK with itk\_vtk\_glue](https://discourse.itk.org/t/build-itk-with-itk-vtk-glue/2521)

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**Author:** [@machadoL](https://discourse.itk.org/u/machadoL)\
**Replies:** 5\
**Last updated:** [December 12, 2019, 6:32pm UTC](https://discourse.itk.org/t/build-itk-with-itk-vtk-glue/2521 "2019-12-12T18:32:57Z")

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Guys a very beginner question. I’ve tried to build ITK pointing it to VTK\_build, but no success so far. I’ve done that before, but do not remember and cannot find it elsewhere… Thanks!

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## [Configure and Generate ITK project](https://discourse.itk.org/t/configure-and-generate-itk-project/2522)

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**Author:** [@machadoL](https://discourse.itk.org/u/machadoL)\
**Replies:** 2\
**Last updated:** [December 12, 2019, 5:25pm UTC](https://discourse.itk.org/t/configure-and-generate-itk-project/2522 "2019-12-12T17:25:14Z")

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Guys, another very beginner question. I need to configure and generate an ITK project pointing to a specific ITK-BUILD location via command line. One of the machines I work is not running cmake-gui correctly. Could you…

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## [\[SOLVED\] itkTranslationTransform.h: No such file or directory](https://discourse.itk.org/t/solved-itktranslationtransform-h-no-such-file-or-directory/2510)

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**Author:** [@04jwei](https://discourse.itk.org/u/04jwei)\
**Replies:** 2\
**Last updated:** [December 12, 2019, 11:50am UTC](https://discourse.itk.org/t/solved-itktranslationtransform-h-no-such-file-or-directory/2510 "2019-12-12T11:50:38Z")

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When using make on /home/james/ITK/Examples/RegistrationITKv4, I get the error itkTranslationTransform.h: No such file or directory. I’m a bit confused why this occurs, because ITKGroup\_Core group is selected by default …

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## [Error: ImageToVTKImageFilter returning none in python, ITK 5.0.1](https://discourse.itk.org/t/error-imagetovtkimagefilter-returning-none-in-python-itk-5-0-1/2396)

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**Author:** [@Ujhik](https://discourse.itk.org/u/Ujhik)\
**Replies:** 3\
**Last updated:** [December 12, 2019, 8:46am UTC](https://discourse.itk.org/t/error-imagetovtkimagefilter-returning-none-in-python-itk-5-0-1/2396 "2019-12-12T08:46:16Z")

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Hello, i’m using Itk 5.0.1 with Vtk 8.2 copiled by myself with itkVtkGlue and python wrapping on Windows, both static. When i call ImageToVTKImageFilter in python, it returns None. I have Itk 5.0.1 and Vtk 8.2 compiled…

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## [How to upgrade GoogleTest?](https://discourse.itk.org/t/how-to-upgrade-googletest/2477)

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**Author:** [@Niels\_Dekker](https://discourse.itk.org/u/Niels_Dekker)\
**Replies:** 15\
**Last updated:** [December 11, 2019, 6:16pm UTC](https://discourse.itk.org/t/how-to-upgrade-googletest/2477 "2019-12-11T18:16:36Z")

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ITK has quite an old version of GoogleTest. The last update appears to be two years ago, by Francois Budin @fbudin: This old version of GoogleTest produces some static analysis warnings (like "warning C26477: Use ‘nu…

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## [\[SOLVED\] Using make on an example leads to error: itkFEMRegistrationFilter.h: No such file or directory](https://discourse.itk.org/t/solved-using-make-on-an-example-leads-to-error-itkfemregistrationfilter-h-no-such-file-or-directory/2505)

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**Author:** [@04jwei](https://discourse.itk.org/u/04jwei)\
**Replies:** 4\
**Last updated:** [December 11, 2019, 3:53pm UTC](https://discourse.itk.org/t/solved-using-make-on-an-example-leads-to-error-itkfemregistrationfilter-h-no-such-file-or-directory/2505 "2019-12-11T15:53:26Z")

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I copied the source code from https://itk.org/Doxygen/html/Examples\_2RegistrationITKv4\_2DeformableRegistration1\_8cxx-example.html into the home/james/ITK-examples/DeformableRegistration1.cxx together with CMakeLists.txt …

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## [Markov Random Field](https://discourse.itk.org/t/markov-random-field/2507)

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**Author:** [@melrobin](https://discourse.itk.org/u/melrobin)\
**Replies:** 6\
**Last updated:** [December 11, 2019, 1:39pm UTC](https://discourse.itk.org/t/markov-random-field/2507 "2019-12-11T13:39:44Z")

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I am trying to run the code here: https://itk.org/Doxygen/html/Examples\_2Statistics\_2ScalarImageMarkovRandomField1\_8cxx-example.html The executable requires two files: BrainT1Slice.png and BrainT1Slice\_labelled.png Th…

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## [Build Documentation](https://discourse.itk.org/t/build-documentation/2506)

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**Author:** [@melrobin](https://discourse.itk.org/u/melrobin)\
**Replies:** 2\
**Last updated:** [December 11, 2019, 3:15am UTC](https://discourse.itk.org/t/build-documentation/2506 "2019-12-11T03:15:04Z")

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What does turning BUILD\_DOCUMENTATION=ON actually do? I was expecting a build of the software guide or files in the /usr/share directory, but this is not produced. Can anyone explain what the output from this flag is?

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## [Reading HDF5 files](https://discourse.itk.org/t/reading-hdf5-files/2503)

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**Author:** [@rdsouza15](https://discourse.itk.org/u/rdsouza15)\
**Replies:** 3\
**Last updated:** [December 10, 2019, 10:24pm UTC](https://discourse.itk.org/t/reading-hdf5-files/2503 "2019-12-10T22:24:28Z")

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Hello, Using the c++ API, I am trying to read in standard HDF5 files but am unable to (See errors below). I have followed the examples online, but to no avail. Has anyone else had similar problems reading in these file…

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## [ITK in Ubuntu 18.04](https://discourse.itk.org/t/itk-in-ubuntu-18-04/2499)

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**Author:** [@banikr](https://discourse.itk.org/u/banikr)\
**Replies:** 1\
**Last updated:** [December 10, 2019, 1:57pm UTC](https://discourse.itk.org/t/itk-in-ubuntu-18-04/2499 "2019-12-10T13:57:01Z")

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While installing ITK in Ubuntu 18.04 I got the following error message: Does not support python version lower than 3.5 But I ran \>\>python3 --version in my terminal and it says python 3.6 installed! How to solve it?

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## [SetForceOrthogonalDirection not having effect](https://discourse.itk.org/t/setforceorthogonaldirection-not-having-effect/2494)

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**Author:** [@EmileSonneveld](https://discourse.itk.org/u/EmileSonneveld)\
**Replies:** 5\
**Last updated:** [December 10, 2019, 6:15am UTC](https://discourse.itk.org/t/setforceorthogonaldirection-not-having-effect/2494 "2019-12-10T06:15:04Z")

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Hi, I got a .dcm serie of images with gantry tilt. I loaded them with ITK5.1 and ITK4.10, but both of them give a skewed image. Using Dicom2Nifti doesn’t have this problem. Photo as example: This is the code I use: a…

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## [ITK metrics direct application](https://discourse.itk.org/t/itk-metrics-direct-application/2495)

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**Author:** [@machadoL](https://discourse.itk.org/u/machadoL)\
**Replies:** 8\
**Last updated:** [December 9, 2019, 7:23pm UTC](https://discourse.itk.org/t/itk-metrics-direct-application/2495 "2019-12-09T19:23:52Z")

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Hey Guys! I’d like to hear form you if it is possible to apply itk similarity metrics (derived from itkImagetoImageMetric.h) directly for two images. The thing is: I’d like to used different similarity metrics to measu…

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## [Some DICOM tags are not copied even when setting LoadPrivateTagsOn & SetMaxSizeLoadEntry](https://discourse.itk.org/t/some-dicom-tags-are-not-copied-even-when-setting-loadprivatetagson-setmaxsizeloadentry/2493)

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**Author:** [@Silvina](https://discourse.itk.org/u/Silvina)\
**Replies:** 0\
**Last updated:** [December 9, 2019, 2:20pm UTC](https://discourse.itk.org/t/some-dicom-tags-are-not-copied-even-when-setting-loadprivatetagson-setmaxsizeloadentry/2493 "2019-12-09T14:20:04Z")

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Hi, I am trying to anonymize DICOM files, while keeping the rest of the data. Some keys are lost during the copy, for example: 00e1|1046, 01f1|100f , 01f1|1044, 01f7|109b Also one key is added 0028|1054 with value U…

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## [what are the command line arguments to run FirstReconstruction.exe](https://discourse.itk.org/t/what-are-the-command-line-arguments-to-run-firstreconstruction-exe/2482)

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**Author:** [@sag](https://discourse.itk.org/u/sag)\
**Replies:** 1\
**Last updated:** [December 9, 2019, 1:29pm UTC](https://discourse.itk.org/t/what-are-the-command-line-arguments-to-run-firstreconstruction-exe/2482 "2019-12-09T13:29:52Z")

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Hi, thanks for the help it worked. I have been struggling with the file format for example firstReconstruction in rtf examples. I managed to build it. it seems that I have to run it as follows: FirstReconstruction.exe…

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## [rkttutoriablapplicaiton sample, adding volumes](https://discourse.itk.org/t/rkttutoriablapplicaiton-sample-adding-volumes/2489)

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**Author:** [@sag](https://discourse.itk.org/u/sag)\
**Replies:** 1\
**Last updated:** [December 9, 2019, 1:27pm UTC](https://discourse.itk.org/t/rkttutoriablapplicaiton-sample-adding-volumes/2489 "2019-12-09T13:27:35Z")

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Hi, I work on the rtktutorialapplication project in RTK/applications folder and I have followed instruction in the xxx.cxx file and built it. now I need two volumes as arguments for rtktutorialapplication.exe vol1 vol2. …

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## [Check if a 2D ROI bounding box is within another 2D ROI bounding box dimensions](https://discourse.itk.org/t/check-if-a-2d-roi-bounding-box-is-within-another-2d-roi-bounding-box-dimensions/2457)

<div class="topic-metadata">

**Author:** [@Jigabytes](https://discourse.itk.org/u/Jigabytes)\
**Replies:** 10\
**Last updated:** [December 9, 2019, 4:59am UTC](https://discourse.itk.org/t/check-if-a-2d-roi-bounding-box-is-within-another-2d-roi-bounding-box-dimensions/2457 "2019-12-09T04:59:06Z")

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Hi All, I have a use case where I need to check if ROI A’s 2D bounding box falls within ROI B’s 2D bounding box dimensions. Since each 2D bounding box dimensions are in format (startx, starty, x size, ysize) is there dir…

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