# Engineering

**URL:** https://discourse.itk.org/c/engineering/6.md?page=23

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

**Page:** 24

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## [Set up masks for registration metric](https://discourse.itk.org/t/set-up-masks-for-registration-metric/370)

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**Author:** [@Ray](https://discourse.itk.org/u/Ray)\
**Replies:** 1\
**Last updated:** [October 30, 2017, 9:08pm UTC](https://discourse.itk.org/t/set-up-masks-for-registration-metric/370 "2017-10-30T21:08:11Z")

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Is there any example file/code of how to set up masks for registration metric? Thanks!

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## [Transform itk::Image to itk::SpatialObject](https://discourse.itk.org/t/transform-itk-image-to-itk-spatialobject/371)

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**Author:** [@Ray](https://discourse.itk.org/u/Ray)\
**Replies:** 1\
**Last updated:** [October 30, 2017, 8:31pm UTC](https://discourse.itk.org/t/transform-itk-image-to-itk-spatialobject/371 "2017-10-30T20:31:29Z")

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What’s the best way to transform an itk::Image class to an itk::SpatialObject class? Thanks! Edit: The context is I have an itk::Image object which contains the a label map, and I would like to transform this object to…

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## [SimpleITK dicom series, read tags](https://discourse.itk.org/t/simpleitk-dicom-series-read-tags/362)

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**Author:** [@jonasteuwen](https://discourse.itk.org/u/jonasteuwen)\
**Replies:** 1\
**Last updated:** [October 28, 2017, 1:11pm UTC](https://discourse.itk.org/t/simpleitk-dicom-series-read-tags/362 "2017-10-28T13:11:12Z")

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Dear ITK users, As we are working on a reader study, we want to change some dicom tags so the reader is unable to discover which of the images they are looking at. Previously I wrote tool for that in ITK, which works we…

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## [New Thread Pool Update](https://discourse.itk.org/t/new-thread-pool-update/359)

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**Author:** [@blowekamp](https://discourse.itk.org/u/blowekamp)\
**Replies:** 15\
**Last updated:** [October 27, 2017, 9:22pm UTC](https://discourse.itk.org/t/new-thread-pool-update/359 "2017-10-27T21:22:59Z")

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The recent merging of the thread pools seems impressively successful on the dashboard. So I am tyring to figure out the impact of this recent ThreadPool topic. I am seeing the following things: New ITK\_USE\_THREAD\_POOL…

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## [No support for 64-bit integral pixel types](https://discourse.itk.org/t/no-support-for-64-bit-integral-pixel-types/353)

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**Author:** [@dzenanz](https://discourse.itk.org/u/dzenanz)\
**Replies:** 18\
**Last updated:** [October 27, 2017, 5:20pm UTC](https://discourse.itk.org/t/no-support-for-64-bit-integral-pixel-types/353 "2017-10-27T17:20:29Z")

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@Nil reported on the mailing list that ITK fails to read a NIFTII image with 64-bit pixel type. NRRD images with 64-bit pixel types can’t be read either, at least on Windows with VS2015 and probably on any compiler wher…

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## [Python supported Image To Image Metric v4](https://discourse.itk.org/t/python-supported-image-to-image-metric-v4/340)

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**Author:** [@zhuangming.shen](https://discourse.itk.org/u/zhuangming.shen)\
**Replies:** 7\
**Last updated:** [October 23, 2017, 4:05pm UTC](https://discourse.itk.org/t/python-supported-image-to-image-metric-v4/340 "2017-10-23T16:05:40Z")

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Hi all, I know itk::MattesMutualInformationImageToImageMetricv4 and itk::MeanSquaresImageToImageMetricv4 have been wrapped to python. How about others (e.g. itk::CorrelationImageToImageMetricv4, itk.DemonsImageToImageMe…

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## [Integrating ITK Python extension build into setup.py (distutils)](https://discourse.itk.org/t/integrating-itk-python-extension-build-into-setup-py-distutils/341)

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**Author:** [@sakoho](https://discourse.itk.org/u/sakoho)\
**Replies:** 2\
**Last updated:** [October 20, 2017, 2:13pm UTC](https://discourse.itk.org/t/integrating-itk-python-extension-build-into-setup-py-distutils/341 "2017-10-20T14:13:05Z")

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Hi, I’m looking into a project that is mostly written in Python, but also contains a number of external modules for ITK and VTK written in C++ that need to be built and Python wrapped upon installation. I am wondering …

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## [Modify registration metric](https://discourse.itk.org/t/modify-registration-metric/289)

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**Author:** [@Ray](https://discourse.itk.org/u/Ray)\
**Replies:** 1\
**Last updated:** [October 12, 2017, 10:07pm UTC](https://discourse.itk.org/t/modify-registration-metric/289 "2017-10-12T22:07:25Z")

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Is there a way to set my own similarity metric for ITK registration? I want to define something like this: (“transformation\_1” is a given transformation) f(transformation) = || Image\_target-Image\_moving || + || transfor…

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## [Visual Studio optimization](https://discourse.itk.org/t/visual-studio-optimization/283)

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**Author:** [@bucklera](https://discourse.itk.org/u/bucklera)\
**Replies:** 8\
**Last updated:** [October 12, 2017, 9:25pm UTC](https://discourse.itk.org/t/visual-studio-optimization/283 "2017-10-12T21:25:33Z")

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Hello, We have an application which we deploy on Mac OS, Linux, and Windows. We have recently started to build Release configurations so as to obtain the speed benefits of compiler optimization. Doing so resulted on a 5…

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## [Exclude header from ITKHeaderTest](https://discourse.itk.org/t/exclude-header-from-itkheadertest/263)

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**Author:** [@blowekamp](https://discourse.itk.org/u/blowekamp)\
**Replies:** 2\
**Last updated:** [October 5, 2017, 8:11pm UTC](https://discourse.itk.org/t/exclude-header-from-itkheadertest/263 "2017-10-05T20:11:02Z")

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In a external module I have a header that is used conditionally bases on available libraries. But the ITKHeaderTest always includes the header. So the build of the header test can fail, when the option is not enabled. I…

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## [Unable to pull/push to gerrit](https://discourse.itk.org/t/unable-to-pull-push-to-gerrit/260)

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**Author:** [@blowekamp](https://discourse.itk.org/u/blowekamp)\
**Replies:** 4\
**Last updated:** [October 4, 2017, 6:59pm UTC](https://discourse.itk.org/t/unable-to-pull-push-to-gerrit/260 "2017-10-04T18:59:06Z")

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My fetches and pushes to ITK’s gerrit are just hanging… $ git remote -v gerrit blowekamp@review.source.kitware.com:ITK (fetch) gerrit blowekamp@review.source.kitware.com:ITK (push) github git@github.com:blowekamp/ITK.gi…

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