# About Mask Registration

**URL:** <https://discourse.itk.org/t/about-mask-registration/5606>\
**Category:** Uncategorized\
**Created:** [January 4, 2023, 10:08am UTC](https://discourse.itk.org/t/about-mask-registration/5606 "2023-01-04T10:08:25Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ma1282029525](https://discourse.itk.org/user_avatar/discourse.itk.org/ma1282029525/32/3084_2.png) [@ma1282029525](https://discourse.itk.org/u/ma1282029525)\
**Post date:** [January 4, 2023, 10:08am UTC](https://discourse.itk.org/t/about-mask-registration/5606/1 "2023-01-04T10:08:25Z")

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I want to complete a mask registration and add a mask to the dicom sequence(3D) to speed up the registration. I found an example, but it is 2d and does not explain how to get the mask(I do not know how to create the mask). Can someone help me?