# Images registration

**URL:** <https://discourse.slicer.org/t/images-registration/8672>\
**Category:** Development\
**Created:** [October 4, 2019, 2:21pm UTC](https://discourse.slicer.org/t/images-registration/8672 "2019-10-04T14:21:48Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![zahiraabdala](https://avatars.discourse-cdn.com/v4/letter/z/838e76/32.png) [@zahiraabdala](https://discourse.slicer.org/u/zahiraabdala)\
**Post date:** [October 4, 2019, 2:21pm UTC](https://discourse.slicer.org/t/images-registration/8672/1 "2019-10-04T14:21:48Z")

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Hi all, i´m traing to register two images but there have different sizes.  
An image has a size of 256x256x256 and the other one has 256x256x89. Someone can help me?  
thank a lot

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**Author:** ![pieper](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/pieper/32/8_2.png) [@pieper](https://discourse.slicer.org/u/pieper)\
**Post date:** [October 4, 2019, 2:36pm UTC](https://discourse.slicer.org/t/images-registration/8672/2 "2019-10-04T14:36:08Z")

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As long as the [image geometry](https://www.slicer.org/wiki/Coordinate_systems) is correct the shouldn’t matter much, within reason. Did you try?

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**Author:** ![Prashant\_Pandey](https://avatars.discourse-cdn.com/v4/letter/p/c0e974/32.png) [@Prashant\_Pandey](https://discourse.slicer.org/u/Prashant_Pandey)\
**Post date:** [October 4, 2019, 4:19pm UTC](https://discourse.slicer.org/t/images-registration/8672/3 "2019-10-04T16:19:00Z")

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Try the elastix registration module, it will resample your moving image to the fixed image domain.