# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=187

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

**Page:** 188

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## [Wanted to use vtkImageData type data input, in place of vtkMRMLScalarVolumeNode/vtkMRMLSegmentationNode type input in lungCt analyzer code](https://discourse.slicer.org/t/wanted-to-use-vtkimagedata-type-data-input-in-place-of-vtkmrmlscalarvolumenode-vtkmrmlsegmentationnode-type-input-in-lungct-analyzer-code/27017)

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**Author:** [@Rajesh\_Ds](https://discourse.slicer.org/u/Rajesh_Ds)\
**Replies:** 0\
**Last updated:** [January 3, 2023, 4:01pm UTC](https://discourse.slicer.org/t/wanted-to-use-vtkimagedata-type-data-input-in-place-of-vtkmrmlscalarvolumenode-vtkmrmlsegmentationnode-type-input-in-lungct-analyzer-code/27017 "2023-01-03T16:01:45Z")

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recently I was going through the code and i wanted to know how will i use vtkImageData type data input, in place of vtkMRMLScalarVolumeNode/vtkMRMLSegmentationNode type input in lungCt analyzer code while inputting i…

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## [Overlapping Segmentions Export to NIFTI](https://discourse.slicer.org/t/overlapping-segmentions-export-to-nifti/15773)

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**Author:** [@Pete](https://discourse.slicer.org/u/Pete)\
**Replies:** 13\
**Last updated:** [January 2, 2023, 6:14pm UTC](https://discourse.slicer.org/t/overlapping-segmentions-export-to-nifti/15773 "2023-01-02T18:14:46Z")

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Hi, Apologies if this has been answered elsewhere, but my search can only find answers regarding NON-overlapping segmentations. I have segmented a DICOM image and have 4 different segmentations. These all overlap. I n…

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## [Lung CT analyzer - statistical analysis](https://discourse.slicer.org/t/lung-ct-analyzer-statistical-analysis/27010)

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**Author:** [@handicapped71498](https://discourse.slicer.org/u/handicapped71498)\
**Replies:** 1\
**Last updated:** [January 2, 2023, 5:27pm UTC](https://discourse.slicer.org/t/lung-ct-analyzer-statistical-analysis/27010 "2023-01-02T17:27:40Z")

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Thank you for always your help. I can’t click the button on the computer results in the lung CT analyzer. Is there any installation required? I was successful in setting the threshold. However, I am unable to perform s…

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## [Collaborative/distributed segmentation of many images](https://discourse.slicer.org/t/collaborative-distributed-segmentation-of-many-images/26990)

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**Author:** [@Gourav25911](https://discourse.slicer.org/u/Gourav25911)\
**Replies:** 3\
**Last updated:** [January 2, 2023, 12:44pm UTC](https://discourse.slicer.org/t/collaborative-distributed-segmentation-of-many-images/26990 "2023-01-02T12:44:54Z")

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Hello 3D slicer community, I am wondering if there is a extension/feature available in 3D slicer that allows users to collaboratively annotate / work on images. People can work in teams perform their operations /collabo…

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## [Code for hiding the label of markups](https://discourse.slicer.org/t/code-for-hiding-the-label-of-markups/26997)

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**Author:** [@WilliamLambert1205](https://discourse.slicer.org/u/WilliamLambert1205)\
**Replies:** 4\
**Last updated:** [January 2, 2023, 11:01am UTC](https://discourse.slicer.org/t/code-for-hiding-the-label-of-markups/26997 "2023-01-02T11:01:17Z")

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Hi,every one,happy new year! I have a question about how to hide the label of markups. When I create a bunch of markuplines, it comes out very crowded, so is there any code to only hide the labels and keep the markups …

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## [mask volume problem in PET images](https://discourse.slicer.org/t/mask-volume-problem-in-pet-images/27004)

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**Author:** [@bennur](https://discourse.slicer.org/u/bennur)\
**Replies:** 0\
**Last updated:** [January 1, 2023, 6:05pm UTC](https://discourse.slicer.org/t/mask-volume-problem-in-pet-images/27004 "2023-01-01T18:05:59Z")

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Hi everyone, i am using Slicer 4.11 and ı am trying masking tumor volumes on PET images but masked volume can be empty for some PET images . I dont understand why?

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## [The Same Problem with Disoriented SPHARM output meshes](https://discourse.slicer.org/t/the-same-problem-with-disoriented-spharm-output-meshes/26999)

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**Author:** [@Moh\_d\_Al-Watary](https://discourse.slicer.org/u/Moh_d_Al-Watary)\
**Replies:** 0\
**Last updated:** [January 1, 2023, 8:53am UTC](https://discourse.slicer.org/t/the-same-problem-with-disoriented-spharm-output-meshes/26999 "2023-01-01T08:53:08Z")

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Continuing the discussion from The SPHARM output meshes are not in the same coordination system!: I am still having the same problem mentioned in a previous post. So, if any one has a suggestion to solve this proble…

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## [Details of showing a 3D view outside the view layout](https://discourse.slicer.org/t/details-of-showing-a-3d-view-outside-the-view-layout/26998)

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**Author:** [@f1oNae](https://discourse.slicer.org/u/f1oNae)\
**Replies:** 0\
**Last updated:** [January 1, 2023, 6:40am UTC](https://discourse.slicer.org/t/details-of-showing-a-3d-view-outside-the-view-layout/26998 "2023-01-01T06:40:28Z")

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Happy New Year! I am trying to show a 3D view outside the view layout,but I can’t adjust the window to a fixed pixel value. Morever,I customize view layout.But I still can’t adjust the window of 3D view to a fixed p…

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## [Interpreting point-to-point distance output](https://discourse.slicer.org/t/interpreting-point-to-point-distance-output/26908)

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**Author:** [@muratmaga](https://discourse.slicer.org/u/muratmaga)\
**Replies:** 7\
**Last updated:** [January 1, 2023, 12:52am UTC](https://discourse.slicer.org/t/interpreting-point-to-point-distance-output/26908 "2023-01-01T00:52:21Z")

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I am testing the fixed Model to Model distance extension. It can now calculate the point-to-point correspondence on windows. But I am having a hard time making sense of the resultant heatmap. As a reminder this is the sa…

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## [Unit of measurement for features](https://discourse.slicer.org/t/unit-of-measurement-for-features/26995)

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**Author:** [@Nima\_Yousefi](https://discourse.slicer.org/u/Nima_Yousefi)\
**Replies:** 0\
**Last updated:** [December 31, 2022, 7:41pm UTC](https://discourse.slicer.org/t/unit-of-measurement-for-features/26995 "2022-12-31T19:41:56Z")

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Hi all, What’s the unit of measurements for shape/textures and first order features? I know some of them are mm/mm^2 or mm^3 but not sure which one is. Please correct me if I’m wrong. Thanks.

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## [How to create sphere-shaped segment?](https://discourse.slicer.org/t/how-to-create-sphere-shaped-segment/26968)

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**Author:** [@akmal871026](https://discourse.slicer.org/u/akmal871026)\
**Replies:** 4\
**Last updated:** [December 31, 2022, 12:09pm UTC](https://discourse.slicer.org/t/how-to-create-sphere-shaped-segment/26968 "2022-12-31T12:09:16Z")

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Dear Sir, I want to create an ROI sphere in my image so that I can get the counts in ROI created. This means that I can adjustable the sphere volume due to radius or something else. Does any extension have it?

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## [DICOM sequences with only one correct view at the time. May I blend the 3 correct sequences view?](https://discourse.slicer.org/t/dicom-sequences-with-only-one-correct-view-at-the-time-may-i-blend-the-3-correct-sequences-view/26992)

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**Author:** [@massimo](https://discourse.slicer.org/u/massimo)\
**Replies:** 0\
**Last updated:** [December 31, 2022, 11:30am UTC](https://discourse.slicer.org/t/dicom-sequences-with-only-one-correct-view-at-the-time-may-i-blend-the-3-correct-sequences-view/26992 "2022-12-31T11:30:34Z")

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Dear all, I have a set of knees’ MRI where, a soon as imported, I can only see 1 qualitative view atthe time: when the sagittal set is correct, the coronal and the axial are confused and not usable. My question is if i…

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## [How to register cardiac EA map surface mesh with 3D DICOM image](https://discourse.slicer.org/t/how-to-register-cardiac-ea-map-surface-mesh-with-3d-dicom-image/26121)

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**Author:** [@jrf](https://discourse.slicer.org/u/jrf)\
**Replies:** 13\
**Last updated:** [December 30, 2022, 3:27pm UTC](https://discourse.slicer.org/t/how-to-register-cardiac-ea-map-surface-mesh-with-3d-dicom-image/26121 "2022-12-30T15:27:34Z")

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I have little experience using Slicer. I want to register a vtk file with a DICOM and export it to a DICOM that can later be used in the clinic. I have been able to import the vtk files with the EAMapReader extension an…

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## [How to record vtkCamera transform matrix?](https://discourse.slicer.org/t/how-to-record-vtkcamera-transform-matrix/26933)

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**Author:** [@StephenLeePeng](https://discourse.slicer.org/u/StephenLeePeng)\
**Replies:** 4\
**Last updated:** [December 30, 2022, 5:20am UTC](https://discourse.slicer.org/t/how-to-record-vtkcamera-transform-matrix/26933 "2022-12-30T05:20:46Z")

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Dear all, recently I met a problem. In Volume Rendering module, I created a volume rendering with a vtkMarkupsROI named nodule\_roi. The nodule volume is surrounded by nodule\_roi. Firstly, I adjust 3d view controller t…

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## [How should the data be for baby ultrasound ?](https://discourse.slicer.org/t/how-should-the-data-be-for-baby-ultrasound/26978)

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**Author:** [@menescftc](https://discourse.slicer.org/u/menescftc)\
**Replies:** 0\
**Last updated:** [December 29, 2022, 8:58pm UTC](https://discourse.slicer.org/t/how-should-the-data-be-for-baby-ultrasound/26978 "2022-12-29T20:58:26Z")

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What kind of ultrasound image is needed to 3d print baby ultrasound with 3D Slicer? How should the technical details be? Vertical or transverse or otherwise?

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## [3D ultrasound DICOM import error: 'Reference image in series does not contain geometry information. Please use caution.'](https://discourse.slicer.org/t/3d-ultrasound-dicom-import-error-reference-image-in-series-does-not-contain-geometry-information-please-use-caution/3790)

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**Author:** [@kylemcclanahan](https://discourse.slicer.org/u/kylemcclanahan)\
**Replies:** 9\
**Last updated:** [December 29, 2022, 7:14pm UTC](https://discourse.slicer.org/t/3d-ultrasound-dicom-import-error-reference-image-in-series-does-not-contain-geometry-information-please-use-caution/3790 "2022-12-29T19:14:29Z")

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Hi, New Slicer user here. When trying to Load DICOM images, I receive the above error. When the prompt appears (Do you want to try loading anyway?), and I click yes, I get the following error: “Could not load: 1: Unna…

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## [How to export model as smaller file?](https://discourse.slicer.org/t/how-to-export-model-as-smaller-file/26965)

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**Author:** [@studyskin](https://discourse.slicer.org/u/studyskin)\
**Replies:** 7\
**Last updated:** [December 29, 2022, 4:20pm UTC](https://discourse.slicer.org/t/how-to-export-model-as-smaller-file/26965 "2022-12-29T16:20:06Z")

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hi, im new to slicer and computers in general but i am trying to make a model of a nasua narica skull for 3d printing from files i got from morphosource, i can load up and create the model fine but when i export the file…

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## [Resample Image completed with error](https://discourse.slicer.org/t/resample-image-completed-with-error/26973)

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**Author:** [@lolamartinalonso](https://discourse.slicer.org/u/lolamartinalonso)\
**Replies:** 1\
**Last updated:** [December 29, 2022, 4:13pm UTC](https://discourse.slicer.org/t/resample-image-completed-with-error/26973 "2022-12-29T16:13:37Z")

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Hi all, After applying the landmark registration, I continue with the module of Resample image to finally get the new volume registrated by applying the Transform file obtained through the registration. But it gives me…

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## [Installer integrity check fail](https://discourse.slicer.org/t/installer-integrity-check-fail/26966)

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**Author:** [@Maksym\_Hladchuk](https://discourse.slicer.org/u/Maksym_Hladchuk)\
**Replies:** 2\
**Last updated:** [December 29, 2022, 10:22am UTC](https://discourse.slicer.org/t/installer-integrity-check-fail/26966 "2022-12-29T10:22:48Z")

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Hello, i uploaded the picture for the error, pretty much the installer doesnt work and an error message saying installer integrity check fail comes out(NSIS error), i tried downloading both the stable release and the pre…

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## [How To Install TotalSegmentor module](https://discourse.slicer.org/t/how-to-install-totalsegmentor-module/26901)

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**Author:** [@akmal871026](https://discourse.slicer.org/u/akmal871026)\
**Replies:** 2\
**Last updated:** [December 29, 2022, 2:07am UTC](https://discourse.slicer.org/t/how-to-install-totalsegmentor-module/26901 "2022-12-29T02:07:43Z")

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Dear all, I was plugin the TotalSegmentor extension. But got error. Failed to compute results. Command ‘\[‘C:/Users/Akmal/AppData/Local/NA-MIC/Slicer 5.2.1/bin/…/bin\\PythonSlicer.EXE’, ‘-m’, ‘light\_the\_torch’, ‘install…

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## [Ecografias- Dicom a Stl](https://discourse.slicer.org/t/ecografias-dicom-a-stl/26961)

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**Author:** [@Deivid](https://discourse.slicer.org/u/Deivid)\
**Replies:** 0\
**Last updated:** [December 28, 2022, 6:54pm UTC](https://discourse.slicer.org/t/ecografias-dicom-a-stl/26961 "2022-12-28T18:54:09Z")

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Hello friends. I need help, I’m trying to transform into Stl a dicom file of an ultrasound and I can’t. Could you help me, please. How can I transform it ? Thank you

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## [STL Extraction from CT scans](https://discourse.slicer.org/t/stl-extraction-from-ct-scans/26950)

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**Author:** [@detroitkiddo](https://discourse.slicer.org/u/detroitkiddo)\
**Replies:** 1\
**Last updated:** [December 27, 2022, 11:51pm UTC](https://discourse.slicer.org/t/stl-extraction-from-ct-scans/26950 "2022-12-27T23:51:12Z")

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Hello all, I am new to the forums and I am reaching out to ask a question regarding segmentation and 3D STL extractions from CT scans compared to MRIs. So far I am had no issues trying to extract the ventricular system …

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## [Clipping Tractography fibers](https://discourse.slicer.org/t/clipping-tractography-fibers/26941)

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**Author:** [@L\_Zikarsky](https://discourse.slicer.org/u/L_Zikarsky)\
**Replies:** 2\
**Last updated:** [December 27, 2022, 5:21pm UTC](https://discourse.slicer.org/t/clipping-tractography-fibers/26941 "2022-12-27T17:21:43Z")

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Slicer version: 4.10.2 I’ve performed UKF tractography sometimes fibers seem to be too long and don’t follow any anatomic paths. Is there any way to clip fibers at a certain point? When using exclusion ROIs the whole fi…

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## [Markups not moving with surface in Q3DC extension](https://discourse.slicer.org/t/markups-not-moving-with-surface-in-q3dc-extension/26932)

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**Author:** [@Annett](https://discourse.slicer.org/u/Annett)\
**Replies:** 3\
**Last updated:** [December 27, 2022, 10:19am UTC](https://discourse.slicer.org/t/markups-not-moving-with-surface-in-q3dc-extension/26932 "2022-12-27T10:19:36Z")

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In the new 5.2 version, when using Q3DC extension there is a problem. I have to take measurements on an .stl file. When you enter points for taking measurements, if you then use “transform” to move the object, the poin…

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## [Distance Measurement Separated to 3 Axes](https://discourse.slicer.org/t/distance-measurement-separated-to-3-axes/25724)

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**Author:** [@Marci](https://discourse.slicer.org/u/Marci)\
**Replies:** 13\
**Last updated:** [December 27, 2022, 7:28am UTC](https://discourse.slicer.org/t/distance-measurement-separated-to-3-axes/25724 "2022-12-27T07:28:10Z")

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Dear Slicer Community, is it possible to measure the distance between two fiducials separated to the three main axes (frontal, sagittal, axial)? I not only need the exact distance (hypotenuse of a right triangle) betwee…

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## [Error in feature extraction for single voxel](https://discourse.slicer.org/t/error-in-feature-extraction-for-single-voxel/26927)

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**Author:** [@Satvik](https://discourse.slicer.org/u/Satvik)\
**Replies:** 0\
**Last updated:** [December 26, 2022, 3:09pm UTC](https://discourse.slicer.org/t/error-in-feature-extraction-for-single-voxel/26927 "2022-12-26T15:09:18Z")

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Can anyone suggest how to resolve this error in PyRadiomics? “mask only contains 1 segmented voxel! Cannot extract features for a single voxel.” Are there any parameters that can be adjusted in settings to resolve this…

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## [Cine MRI Segmentation ](https://discourse.slicer.org/t/cine-mri-segmentation/26914)

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**Author:** [@maedeh\_chatraie](https://discourse.slicer.org/u/maedeh_chatraie)\
**Replies:** 0\
**Last updated:** [December 26, 2022, 12:05am UTC](https://discourse.slicer.org/t/cine-mri-segmentation/26914 "2022-12-26T00:05:52Z")

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Dear Community, I have some cine MRI images of the heart (in short axis and axial views). I want to generate a biventricular surface mesh using the image segmentation method. Can I use the “Segmentations” module in 3DSl…

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## [How to create a new 3D-window independent of the 3d slicer interface](https://discourse.slicer.org/t/how-to-create-a-new-3d-window-independent-of-the-3d-slicer-interface/26910)

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**Author:** [@f1oNae](https://discourse.slicer.org/u/f1oNae)\
**Replies:** 0\
**Last updated:** [December 25, 2022, 5:30pm UTC](https://discourse.slicer.org/t/how-to-create-a-new-3d-window-independent-of-the-3d-slicer-interface/26910 "2022-12-25T17:30:43Z")

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I want to create such a new 3D window to display images through the Python Interactor. How can I create such a 3D window without affecting the ui layout like this? Help would be much appreciated. Kind regards

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## [There seems to be a problem with the display of the progress bar](https://discourse.slicer.org/t/there-seems-to-be-a-problem-with-the-display-of-the-progress-bar/25796)

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**Author:** [@wojiazaiyugang](https://discourse.slicer.org/u/wojiazaiyugang)\
**Replies:** 6\
**Last updated:** [December 24, 2022, 9:44pm UTC](https://discourse.slicer.org/t/there-seems-to-be-a-problem-with-the-display-of-the-progress-bar/25796 "2022-12-24T21:44:49Z")

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slicer version: Slicer-5.1.0-2022-10-18-linux-amd64 When loading data, the progress bar just shows, but there is no content. slicer.util.MessageDialog has the same problem.

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## [How to conduct a 3D CAD comparison to obtain the magnitude deviations with a pre-alignment?](https://discourse.slicer.org/t/how-to-conduct-a-3d-cad-comparison-to-obtain-the-magnitude-deviations-with-a-pre-alignment/26903)

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**Author:** [@refak\_makeen](https://discourse.slicer.org/u/refak_makeen)\
**Replies:** 0\
**Last updated:** [December 24, 2022, 4:59am UTC](https://discourse.slicer.org/t/how-to-conduct-a-3d-cad-comparison-to-obtain-the-magnitude-deviations-with-a-pre-alignment/26903 "2022-12-24T04:59:29Z")

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I am currently working on predicting distortion of metal additive manufactured wedge structures. we have made a feasible numerical framework to fabricate components using Abaqus CAE software. In order to validate the fra…

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