# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=247

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

**Page:** 248

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## [ROI bounding box export to DICOM RT](https://discourse.slicer.org/t/roi-bounding-box-export-to-dicom-rt/20906)

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**Author:** [@alireza](https://discourse.slicer.org/u/alireza)\
**Replies:** 2\
**Last updated:** [December 7, 2021, 1:56pm UTC](https://discourse.slicer.org/t/roi-bounding-box-export-to-dicom-rt/20906 "2021-12-07T13:56:50Z")

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Is it possible to export ROI bounding box annotations to DICOM RT (I know it is not the perfect export type, but I need it to be DICOM RT)? When I export it, and import it back it doesn’t show what I expect (contours). H…

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## [HDR Skin Mould Extension](https://discourse.slicer.org/t/hdr-skin-mould-extension/20268)

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**Author:** [@kmalexander](https://discourse.slicer.org/u/kmalexander)\
**Replies:** 2\
**Last updated:** [December 7, 2021, 9:44am UTC](https://discourse.slicer.org/t/hdr-skin-mould-extension/20268 "2021-12-07T09:44:52Z")

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Seems like a release for PerkLab’s SlicerSkinMouldGenerator was never created. Any chance of getting this extension somehow? @lassoan @cpinter

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## [Set orthogonal vectors on each polygon of a polyData](https://discourse.slicer.org/t/set-orthogonal-vectors-on-each-polygon-of-a-polydata/20946)

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**Author:** [@MathiasBrucker](https://discourse.slicer.org/u/MathiasBrucker)\
**Replies:** 0\
**Last updated:** [December 7, 2021, 9:25am UTC](https://discourse.slicer.org/t/set-orthogonal-vectors-on-each-polygon-of-a-polydata/20946 "2021-12-07T09:25:33Z")

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Operating System: Winx64 Slicer Version: 4.11.20 On a vtkmrmlmodelnode you can extract the vtkpolydata.On each polygon we want to set an orthogonal vector from the plane, since we want to measure the distance to an obj…

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## [Smart Brush contouring](https://discourse.slicer.org/t/smart-brush-contouring/20893)

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**Author:** [@mubafz](https://discourse.slicer.org/u/mubafz)\
**Replies:** 2\
**Last updated:** [December 7, 2021, 7:49am UTC](https://discourse.slicer.org/t/smart-brush-contouring/20893 "2021-12-07T07:49:01Z")

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Is there anything similar in Slicer to Smart Brush found in BrainLab elements contouring?

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## [Duplication of Segmentation node on crash](https://discourse.slicer.org/t/duplication-of-segmentation-node-on-crash/20940)

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**Author:** [@hherhold](https://discourse.slicer.org/u/hherhold)\
**Replies:** 1\
**Last updated:** [December 7, 2021, 2:09am UTC](https://discourse.slicer.org/t/duplication-of-segmentation-node-on-crash/20940 "2021-12-07T02:09:08Z")

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I’m not sure exactly how this happened, but it likely involved a crash at some point. I noticed I had excessive memory usage upon loading a project, and when I looked at the Data module, I found that I had two identical …

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## [Get radius and diameter inside the vessels](https://discourse.slicer.org/t/get-radius-and-diameter-inside-the-vessels/20939)

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**Author:** [@MAURICIO\_ALBERTO\_LED](https://discourse.slicer.org/u/MAURICIO_ALBERTO_LED)\
**Replies:** 0\
**Last updated:** [December 6, 2021, 10:51pm UTC](https://discourse.slicer.org/t/get-radius-and-diameter-inside-the-vessels/20939 "2021-12-06T22:51:33Z")

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Operating system: Windows 10 Slicer version: 4.11.20210226 Expected behavior: Extract de diameter of the vessel on each point (MarkupsFiducial) Actual behavior:Tracebak Error Hello Good Day I am in a project where …

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## [Failed to run inference in MONAI Label Server](https://discourse.slicer.org/t/failed-to-run-inference-in-monai-label-server/20905)

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**Author:** [@Fluvio\_Lobo](https://discourse.slicer.org/u/Fluvio_Lobo)\
**Replies:** 8\
**Last updated:** [December 6, 2021, 9:40pm UTC](https://discourse.slicer.org/t/failed-to-run-inference-in-monai-label-server/20905 "2021-12-06T21:40:32Z")

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Hello, We are trying to use MONAI Label to train an AI on our own dataset. I have installed MONAI Label following the instructions in GitHub, but I get the; Traceback (most recent call last): File "C:/Users/WS000039…

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## [New Segment Editor layout - vertical effect toolbar](https://discourse.slicer.org/t/new-segment-editor-layout-vertical-effect-toolbar/19649)

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**Author:** [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Replies:** 45\
**Last updated:** [December 6, 2021, 8:23pm UTC](https://discourse.slicer.org/t/new-segment-editor-layout-vertical-effect-toolbar/19649 "2021-12-06T20:23:41Z")

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Thanks to all the development efforts of @jamesobutler and feedback from the community, the new, more space-efficient Segment Editor user interface is now ready (available in latest Slicer Preview Release). The main diff…

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## [How I can enhance low quality MRI Image?](https://discourse.slicer.org/t/how-i-can-enhance-low-quality-mri-image/5724)

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**Author:** [@Ash\_Alarfaj](https://discourse.slicer.org/u/Ash_Alarfaj)\
**Replies:** 2\
**Last updated:** [December 6, 2021, 6:52pm UTC](https://discourse.slicer.org/t/how-i-can-enhance-low-quality-mri-image/5724 "2021-12-06T18:52:44Z")

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I have MRI images with a low signal to noise ratio. could 3Dslicer enhance the images so the image contrast becomes better? thanks

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## [Link slice views outside of slicerrc.py](https://discourse.slicer.org/t/link-slice-views-outside-of-slicerrc-py/20913)

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**Author:** [@koeglfryderyk](https://discourse.slicer.org/u/koeglfryderyk)\
**Replies:** 2\
**Last updated:** [December 6, 2021, 4:13pm UTC](https://discourse.slicer.org/t/link-slice-views-outside-of-slicerrc-py/20913 "2021-12-06T16:13:27Z")

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I’m writing an extension and I would like that it automatically links the slice views. I know I can add it to .slicerrc.py, and this works, however, I wouldn’t want to ‘ship’ a custom .slicerrc.py together with my extens…

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## [How to merge the module panel back/redock to the screen after redocking it?](https://discourse.slicer.org/t/how-to-merge-the-module-panel-back-redock-to-the-screen-after-redocking-it/20926)

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**Author:** [@SeaErhard](https://discourse.slicer.org/u/SeaErhard)\
**Replies:** 4\
**Last updated:** [December 6, 2021, 2:23pm UTC](https://discourse.slicer.org/t/how-to-merge-the-module-panel-back-redock-to-the-screen-after-redocking-it/20926 "2021-12-06T14:23:26Z")

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I have been trying to find a way to redock the module panel, but still unsuccessful… Now I cannot even access to the main screen to do anything. Could anyone kindly help me, please? Thank you in advance.

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## [Visualizing and controlling robots via ROS](https://discourse.slicer.org/t/visualizing-and-controlling-robots-via-ros/9111)

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**Author:** [@Zhao\_Su](https://discourse.slicer.org/u/Zhao_Su)\
**Replies:** 7\
**Last updated:** [December 6, 2021, 7:04am UTC](https://discourse.slicer.org/t/visualizing-and-controlling-robots-via-ros/9111 "2021-12-06T07:04:19Z")

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Last month I asked about how to set up robot arm in Slicer on the Slicer discourse. Thanks for Ungi’s reply. Now I just finish the slides on rosmed.github.io with the REAL UR5 robot. It is an amazing project. There are s…

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## [Changing threshold in python does not update in any views](https://discourse.slicer.org/t/changing-threshold-in-python-does-not-update-in-any-views/20919)

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**Author:** [@koeglfryderyk](https://discourse.slicer.org/u/koeglfryderyk)\
**Replies:** 1\
**Last updated:** [December 6, 2021, 12:06am UTC](https://discourse.slicer.org/t/changing-threshold-in-python-does-not-update-in-any-views/20919 "2021-12-06T00:06:36Z")

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I want to use a shortcut to change the lower threshold of a foreground US volume to 1 (so that the black surrounding pixels disappear). I used the code from here, and this code changes the threshold in the GUI, however,…

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## [Segments automatically eraised when new overlapping segment added](https://discourse.slicer.org/t/segments-automatically-eraised-when-new-overlapping-segment-added/20921)

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**Author:** [@alan6690](https://discourse.slicer.org/u/alan6690)\
**Replies:** 1\
**Last updated:** [December 5, 2021, 10:53pm UTC](https://discourse.slicer.org/t/segments-automatically-eraised-when-new-overlapping-segment-added/20921 "2021-12-05T22:53:02Z")

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I am trying to use segment editor to create a body trunk segmentation from my CBCT images, in which I need to use logical operator to manipulate multiple segments under the same segmentation object. However, I don’t know…

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## [Some modules are not available for 3D Slicer 4.11](https://discourse.slicer.org/t/some-modules-are-not-available-for-3d-slicer-4-11/20746)

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**Author:** [@MAXFAXSURGEON](https://discourse.slicer.org/u/MAXFAXSURGEON)\
**Replies:** 2\
**Last updated:** [December 4, 2021, 4:20am UTC](https://discourse.slicer.org/t/some-modules-are-not-available-for-3d-slicer-4-11/20746 "2021-12-04T04:20:10Z")

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Hi dears, I am using 3D Slicer 4.11, and some of the modules I can not find also can not downlead them from extension: for example: Mesh/3DErrorMetrics, Shape Analysis:…etc could you please help me solving this problems…

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## [The segmentation is shrunk after importing ](https://discourse.slicer.org/t/the-segmentation-is-shrunk-after-importing/20873)

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**Author:** [@ll688ll](https://discourse.slicer.org/u/ll688ll)\
**Replies:** 6\
**Last updated:** [December 4, 2021, 3:01pm UTC](https://discourse.slicer.org/t/the-segmentation-is-shrunk-after-importing/20873 "2021-12-04T15:01:44Z")

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Operating system: Windows 10 Slicer version: 4.11.20210226 Expected behavior: Edit imported segmentation using segment-editor for the whole volume Actual behavior: The editable area / segmentation dimension is smaller…

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## [Hi dears, regarding zygomatic complex segmentation](https://discourse.slicer.org/t/hi-dears-regarding-zygomatic-complex-segmentation/20748)

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**Author:** [@MAXFAXSURGEON](https://discourse.slicer.org/u/MAXFAXSURGEON)\
**Replies:** 2\
**Last updated:** [December 4, 2021, 2:37am UTC](https://discourse.slicer.org/t/hi-dears-regarding-zygomatic-complex-segmentation/20748 "2021-12-04T02:37:59Z")

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I am doing a research related to zygomatic bone complex and I need to know how to: how to segment the zygomatic bone from the model of both T1 and T2? how to save the superimposed model as a moving 3D model? please if…

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## [How to find specific voxel on image on 3D Slicer?](https://discourse.slicer.org/t/how-to-find-specific-voxel-on-image-on-3d-slicer/20900)

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**Author:** [@N.Arjmandi](https://discourse.slicer.org/u/N.Arjmandi)\
**Replies:** 2\
**Last updated:** [December 3, 2021, 10:12pm UTC](https://discourse.slicer.org/t/how-to-find-specific-voxel-on-image-on-3d-slicer/20900 "2021-12-03T22:12:24Z")

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How to find voxel with specific ijk coordinates ( for example, voxel (205, 140, 52) ) on an 3D image?( location of the voxel in the image)

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## [How to change the slice fill in 'Segmentations' in a python script](https://discourse.slicer.org/t/how-to-change-the-slice-fill-in-segmentations-in-a-python-script/20871)

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**Author:** [@koeglfryderyk](https://discourse.slicer.org/u/koeglfryderyk)\
**Replies:** 2\
**Last updated:** [December 2, 2021, 7:26pm UTC](https://discourse.slicer.org/t/how-to-change-the-slice-fill-in-segmentations-in-a-python-script/20871 "2021-12-02T19:26:41Z")

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I created a .py script to automatically create some segmentations and now I also want to automatically change the slice fill to 0 and slice outline to 1. How can I do that? I can’t find the appropriate documentation. Al…

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## [Inappropriate volume mm3 value during quantifying the segments](https://discourse.slicer.org/t/inappropriate-volume-mm3-value-during-quantifying-the-segments/20889)

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**Author:** [@rupadevim](https://discourse.slicer.org/u/rupadevim)\
**Replies:** 1\
**Last updated:** [December 2, 2021, 6:15pm UTC](https://discourse.slicer.org/t/inappropriate-volume-mm3-value-during-quantifying-the-segments/20889 "2021-12-02T18:15:46Z")

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Steps which I have followed to process in 3D slicer: When I loaded the nii file in 3d slicer, the brain image was displayed upside down. Rotated the image using linear transform. Segmented the region of interest…

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## [Can not reopen saved mrb file](https://discourse.slicer.org/t/can-not-reopen-saved-mrb-file/20769)

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**Author:** [@Ash\_Alarfaj](https://discourse.slicer.org/u/Ash_Alarfaj)\
**Replies:** 10\
**Last updated:** [December 2, 2021, 1:39pm UTC](https://discourse.slicer.org/t/can-not-reopen-saved-mrb-file/20769 "2021-12-02T13:39:42Z")

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Operating system: mac os Slicer version: 4.11 Expected behavior: open saved mrb file Actual behavior: can not open or import the mrb file

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## [Landmark registration shows just white page](https://discourse.slicer.org/t/landmark-registration-shows-just-white-page/20844)

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**Author:** [@lolamartinalonso](https://discourse.slicer.org/u/lolamartinalonso)\
**Replies:** 8\
**Last updated:** [December 2, 2021, 12:35pm UTC](https://discourse.slicer.org/t/landmark-registration-shows-just-white-page/20844 "2021-12-02T12:35:38Z")

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Operating system:64 bit Slicer version:4.11.20210226 Expected behavior: Actual behavior: When I click on Landmark registration I am getting this type of error that the page appears white, and I cannot click anywhere. …

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## [Fixed thresholding](https://discourse.slicer.org/t/fixed-thresholding/20848)

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**Author:** [@MPhilip](https://discourse.slicer.org/u/MPhilip)\
**Replies:** 5\
**Last updated:** [December 2, 2021, 11:28am UTC](https://discourse.slicer.org/t/fixed-thresholding/20848 "2021-12-02T11:28:41Z")

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Operating system:windows 10 enterprise Slicer version:Slicer 4.13.0-2021-10-25 I would like to know whether fixed thresholding can be implemented in 3Dslicer? To apply fixed thresholding SUVmax must be known and I gues…

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## [Edge taper and enhanment the quality of mri images](https://discourse.slicer.org/t/edge-taper-and-enhanment-the-quality-of-mri-images/20866)

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**Author:** [@mahnaz\_khazaei](https://discourse.slicer.org/u/mahnaz_khazaei)\
**Replies:** 2\
**Last updated:** [December 2, 2021, 3:54am UTC](https://discourse.slicer.org/t/edge-taper-and-enhanment-the-quality-of-mri-images/20866 "2021-12-02T03:54:08Z")

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hi. i am using some mri images that has been filtered by Median Filter in 3dslicer. but tha images are blurred. i want to enhance thae quality of images , specially quality of edges. what filter should i apply? and what …

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## [Explanation needed for JSON files created by Markup](https://discourse.slicer.org/t/explanation-needed-for-json-files-created-by-markup/20842)

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**Author:** [@IrisZzz](https://discourse.slicer.org/u/IrisZzz)\
**Replies:** 6\
**Last updated:** [December 1, 2021, 10:16pm UTC](https://discourse.slicer.org/t/explanation-needed-for-json-files-created-by-markup/20842 "2021-12-01T22:16:48Z")

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Hello everyone, I am currently processing some 3D MRI images. I used the ROI module in Markups to help me mark some areas of interest and I exported all the markups into JSON files. When I tried to use Python to crop th…

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## [Is it possible to open the stl file, cut the desired part, and save it?](https://discourse.slicer.org/t/is-it-possible-to-open-the-stl-file-cut-the-desired-part-and-save-it/20857)

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**Author:** [@kookoo9999](https://discourse.slicer.org/u/kookoo9999)\
**Replies:** 3\
**Last updated:** [December 1, 2021, 6:55pm UTC](https://discourse.slicer.org/t/is-it-possible-to-open-the-stl-file-cut-the-desired-part-and-save-it/20857 "2021-12-01T18:55:46Z")

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Hello all I want to cut the stl file as much as I want and save it. I cut and saved the dcm file, but I’m not sure how to do the stl. Can you tell me if it’s possible? Thanks to read.

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## [Threshold range in Segment Editor includes values outside of range](https://discourse.slicer.org/t/threshold-range-in-segment-editor-includes-values-outside-of-range/20869)

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**Author:** [@koeglfryderyk](https://discourse.slicer.org/u/koeglfryderyk)\
**Replies:** 0\
**Last updated:** [December 1, 2021, 6:41pm UTC](https://discourse.slicer.org/t/threshold-range-in-segment-editor-includes-values-outside-of-range/20869 "2021-12-01T18:41:04Z")

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I’m using Slicer 4.11.20210226 on Windows 11. I want to create a segmentation of all values greater than zero. When I set the lower threshold to e.g. 0.2 it still includes pixels with values equal to zero (you can see …

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## [Extract segmentations models](https://discourse.slicer.org/t/extract-segmentations-models/19476)

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**Author:** [@NaghmehAnsari](https://discourse.slicer.org/u/NaghmehAnsari)\
**Replies:** 3\
**Last updated:** [September 2, 2021, 5:44pm UTC](https://discourse.slicer.org/t/extract-segmentations-models/19476 "2021-09-02T17:44:48Z")

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Hello, I have segmented the head and ventricles from MRI images and decreased the head segmentation opacity to have ventricles visible. For my application, I will need both head and ventricles as one model to be able t…

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## [AI assisted segmentation-Head and Neck cancer](https://discourse.slicer.org/t/ai-assisted-segmentation-head-and-neck-cancer/20846)

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**Author:** [@MPhilip](https://discourse.slicer.org/u/MPhilip)\
**Replies:** 1\
**Last updated:** [November 30, 2021, 5:36pm UTC](https://discourse.slicer.org/t/ai-assisted-segmentation-head-and-neck-cancer/20846 "2021-11-30T17:36:50Z")

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Operating system: windows 10 enterprise Slicer version:Slicer 4.13.0-2021-10-25 I would like to implement AI based segmentation on the head and neck PET/CT image dataset. I read about AI assisted segmentation extension…

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## [how to save the outline of tumor in a new segmentation](https://discourse.slicer.org/t/how-to-save-the-outline-of-tumor-in-a-new-segmentation/20843)

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**Author:** [@LIE\_CAI](https://discourse.slicer.org/u/LIE_CAI)\
**Replies:** 4\
**Last updated:** [November 30, 2021, 2:51pm UTC](https://discourse.slicer.org/t/how-to-save-the-outline-of-tumor-in-a-new-segmentation/20843 "2021-11-30T14:51:18Z")

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I know that using the function “hollow” could create the outline of the targeted objects. I don’t want to delete the object’s segmentation but want to save the outline and the objects in different segmentations separate…

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