# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=323

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

**Page:** 324

---

## [Converting segmentation to DICOMSeg files](https://discourse.slicer.org/t/converting-segmentation-to-dicomseg-files/13378)

<div class="topic-metadata">

**Author:** [@Gabriel\_T](https://discourse.slicer.org/u/Gabriel_T)\
**Replies:** 2\
**Last updated:** [September 7, 2020, 5:46pm UTC](https://discourse.slicer.org/t/converting-segmentation-to-dicomseg-files/13378 "2020-09-07T17:46:12Z")

</div>

I am trying to convert nrrd files to dicom seg files. My primary volume is a CT volume in .nrrd format which I converted from numpy format. I saved the segmentation to numpy format which I also converted to nrrd format.…

---

## [Using MIP method in the segmentation/extraction vascular system](https://discourse.slicer.org/t/using-mip-method-in-the-segmentation-extraction-vascular-system/13372)

<div class="topic-metadata">

**Author:** [@shahrokh](https://discourse.slicer.org/u/shahrokh)\
**Replies:** 1\
**Last updated:** [September 7, 2020, 3:23pm UTC](https://discourse.slicer.org/t/using-mip-method-in-the-segmentation-extraction-vascular-system/13372 "2020-09-07T15:23:07Z")

</div>

Hello Dear Developers and Users Can I use the MIP method in 3D vascular extraction/segmentation? For example, I have chest CT images that can be clearly seen the pulmonary vessels using MIP Viewer module. Now I want to…

---

## [Mirroring 3D-data and calculate mismatch between lef&right side](https://discourse.slicer.org/t/mirroring-3d-data-and-calculate-mismatch-between-lef-right-side/12574)

<div class="topic-metadata">

**Author:** [@Bernardo](https://discourse.slicer.org/u/Bernardo)\
**Replies:** 7\
**Last updated:** [September 6, 2020, 6:27pm UTC](https://discourse.slicer.org/t/mirroring-3d-data-and-calculate-mismatch-between-lef-right-side/12574 "2020-09-06T18:27:32Z")

</div>

Hello I found out that it is possible to mirror 3D data of a CT scan, so that i.e. the right side matches the left side in uninjuried extremities. Is it also possible to calculate the mismatch between both sides (in per…

---

## [Extract flow data from CT images](https://discourse.slicer.org/t/extract-flow-data-from-ct-images/13355)

<div class="topic-metadata">

**Author:** [@Hamid](https://discourse.slicer.org/u/Hamid)\
**Replies:** 1\
**Last updated:** [September 6, 2020, 6:08pm UTC](https://discourse.slicer.org/t/extract-flow-data-from-ct-images/13355 "2020-09-06T18:08:07Z")

</div>

I want to see flow data from CT scan images I have.What will be the process after loading images. I appreciate your help.

---

## [Customizing 3d views with qt widgets not working properly](https://discourse.slicer.org/t/customizing-3d-views-with-qt-widgets-not-working-properly/13345)

<div class="topic-metadata">

**Author:** [@Chintha\_Siva\_Prasad](https://discourse.slicer.org/u/Chintha_Siva_Prasad)\
**Replies:** 1\
**Last updated:** [September 5, 2020, 10:39pm UTC](https://discourse.slicer.org/t/customizing-3d-views-with-qt-widgets-not-working-properly/13345 "2020-09-05T22:39:52Z")

</div>

I have a layout in which there are three 3d views.I want to put a button(load DICOM) in the topbar(barLayout) of the first threeDView.But when I am running my code many time the button is coming in second or third view n…

---

## [Creating two green slice nodes in slicer layoutmanager](https://discourse.slicer.org/t/creating-two-green-slice-nodes-in-slicer-layoutmanager/13322)

<div class="topic-metadata">

**Author:** [@Chintha\_Siva\_Prasad](https://discourse.slicer.org/u/Chintha_Siva_Prasad)\
**Replies:** 3\
**Last updated:** [September 5, 2020, 9:47pm UTC](https://discourse.slicer.org/t/creating-two-green-slice-nodes-in-slicer-layoutmanager/13322 "2020-09-05T21:47:32Z")

</div>

how can I insert two green slice nodes in a slicer layout manager?

---

## [Permanently pin down view controls](https://discourse.slicer.org/t/permanently-pin-down-view-controls/13341)

<div class="topic-metadata">

**Author:** [@EvanMcNabb](https://discourse.slicer.org/u/EvanMcNabb)\
**Replies:** 7\
**Last updated:** [September 5, 2020, 4:12am UTC](https://discourse.slicer.org/t/permanently-pin-down-view-controls/13341 "2020-09-05T04:12:04Z")

</div>

I was wondering if there is a way to have the “pin button” above the view (where you can select Axial/Sagittal/Coronal and the volume) permanently set. I find myself using this panel quite often and wish that panel woul…

---

## [Segmentation Problem](https://discourse.slicer.org/t/segmentation-problem/13351)

<div class="topic-metadata">

**Author:** [@Mia](https://discourse.slicer.org/u/Mia)\
**Replies:** 1\
**Last updated:** [September 5, 2020, 9:20pm UTC](https://discourse.slicer.org/t/segmentation-problem/13351 "2020-09-05T21:20:09Z")

</div>

Could someone explain why the Sagittal und coronal views aren’t loading properly?

---

## [Request for segmenting suggestions](https://discourse.slicer.org/t/request-for-segmenting-suggestions/13342)

<div class="topic-metadata">

**Author:** [@DiamondKMG](https://discourse.slicer.org/u/DiamondKMG)\
**Replies:** 2\
**Last updated:** [September 4, 2020, 8:06pm UTC](https://discourse.slicer.org/t/request-for-segmenting-suggestions/13342 "2020-09-04T20:06:50Z")

</div>

Hello I am trying to create models from a segmentation of a ct scan. The original ct scans are low resolution and have a considerable amount of noise. I am trying to create a model of a zebrafish skull with as much detai…

---

## [Mismatch of image view and its actual dimensions](https://discourse.slicer.org/t/mismatch-of-image-view-and-its-actual-dimensions/13337)

<div class="topic-metadata">

**Author:** [@a10227](https://discourse.slicer.org/u/a10227)\
**Replies:** 2\
**Last updated:** [September 4, 2020, 2:29pm UTC](https://discourse.slicer.org/t/mismatch-of-image-view-and-its-actual-dimensions/13337 "2020-09-04T14:29:16Z")

</div>

Good day, I noticed a mismatch between the image dimensions and its view in Slicer (the view is the same in other viewers as in Slicer). The dimension of the image is 512233. On the left side is the image view in Slicer…

---

## [How to display/calculate the intensity (median, mean and Standard Deviation) for my segment](https://discourse.slicer.org/t/how-to-display-calculate-the-intensity-median-mean-and-standard-deviation-for-my-segment/13332)

<div class="topic-metadata">

**Author:** [@Ashwin](https://discourse.slicer.org/u/Ashwin)\
**Replies:** 0\
**Last updated:** [September 4, 2020, 5:17am UTC](https://discourse.slicer.org/t/how-to-display-calculate-the-intensity-median-mean-and-standard-deviation-for-my-segment/13332 "2020-09-04T05:17:21Z")

</div>

I have a region of interest/segment however when using segment statistics I cannot display Intensity measurements (mean/median/ standard deviation) only volume. How can I display intensity values

---

## [Translating 2D image and adjust field of view](https://discourse.slicer.org/t/translating-2d-image-and-adjust-field-of-view/13187)

<div class="topic-metadata">

**Author:** [@PaoloZaffino](https://discourse.slicer.org/u/PaoloZaffino)\
**Replies:** 1\
**Last updated:** [September 4, 2020, 3:07am UTC](https://discourse.slicer.org/t/translating-2d-image-and-adjust-field-of-view/13187 "2020-09-04T03:07:35Z")

</div>

Hi all, I would like to move a model and a 2D slice on the basis of a translation. The model translates without problem but, for the 2D slice, I have to click on the button “adjust field of view” (the small rectangle) …

---

## [Alignment of 2 models for landmark recognition](https://discourse.slicer.org/t/alignment-of-2-models-for-landmark-recognition/13327)

<div class="topic-metadata">

**Author:** [@Cesar\_Puga](https://discourse.slicer.org/u/Cesar_Puga)\
**Replies:** 1\
**Last updated:** [September 3, 2020, 4:37pm UTC](https://discourse.slicer.org/t/alignment-of-2-models-for-landmark-recognition/13327 "2020-09-03T16:37:19Z")

</div>

Hello All, im having doubts/difficulties on how to approach a specific task in Slicer that will be used for a needle insertion project, i want to align a body model (composed of bones, skin and organs) with specific inf…

---

## [Use of 'sequences' for 3D ultrasound spatial calibration and acquisition](https://discourse.slicer.org/t/use-of-sequences-for-3d-ultrasound-spatial-calibration-and-acquisition/13294)

<div class="topic-metadata">

**Author:** [@AurelieS](https://discourse.slicer.org/u/AurelieS)\
**Replies:** 5\
**Last updated:** [September 3, 2020, 3:12pm UTC](https://discourse.slicer.org/t/use-of-sequences-for-3d-ultrasound-spatial-calibration-and-acquisition/13294 "2020-09-03T15:12:35Z")

</div>

Hi, I am doing 3D ultrasound using an Optitrack motion capture system and an USB module streaming the video feed from a SuperShearingImaging ultrasound : First, I use FCAL for the temporal and stylus calibrations Then…

---

## [Problems with IGT build](https://discourse.slicer.org/t/problems-with-igt-build/13324)

<div class="topic-metadata">

**Author:** [@Valmar](https://discourse.slicer.org/u/Valmar)\
**Replies:** 1\
**Last updated:** [September 3, 2020, 3:08pm UTC](https://discourse.slicer.org/t/problems-with-igt-build/13324 "2020-09-03T15:08:56Z")

</div>

I’m having problems in the build stage. This step: ./Slicer3/Scripts/getbuildtest.tcl Error:

---

## [Unable to use segment smoothing algorithms except joint smoothing when using imported segments from "partial\_lung\_label\_map" create by chest imaging platform](https://discourse.slicer.org/t/unable-to-use-segment-smoothing-algorithms-except-joint-smoothing-when-using-imported-segments-from-partial-lung-label-map-create-by-chest-imaging-platform/13295)

<div class="topic-metadata">

**Author:** [@vishnu\_vardhan](https://discourse.slicer.org/u/vishnu_vardhan)\
**Replies:** 6\
**Last updated:** [September 3, 2020, 3:01pm UTC](https://discourse.slicer.org/t/unable-to-use-segment-smoothing-algorithms-except-joint-smoothing-when-using-imported-segments-from-partial-lung-label-map-create-by-chest-imaging-platform/13295 "2020-09-03T15:01:34Z")

</div>

Operating system: Mac OS Slicer version: Slicer-4.11.0-2020-08-31-macosx-amd64 Expected behavior: All smoothing algorithms should be working Actual behavior: As soon as any smoothing algorithm except joint smoothing …

---

## ["Blacken" selected voxels in DICOM images (from Segmentations)](https://discourse.slicer.org/t/blacken-selected-voxels-in-dicom-images-from-segmentations/13315)

<div class="topic-metadata">

**Author:** [@Philipp\_Mayer](https://discourse.slicer.org/u/Philipp_Mayer)\
**Replies:** 3\
**Last updated:** [September 3, 2020, 1:23pm UTC](https://discourse.slicer.org/t/blacken-selected-voxels-in-dicom-images-from-segmentations/13315 "2020-09-03T13:23:55Z")

</div>

Hi everybody, I am new to this forum. I am an Abdominal Radiologist at a German University Hospital. I have got a question about manipulating the intensity values of selected voxels in DICOM files. We want to generate…

---

## [Linear transformation problem](https://discourse.slicer.org/t/linear-transformation-problem/13298)

<div class="topic-metadata">

**Author:** [@CHRIS\_HUYNH](https://discourse.slicer.org/u/CHRIS_HUYNH)\
**Replies:** 3\
**Last updated:** [September 3, 2020, 9:37am UTC](https://discourse.slicer.org/t/linear-transformation-problem/13298 "2020-09-03T09:37:44Z")

</div>

Hi, I’m trying to apply linear transformations to my robot links, but whenever I save the entire scene and reopen it, the area that specifies which links are transformed disappears shown in the image. I’m current in th…

---

## [Change dimansions of created volume from 3d models (obj)](https://discourse.slicer.org/t/change-dimansions-of-created-volume-from-3d-models-obj/13307)

<div class="topic-metadata">

**Author:** [@Nina](https://discourse.slicer.org/u/Nina)\
**Replies:** 1\
**Last updated:** [September 2, 2020, 11:01pm UTC](https://discourse.slicer.org/t/change-dimansions-of-created-volume-from-3d-models-obj/13307 "2020-09-02T23:01:28Z")

</div>

Hello; I have created volume from .obj file (bunny model) as explained here: volume from obj file However the dimensions of the models look very small (see attached figure). how can change the dimension of segmentatio…

---

## [Compare two deformation fields](https://discourse.slicer.org/t/compare-two-deformation-fields/13305)

<div class="topic-metadata">

**Author:** [@mmtg](https://discourse.slicer.org/u/mmtg)\
**Replies:** 0\
**Last updated:** [September 2, 2020, 7:46pm UTC](https://discourse.slicer.org/t/compare-two-deformation-fields/13305 "2020-09-02T19:46:28Z")

</div>

Hello, hoping that this question hasn’t been answered elsewhere - having a hard time finding a solution. Not sure if this is a slicer question either, sorry if it isn’t Let’s say that I have an image set with a known de…

---

## [Build - Error in CMake GUI](https://discourse.slicer.org/t/build-error-in-cmake-gui/13267)

<div class="topic-metadata">

**Author:** [@Valmar](https://discourse.slicer.org/u/Valmar)\
**Replies:** 11\
**Last updated:** [September 2, 2020, 7:32pm UTC](https://discourse.slicer.org/t/build-error-in-cmake-gui/13267 "2020-09-02T19:32:25Z")

</div>

If i remove the line 70, the other errors happened. error: CMake Error at CMake/SlicerInitializeOSXVariables.cmake:70 (message): CMAKE\_OSX\_DEPLOYMENT\_TARGET must be 10.13 or greater. Call Stack (most recent call fi…

---

## [Computing airway motion from 4DCT](https://discourse.slicer.org/t/computing-airway-motion-from-4dct/12971)

<div class="topic-metadata">

**Author:** [@mc\_barbour](https://discourse.slicer.org/u/mc_barbour)\
**Replies:** 5\
**Last updated:** [September 2, 2020, 4:58pm UTC](https://discourse.slicer.org/t/computing-airway-motion-from-4dct/12971 "2020-09-02T16:58:32Z")

</div>

Hi, I’m attempting to compute the motion of a pediatric airway from 4DCT images. Eventually, I’d like to use the displacement fields to control the motion/location of the segmented airway surface in a moving mesh CFD sim…

---

## [Can not find a "All Modules" button in the latest version "version 4.11.0 built 2020-09-02"](https://discourse.slicer.org/t/can-not-find-a-all-modules-button-in-the-latest-version-version-4-11-0-built-2020-09-02/13302)

<div class="topic-metadata">

**Author:** [@Shuwei](https://discourse.slicer.org/u/Shuwei)\
**Replies:** 2\
**Last updated:** [September 2, 2020, 4:38pm UTC](https://discourse.slicer.org/t/can-not-find-a-all-modules-button-in-the-latest-version-version-4-11-0-built-2020-09-02/13302 "2020-09-02T16:38:51Z")

</div>

however in previous release version (eg. version 4.11.0 built 2020-05-07), it looks good.

---

## [How to create an open surface constrained by markup points，and split the current segment by this surface?](https://discourse.slicer.org/t/how-to-create-an-open-surface-constrained-by-markup-points-and-split-the-current-segment-by-this-surface/13254)

<div class="topic-metadata">

**Author:** [@Aitekk](https://discourse.slicer.org/u/Aitekk)\
**Replies:** 9\
**Last updated:** [September 2, 2020, 10:28am UTC](https://discourse.slicer.org/t/how-to-create-an-open-surface-constrained-by-markup-points-and-split-the-current-segment-by-this-surface/13254 "2020-09-02T10:28:44Z")

</div>

Operating system:Windows 10 Slicer version:4.11 Expected behavior:To creat a surface constrained by markup points, and split a segment by this surface. In addition, if the surface can be created and adjusted in 3D view…

---

## [Integrating ITK and VTK: A Survey](https://discourse.slicer.org/t/integrating-itk-and-vtk-a-survey/13285)

<div class="topic-metadata">

**Author:** [@jcfr](https://discourse.slicer.org/u/jcfr)\
**Replies:** 0\
**Last updated:** [September 1, 2020, 10:22pm UTC](https://discourse.slicer.org/t/integrating-itk-and-vtk-a-survey/13285 "2020-09-01T22:22:12Z")

</div>

Dear 3D Slicer community, We need your input! We would like community feedback on our plans to create an enhanced version of the Visualization Toolkit (VTK) that includes the image segmentation, registration and analysi…

---

## [Trying to load RTStruct dicom file but tool crashes](https://discourse.slicer.org/t/trying-to-load-rtstruct-dicom-file-but-tool-crashes/13177)

<div class="topic-metadata">

**Author:** [@Gabriel\_T](https://discourse.slicer.org/u/Gabriel_T)\
**Replies:** 16\
**Last updated:** [September 1, 2020, 3:25pm UTC](https://discourse.slicer.org/t/trying-to-load-rtstruct-dicom-file-but-tool-crashes/13177 "2020-09-01T15:25:13Z")

</div>

Hi All, I have a binary segmentation mask which I converted to nifti format and using the original dicom files I converted that to an RTStruct dicom file. But when I try to load the RTStruct file it crashes the tool. I…

---

## [Create equidistant curves on a given surface](https://discourse.slicer.org/t/create-equidistant-curves-on-a-given-surface/13212)

<div class="topic-metadata">

**Author:** [@agv](https://discourse.slicer.org/u/agv)\
**Replies:** 6\
**Last updated:** [September 1, 2020, 9:44am UTC](https://discourse.slicer.org/t/create-equidistant-curves-on-a-given-surface/13212 "2020-09-01T09:44:52Z")

</div>

Hello Slicer developers, I am doing research about HDR brachytherapy for skin (plesiotherapy) and intraoperative applications. For planning purposes, I would like to generate a series of equidistant curves (for example…

---

## [Use Open Curve Markup as input node in "Markups To Model" extension](https://discourse.slicer.org/t/use-open-curve-markup-as-input-node-in-markups-to-model-extension/13118)

<div class="topic-metadata">

**Author:** [@mangotee](https://discourse.slicer.org/u/mangotee)\
**Replies:** 8\
**Last updated:** [September 1, 2020, 9:24am UTC](https://discourse.slicer.org/t/use-open-curve-markup-as-input-node-in-markups-to-model-extension/13118 "2020-09-01T09:24:47Z")

</div>

Hi, I was just working with the “Markups To Model” extension for the first time and I saw that it only accepts markup fiducial lists as an input. Is there a reason why it does not take markup curves (open or closed) as …

---

## [Segmentation Using SimpleITK](https://discourse.slicer.org/t/segmentation-using-simpleitk/13232)

<div class="topic-metadata">

**Author:** [@Fereshte\_J](https://discourse.slicer.org/u/Fereshte_J)\
**Replies:** 3\
**Last updated:** [September 1, 2020, 2:58am UTC](https://discourse.slicer.org/t/segmentation-using-simpleitk/13232 "2020-09-01T02:58:45Z")

</div>

Hello, I wanted to know whether it is possible to create a mask for an image using simpleitk and use that mask to show the segmented region in slicer jupyter kernel. thank you.

---

## [Ability to edit within VR](https://discourse.slicer.org/t/ability-to-edit-within-vr/13263)

<div class="topic-metadata">

**Author:** [@apeta](https://discourse.slicer.org/u/apeta)\
**Replies:** 1\
**Last updated:** [August 31, 2020, 9:07pm UTC](https://discourse.slicer.org/t/ability-to-edit-within-vr/13263 "2020-08-31T21:07:48Z")

</div>

Hi all, I was wondering if there was an extension to edit models while you are in virtual reality? Similar to what VR Sketch does for Sketchup files? Basically it would be nice to be able to interact with and move/tran…

[Previous page](https://discourse.slicer.org/c/support/11.md?page=322)

[Next page](https://discourse.slicer.org/c/support/11.md?page=324)