# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=409

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

**Page:** 410

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## [Add labels/ inscription in the created segmentation/model](https://discourse.slicer.org/t/add-labels-inscription-in-the-created-segmentation-model/4372)

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**Author:** [@katharina\_hecker](https://discourse.slicer.org/u/katharina_hecker)\
**Replies:** 7\
**Last updated:** [October 16, 2018, 3:19pm UTC](https://discourse.slicer.org/t/add-labels-inscription-in-the-created-segmentation-model/4372 "2018-10-16T15:19:32Z")

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Hello everyone, I wanted to ask, if it is possible to create labels/inscriptions in the 3D view at the created models/ volume renderings? That would be really great! Thanks for all your suggestions!

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## [Phantom study to correct geometric distortion in MRI imaging (Moving image) based on CT imaging (Fixed image)](https://discourse.slicer.org/t/phantom-study-to-correct-geometric-distortion-in-mri-imaging-moving-image-based-on-ct-imaging-fixed-image/4383)

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**Author:** [@shahrokh](https://discourse.slicer.org/u/shahrokh)\
**Replies:** 4\
**Last updated:** [October 16, 2018, 2:41pm UTC](https://discourse.slicer.org/t/phantom-study-to-correct-geometric-distortion-in-mri-imaging-moving-image-based-on-ct-imaging-fixed-image/4383 "2018-10-16T14:41:26Z")

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Dears 3DSlicer developers: Andras Lasso, Csaba Pinter, Andrey Fedorov, Steve Pieper and Thomas Vaughan Firstly, I Should thank you for all tips and guidances in 3DSlicer and python programming. In the beginning, I wil…

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## [2018-10-15 Windows nightly build "unable to import VTK"](https://discourse.slicer.org/t/2018-10-15-windows-nightly-build-unable-to-import-vtk/4403)

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**Author:** [@jamesobutler](https://discourse.slicer.org/u/jamesobutler)\
**Replies:** 2\
**Last updated:** [October 16, 2018, 2:01pm UTC](https://discourse.slicer.org/t/2018-10-15-windows-nightly-build-unable-to-import-vtk/4403 "2018-10-16T14:01:21Z")

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Today’s 2018-10-15 Windows nightly build shows a bunch of errors after launch because it is unable to import VTK in python. This hasn’t been an issue for recent nightly builds so I assume it is something to do with a rec…

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## [Scalar subtraction](https://discourse.slicer.org/t/scalar-subtraction/4401)

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**Author:** [@lemonade](https://discourse.slicer.org/u/lemonade)\
**Replies:** 2\
**Last updated:** [October 15, 2018, 7:39pm UTC](https://discourse.slicer.org/t/scalar-subtraction/4401 "2018-10-15T19:39:50Z")

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Hello. I am subtracting two images to track changes in contrast between them. I am interested in both the positive and negative change. However I can’t seem to get any values below 0 after subtraction. Is there somethin…

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## [Trouble showing DICOM-pictures with different B-values in 3D-Slicer](https://discourse.slicer.org/t/trouble-showing-dicom-pictures-with-different-b-values-in-3d-slicer/4317)

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**Author:** [@persst](https://discourse.slicer.org/u/persst)\
**Replies:** 8\
**Last updated:** [October 15, 2018, 3:56pm UTC](https://discourse.slicer.org/t/trouble-showing-dicom-pictures-with-different-b-values-in-3d-slicer/4317 "2018-10-15T15:56:21Z")

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Hi! I have a set of DICOM-files with diffusion weighted images, which I intend to use to access cerebral ischemia. The DICOM-files have both B0, B500 and B1000 sequences in the same stack. When I load the file in 3D-Sli…

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## [Radiomics won't work with a label volume from Segmentation Wizard](https://discourse.slicer.org/t/radiomics-wont-work-with-a-label-volume-from-segmentation-wizard/4224)

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**Author:** [@Ella\_Jones](https://discourse.slicer.org/u/Ella_Jones)\
**Replies:** 2\
**Last updated:** [October 15, 2018, 9:07am UTC](https://discourse.slicer.org/t/radiomics-wont-work-with-a-label-volume-from-segmentation-wizard/4224 "2018-10-15T09:07:28Z")

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Operating system: MacOS 10.13.3 Slicer version:4.9.0-2018-09-08 r27398 Expected behavior: Radiomics will use the resampled volume as the Input image volume and the roi-threshold as input regions. Then calculate the fe…

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## [Can't launch the nightly build version 4.9.0 on windows 7](https://discourse.slicer.org/t/cant-launch-the-nightly-build-version-4-9-0-on-windows-7/4392)

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**Author:** [@Joejoe](https://discourse.slicer.org/u/Joejoe)\
**Replies:** 1\
**Last updated:** [October 15, 2018, 1:15am UTC](https://discourse.slicer.org/t/cant-launch-the-nightly-build-version-4-9-0-on-windows-7/4392 "2018-10-15T01:15:39Z")

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Hi~~~, here is my problem, thanks! Operating system: windows7 home basic 64 Slicer version: 4.9.0 Expected behavior: to launch Actual behavior: after a quick view of the opening logo of 3D Slicer, it just crashed, ca…

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## [Error: ReadDataInternal: not found](https://discourse.slicer.org/t/error-readdatainternal-not-found/4386)

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**Author:** [@ursus33](https://discourse.slicer.org/u/ursus33)\
**Replies:** 1\
**Last updated:** [October 13, 2018, 5:30pm UTC](https://discourse.slicer.org/t/error-readdatainternal-not-found/4386 "2018-10-13T17:30:37Z")

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Operating system: Windows 10 64 bit Slicer version: 4.8.1 Expected behavior: Loading model Actual behavior: There is error message like this. I cannot load the stl data even I have data in my computer. How can I fi…

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## [Automatic segmentation and generation of .stl from large amount of tiff image stacks](https://discourse.slicer.org/t/automatic-segmentation-and-generation-of-stl-from-large-amount-of-tiff-image-stacks/4381)

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**Author:** [@johan](https://discourse.slicer.org/u/johan)\
**Replies:** 4\
**Last updated:** [October 13, 2018, 2:36pm UTC](https://discourse.slicer.org/t/automatic-segmentation-and-generation-of-stl-from-large-amount-of-tiff-image-stacks/4381 "2018-10-13T14:36:21Z")

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Operating system: Ubuntu Linux 18 LTS Slicer version: 4.9.0-2018-10-09 r27464 Hello, I am currently doing the following manually using the GUI Load .tif stack, deselect labelmap and single image after clicking “show…

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## [Segmentation, problem on re-opening files](https://discourse.slicer.org/t/segmentation-problem-on-re-opening-files/4369)

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**Author:** [@wnzsofia](https://discourse.slicer.org/u/wnzsofia)\
**Replies:** 5\
**Last updated:** [October 12, 2018, 4:02pm UTC](https://discourse.slicer.org/t/segmentation-problem-on-re-opening-files/4369 "2018-10-12T16:02:03Z")

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Operating system: Windows10 Slicer version: Slicer 4.9.0. Expected behavior: Actual behavior: Hi, I was doing segmentations on the liver and have a problem on re-opening files. Right after re-opening files I can roll …

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## [Improved interactions in virtual reality](https://discourse.slicer.org/t/improved-interactions-in-virtual-reality/4368)

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**Author:** [@cpinter](https://discourse.slicer.org/u/cpinter)\
**Replies:** 4\
**Last updated:** [October 12, 2018, 1:38pm UTC](https://discourse.slicer.org/t/improved-interactions-in-virtual-reality/4368 "2018-10-12T13:38:19Z")

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New features in SlicerVirtualReality: Position MRML objects in VR Two-handed world manipulation gesture for pan, rotate, zoom The video shows the improvements used for pedicle screw placement procedure with three visu…

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## [How to display and move the origin coordinates of the surface model (.STL)](https://discourse.slicer.org/t/how-to-display-and-move-the-origin-coordinates-of-the-surface-model-stl/3329)

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**Author:** [@Yuta](https://discourse.slicer.org/u/Yuta)\
**Replies:** 1\
**Last updated:** [October 11, 2018, 7:54pm UTC](https://discourse.slicer.org/t/how-to-display-and-move-the-origin-coordinates-of-the-surface-model-stl/3329 "2018-10-11T19:54:05Z")

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Operating system: WINDOWS Slicer version: 4.8.1 thank you for the outstanding work with 3DSlicer Expected behavior: I want to set the origin (0, 0, 0) of the coordinates to an arbitrary position of the segmented bone…

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## [Hovering over a fiducial is no longer PointingHandCursor](https://discourse.slicer.org/t/hovering-over-a-fiducial-is-no-longer-pointinghandcursor/4364)

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**Author:** [@jamesobutler](https://discourse.slicer.org/u/jamesobutler)\
**Replies:** 5\
**Last updated:** [October 11, 2018, 6:26pm UTC](https://discourse.slicer.org/t/hovering-over-a-fiducial-is-no-longer-pointinghandcursor/4364 "2018-10-11T18:26:35Z")

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Using the current Slicer nightly 4.9.0-2018-10-09 when hovering over a placed fiducial it no longer shows the Qt PointingHandCursor type. It maintains the regular arrow cursor type. In Slicer 4.8.1 it would use the Poin…

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## [Choosing a infrared hardware option for navigation](https://discourse.slicer.org/t/choosing-a-infrared-hardware-option-for-navigation/4357)

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**Author:** [@GL1984](https://discourse.slicer.org/u/GL1984)\
**Replies:** 2\
**Last updated:** [October 11, 2018, 1:30pm UTC](https://discourse.slicer.org/t/choosing-a-infrared-hardware-option-for-navigation/4357 "2018-10-11T13:30:16Z")

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Operating system: Mac OS High Sierra Slicer version: 4.7 I am a total beginner with the Slicer IGT toolkit. I would like to develop a neuronavigation method for use in veterinary medicine based on 3DSlicer. My plan w…

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## [Slice number change](https://discourse.slicer.org/t/slice-number-change/4358)

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**Author:** [@Ash\_Alarfaj](https://discourse.slicer.org/u/Ash_Alarfaj)\
**Replies:** 2\
**Last updated:** [October 11, 2018, 1:27pm UTC](https://discourse.slicer.org/t/slice-number-change/4358 "2018-10-11T13:27:17Z")

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Problem report for Slicer 4.8.1 macosx-amd64: \[please describe expected and actual behavior\] expected: in the axial image (red viewer) when I’ve moved the mouse from up to down the image the slice number should be same …

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## [Where is Slicerconfig.cmake](https://discourse.slicer.org/t/where-is-slicerconfig-cmake/4173)

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**Author:** [@rasoul](https://discourse.slicer.org/u/rasoul)\
**Replies:** 17\
**Last updated:** [October 11, 2018, 12:21pm UTC](https://discourse.slicer.org/t/where-is-slicerconfig-cmake/4173 "2018-10-11T12:21:59Z")

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Hi every one, I wana building an extension(MABMIS) for slicer by CMake but I get this Error: CMake Error at CMakeLists.txt:12 (find\_package): By not providing &quot;FindSlicer.cmake&quot; in CMAKE\_MODULE\_PATH this proj…

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## [Volume rendering shows solid black cube only](https://discourse.slicer.org/t/volume-rendering-shows-solid-black-cube-only/4272)

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**Author:** [@Anthony\_Evlambiou](https://discourse.slicer.org/u/Anthony_Evlambiou)\
**Replies:** 20\
**Last updated:** [October 11, 2018, 7:51am UTC](https://discourse.slicer.org/t/volume-rendering-shows-solid-black-cube-only/4272 "2018-10-11T07:51:40Z")

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Hello, I have a quick question as I am new to slicer and it might just be a simple error. I have created a stack of tiff files and managed to load them onto slicer and then adjust the image spacing so that there a full…

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## [Hausdorff distance calculation in SegmentComparison module](https://discourse.slicer.org/t/hausdorff-distance-calculation-in-segmentcomparison-module/4300)

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**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 20\
**Last updated:** [October 10, 2018, 7:58pm UTC](https://discourse.slicer.org/t/hausdorff-distance-calculation-in-segmentcomparison-module/4300 "2018-10-10T19:58:27Z")

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Currently, Hausdorff distance calculation in Segment Comparison is unsigned - switching the order of segments used for comparison does not change the result of calculation. It is often critical to know the sign of the di…

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## [Fiducial registration for multiple sequences](https://discourse.slicer.org/t/fiducial-registration-for-multiple-sequences/4347)

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**Author:** [@Melanie](https://discourse.slicer.org/u/Melanie)\
**Replies:** 2\
**Last updated:** [October 10, 2018, 4:39pm UTC](https://discourse.slicer.org/t/fiducial-registration-for-multiple-sequences/4347 "2018-10-10T16:39:36Z")

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Hi All Could you suggest where I could read about the fiducial registration wizard please. It goes to IGT and then link goes to Assembla site. I am trying to register fiducial points that I have put on one moving sequen…

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## [Merging different volumes together](https://discourse.slicer.org/t/merging-different-volumes-together/4349)

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**Author:** [@RexLuscus](https://discourse.slicer.org/u/RexLuscus)\
**Replies:** 0\
**Last updated:** [October 10, 2018, 4:04pm UTC](https://discourse.slicer.org/t/merging-different-volumes-together/4349 "2018-10-10T16:04:40Z")

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My CT scan is seperated into different dicom files. Everyone is a little layer. How can I merge them? I use 4.8.1 on Windows 10.

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## [Surface registration/multi volume](https://discourse.slicer.org/t/surface-registration-multi-volume/4325)

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**Author:** [@Melanie](https://discourse.slicer.org/u/Melanie)\
**Replies:** 2\
**Last updated:** [October 10, 2018, 2:43pm UTC](https://discourse.slicer.org/t/surface-registration-multi-volume/4325 "2018-10-10T14:43:35Z")

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Is there a function of surface registration in extensions that can be applicable to multi volume sequences, without having to segment structures separately. Thank you

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## [how to obtain a report/table of the histogram of grayvalues ](https://discourse.slicer.org/t/how-to-obtain-a-report-table-of-the-histogram-of-grayvalues/4330)

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**Author:** [@Nuria](https://discourse.slicer.org/u/Nuria)\
**Replies:** 7\
**Last updated:** [October 10, 2018, 1:47pm UTC](https://discourse.slicer.org/t/how-to-obtain-a-report-table-of-the-histogram-of-grayvalues/4330 "2018-10-10T13:47:02Z")

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Hi! I’m trying to obtain a table with the histogram of gray values of a volume (obtained from a segmentation using the mask volume) but I can’t. At the moment, I only see the plot in the volume module but I need the val…

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## [Surface/Edge Segmentation for White Matter](https://discourse.slicer.org/t/surface-edge-segmentation-for-white-matter/4339)

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**Author:** [@Hassan\_Farhat](https://discourse.slicer.org/u/Hassan_Farhat)\
**Replies:** 1\
**Last updated:** [October 10, 2018, 1:10pm UTC](https://discourse.slicer.org/t/surface-edge-segmentation-for-white-matter/4339 "2018-10-10T13:10:12Z")

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Dear Community, I’m working on segmented Brain MRI images (GM, WM, CSF), I would like to extract a continuous boundary for White matter to be able to test specific algorithms. Since WM maps are probability maps, I have …

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## [Finding the corresponding point to a specific displacement field](https://discourse.slicer.org/t/finding-the-corresponding-point-to-a-specific-displacement-field/4332)

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**Author:** [@aseman](https://discourse.slicer.org/u/aseman)\
**Replies:** 3\
**Last updated:** [October 10, 2018, 12:56pm UTC](https://discourse.slicer.org/t/finding-the-corresponding-point-to-a-specific-displacement-field/4332 "2018-10-10T12:56:23Z")

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Slicer version:4.8.1 Hi 3D slicer experts and all users I have got displacement fields for different points of a particular segment (i.e heart); and with the movement of mouse on each point , the corresponding vector c…

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## [Erase effect does not work](https://discourse.slicer.org/t/erase-effect-does-not-work/4341)

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**Author:** [@Ash\_Alarfaj](https://discourse.slicer.org/u/Ash_Alarfaj)\
**Replies:** 4\
**Last updated:** [October 10, 2018, 12:55pm UTC](https://discourse.slicer.org/t/erase-effect-does-not-work/4341 "2018-10-10T12:55:44Z")

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Hi mac 3d slicer version 4.8 usually, I use threshold effect then correct by erasing or painting, but today the erase effect does not work. please see attachment

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## [Saving scene as a multi volume sequence](https://discourse.slicer.org/t/saving-scene-as-a-multi-volume-sequence/4320)

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**Author:** [@Melanie](https://discourse.slicer.org/u/Melanie)\
**Replies:** 3\
**Last updated:** [October 9, 2018, 3:25pm UTC](https://discourse.slicer.org/t/saving-scene-as-a-multi-volume-sequence/4320 "2018-10-09T15:25:05Z")

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Hi, How could I save a multi volume sequence ( output volumes and output transforms) so I can retrieve the scene. I saved scene as mrml and nothing loads , output volumes seq.nrrd loads but does not have my fiducial mark…

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## [Disarticulating Joints](https://discourse.slicer.org/t/disarticulating-joints/4293)

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**Author:** [@vahemat](https://discourse.slicer.org/u/vahemat)\
**Replies:** 2\
**Last updated:** [October 8, 2018, 10:50pm UTC](https://discourse.slicer.org/t/disarticulating-joints/4293 "2018-10-08T22:50:00Z")

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Hey all, I’m completely new to this. I was hoping someone could refer me to a good tutorial that I can use make make a model of a disarticulated joint. Specifically, I want to be able to make a model of a joint, however…

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## [3d meshing using data points](https://discourse.slicer.org/t/3d-meshing-using-data-points/4262)

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**Author:** [@Stuti\_Verma](https://discourse.slicer.org/u/Stuti_Verma)\
**Replies:** 3\
**Last updated:** [October 8, 2018, 8:43pm UTC](https://discourse.slicer.org/t/3d-meshing-using-data-points/4262 "2018-10-08T20:43:35Z")

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I am new to the 3d slicer. I wanted to know whether I can generate the mesh from data points. Actually, I have the data points of a geometry in three-dimensional space and I want to construct the geometry using those poi…

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## [Sequence tracking error after installing 29/09 nightly](https://discourse.slicer.org/t/sequence-tracking-error-after-installing-29-09-nightly/4235)

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**Author:** [@Melanie](https://discourse.slicer.org/u/Melanie)\
**Replies:** 15\
**Last updated:** [October 8, 2018, 2:37pm UTC](https://discourse.slicer.org/t/sequence-tracking-error-after-installing-29-09-nightly/4235 "2018-10-08T14:37:53Z")

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Hi, repeatedly I ve failed to track RAS coordinates of anatomical points marked on my transformed sequence. I ve pasted the log; Could someone help me, whether I ve installed something wrong, is it a problem with my step…

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## [Import contours/dicom from Medis into Slicer](https://discourse.slicer.org/t/import-contours-dicom-from-medis-into-slicer/4318)

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**Author:** [@Savine](https://discourse.slicer.org/u/Savine)\
**Replies:** 1\
**Last updated:** [October 8, 2018, 2:34pm UTC](https://discourse.slicer.org/t/import-contours-dicom-from-medis-into-slicer/4318 "2018-10-08T14:34:40Z")

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I have drawn my contours already with Medis suite and saved these contours as .con flie or .dicom file. Can I import these contours into slicer to create a 3D volume?

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