# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=361

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

**Page:** 362

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## [How can i transform one model and save it?](https://discourse.slicer.org/t/how-can-i-transform-one-model-and-save-it/6852)

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**Author:** [@ramon](https://discourse.slicer.org/u/ramon)\
**Replies:** 1\
**Last updated:** [December 5, 2019, 7:39am UTC](https://discourse.slicer.org/t/how-can-i-transform-one-model-and-save-it/6852 "2019-12-05T07:39:30Z")

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I’m trying to rotate and translate a model. I’m using the tool Transforms, the problem is that i cant save the results. Any suggestion?

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## [Can't open this file in slicer. please help](https://discourse.slicer.org/t/cant-open-this-file-in-slicer-please-help/9148)

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**Author:** [@Dan8dash](https://discourse.slicer.org/u/Dan8dash)\
**Replies:** 4\
**Last updated:** [December 4, 2019, 7:02pm UTC](https://discourse.slicer.org/t/cant-open-this-file-in-slicer-please-help/9148 "2019-12-04T19:02:15Z")

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Operating system: win 64 Slicer version: 4.10.2 Expected behavior: open file Actual behavior: do not open file File: https://yadi.sk/d/2cCCjncBQ6IY8w

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## [Beam Data in Slicer RT not loading](https://discourse.slicer.org/t/beam-data-in-slicer-rt-not-loading/5718)

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**Author:** [@samShy](https://discourse.slicer.org/u/samShy)\
**Replies:** 14\
**Last updated:** [February 16, 2019, 2:44pm UTC](https://discourse.slicer.org/t/beam-data-in-slicer-rt-not-loading/5718 "2019-02-16T14:44:49Z")

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Hello, I am currently investigating the possibility of implementing Slicer RT as part of a Clinical protocol for the comparison of Proton and Cyberkinife treatment plans for liver cancer. Part of the analysis process i…

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## [how to Edit/add units per pixel to a Tiff stack?](https://discourse.slicer.org/t/how-to-edit-add-units-per-pixel-to-a-tiff-stack/8402)

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**Author:** [@Louis\_Kammerer](https://discourse.slicer.org/u/Louis_Kammerer)\
**Replies:** 7\
**Last updated:** [December 4, 2019, 7:37am UTC](https://discourse.slicer.org/t/how-to-edit-add-units-per-pixel-to-a-tiff-stack/8402 "2019-12-04T07:37:42Z")

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Operating system:windows 10 Slicer version:4.10.1 Expected behavior:no units Actual behavior:unrealistic units I am using a file composed of a stack of tiff images from uMRI that I merged using FIJI. When I open this…

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## [How to import ROIs](https://discourse.slicer.org/t/how-to-import-rois/9374)

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**Author:** [@Larry-Lai](https://discourse.slicer.org/u/Larry-Lai)\
**Replies:** 1\
**Last updated:** [December 3, 2019, 8:28pm UTC](https://discourse.slicer.org/t/how-to-import-rois/9374 "2019-12-03T20:28:40Z")

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Dear 3D Slicer users Would it possible to build ROIs from binarized nifti images? Thanks for considering my request. Best Larry

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## [Loading a Scalars file (.mgh) Overlay for a Model Node (.pial) via Python](https://discourse.slicer.org/t/loading-a-scalars-file-mgh-overlay-for-a-model-node-pial-via-python/9356)

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**Author:** [@Aping](https://discourse.slicer.org/u/Aping)\
**Replies:** 4\
**Last updated:** [December 3, 2019, 8:13pm UTC](https://discourse.slicer.org/t/loading-a-scalars-file-mgh-overlay-for-a-model-node-pial-via-python/9356 "2019-12-03T20:13:29Z")

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Hi slicer experts, I am working to load \>100 .mgh files overlay model which I want to make a video for demo. I can load the model by: model = slicer.util.loadModel(‘lh.pial’) But, how to load the surface file (.mgh)…

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## [Ideal hardware configuration for high quality segmentations](https://discourse.slicer.org/t/ideal-hardware-configuration-for-high-quality-segmentations/9281)

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**Author:** [@apparrilla](https://discourse.slicer.org/u/apparrilla)\
**Replies:** 22\
**Last updated:** [December 3, 2019, 6:53pm UTC](https://discourse.slicer.org/t/ideal-hardware-configuration-for-high-quality-segmentations/9281 "2019-12-03T18:53:41Z")

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We are working with CT scan source images to segment bone. High resolution segments are needed. Each source Cropped Volume is around 1400x600x300 px. Grow from seeds is our actual approach. Actual configuration: Opera…

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## [Volume rendering synchronize with volumes](https://discourse.slicer.org/t/volume-rendering-synchronize-with-volumes/9366)

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**Author:** [@fbordignon](https://discourse.slicer.org/u/fbordignon)\
**Replies:** 1\
**Last updated:** [December 3, 2019, 2:29pm UTC](https://discourse.slicer.org/t/volume-rendering-synchronize-with-volumes/9366 "2019-12-03T14:29:39Z")

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Problem report for Slicer 4.11.0-2019-11-21 win-amd64. Hi, I would like to report a behavior that, if it is not a bug, it is really unhelpful and confusing. When I check the synchronize with volumes module at the advan…

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## [Compressed CBCT Data](https://discourse.slicer.org/t/compressed-cbct-data/9321)

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**Author:** [@manjula](https://discourse.slicer.org/u/manjula)\
**Replies:** 15\
**Last updated:** [December 3, 2019, 1:44pm UTC](https://discourse.slicer.org/t/compressed-cbct-data/9321 "2019-12-03T13:44:05Z")

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I was today using CBCT data exported as dcm multiframe images of patients. I used 3D Slicer to import the .dcm file and when it was importing it gave a warning in advance mode saying " Multi-frame image. If slice orien…

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## [How to load a Scalars Overlay for a Model Node via Python ](https://discourse.slicer.org/t/how-to-load-a-scalars-overlay-for-a-model-node-via-python/9355)

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**Author:** [@Aping](https://discourse.slicer.org/u/Aping)\
**Replies:** 0\
**Last updated:** [December 2, 2019, 9:26pm UTC](https://discourse.slicer.org/t/how-to-load-a-scalars-overlay-for-a-model-node-via-python/9355 "2019-12-02T21:26:19Z")

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Hello, I want to overlay some .mgh file on model (lh.pial), the model can be loaded by: model = slicer.util.loadModel(‘lh.pial’) but it did not work by: scalar = slicer.util.loadScalarOverlay(‘surf.mgh’) Is there a…

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## [Slice-by-slice statistics](https://discourse.slicer.org/t/slice-by-slice-statistics/1099)

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**Author:** [@mschumaker](https://discourse.slicer.org/u/mschumaker)\
**Replies:** 5\
**Last updated:** [December 2, 2019, 12:03pm UTC](https://discourse.slicer.org/t/slice-by-slice-statistics/1099 "2019-12-02T12:03:45Z")

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Given an image volume and a segmentation, is there a way to get image statistics on individual slices along an axis? In particular, I’m looking for mean image intensities within 2D segmentations in multiple Axial views.

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## [Lay person guide?](https://discourse.slicer.org/t/lay-person-guide/9344)

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**Author:** [@Diver84](https://discourse.slicer.org/u/Diver84)\
**Replies:** 2\
**Last updated:** [December 1, 2019, 9:12pm UTC](https://discourse.slicer.org/t/lay-person-guide/9344 "2019-12-01T21:12:07Z")

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I’m not educated in the medical field, I’m an engineer that is trying to help the local pediatric surgeon. Our goal is to create models for surgical planning that could be used surgery prep or to 3D print for preforming…

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## [I can’t visualize images](https://discourse.slicer.org/t/i-can-t-visualize-images/9341)

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**Author:** [@Epimack](https://discourse.slicer.org/u/Epimack)\
**Replies:** 2\
**Last updated:** [November 30, 2019, 6:42pm UTC](https://discourse.slicer.org/t/i-can-t-visualize-images/9341 "2019-11-30T18:42:13Z")

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I have install 3D slicer 4.11,but when i load Breast MRI I can’t visualize/ see the images,i only see the values for R,G,B.

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## [Measure asymmetry of 3d jaw model (bone and tissue)](https://discourse.slicer.org/t/measure-asymmetry-of-3d-jaw-model-bone-and-tissue/9338)

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**Author:** [@annom](https://discourse.slicer.org/u/annom)\
**Replies:** 1\
**Last updated:** [November 30, 2019, 10:27am UTC](https://discourse.slicer.org/t/measure-asymmetry-of-3d-jaw-model-bone-and-tissue/9338 "2019-11-30T10:27:48Z")

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Hi There, I have been given Dicom images of a jaw to measure the asymmetry of my jaw. My jaw is wider jaw on the left side but an extra vertical length on the right side of the jawline. So far I was able to reconstruct…

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## [Eddy Current Correction](https://discourse.slicer.org/t/eddy-current-correction/9285)

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**Author:** [@Adam1122](https://discourse.slicer.org/u/Adam1122)\
**Replies:** 1\
**Last updated:** [November 29, 2019, 7:20pm UTC](https://discourse.slicer.org/t/eddy-current-correction/9285 "2019-11-29T19:20:30Z")

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Hello all, I have input image series: 3DT1w and 3D FLAIR. I want to apply the eddy current correction on both images. Does some Eddy Current correction technique exist in 3D Slicer? I´ve read the GTRACT technique exists …

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## [Export volume data in segment?](https://discourse.slicer.org/t/export-volume-data-in-segment/603)

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**Author:** [@hherhold](https://discourse.slicer.org/u/hherhold)\
**Replies:** 8\
**Last updated:** [November 29, 2019, 5:30pm UTC](https://discourse.slicer.org/t/export-volume-data-in-segment/603 "2019-11-29T17:30:53Z")

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Is it possible to export the volume data in a segment? Meaning, using the Segment Editor, you create a segment, then export a TIFF stack or NRRD with the same volume size as your original data set, but with just the data…

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## [Volume Rendering not working](https://discourse.slicer.org/t/volume-rendering-not-working/4018)

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**Author:** [@cwietholt](https://discourse.slicer.org/u/cwietholt)\
**Replies:** 22\
**Last updated:** [November 29, 2019, 4:42pm UTC](https://discourse.slicer.org/t/volume-rendering-not-working/4018 "2019-11-29T16:42:35Z")

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Operating system: Windows 10 Slicer version: 4.8.1 Expected behavior: I am following the CT Thorax Abdomen tutorial to have a first look at volume rendering. The expected behavior is described in the tutorial. Actual …

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## [Which HMD is better for Slicer 3D VR?](https://discourse.slicer.org/t/which-hmd-is-better-for-slicer-3d-vr/9332)

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**Author:** [@DIM](https://discourse.slicer.org/u/DIM)\
**Replies:** 1\
**Last updated:** [November 29, 2019, 2:05pm UTC](https://discourse.slicer.org/t/which-hmd-is-better-for-slicer-3d-vr/9332 "2019-11-29T14:05:53Z")

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Hi I want to initiate in surgical planning using 3D slicer VR extension, I know that compatible HMD are HTC vive, Oculus Rift, but there are new versions for these HMD. So there is any consideration that I have to know…

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## [Rift oculus vr I dont see the light beam](https://discourse.slicer.org/t/rift-oculus-vr-i-dont-see-the-light-beam/9326)

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**Author:** [@Jmarcs](https://discourse.slicer.org/u/Jmarcs)\
**Replies:** 6\
**Last updated:** [November 28, 2019, 7:24pm UTC](https://discourse.slicer.org/t/rift-oculus-vr-i-dont-see-the-light-beam/9326 "2019-11-28T19:24:50Z")

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hello the team my new rift oculus work in 3d slicer but the headlines doesnt work with editor segment I can move the bone with them but i cant cut or use the other tools . and i dont see the light beam. I try everythin…

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## [Extension Wizard - file open dialogs hang UI for several seconds](https://discourse.slicer.org/t/extension-wizard-file-open-dialogs-hang-ui-for-several-seconds/7881)

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**Author:** [@hherhold](https://discourse.slicer.org/u/hherhold)\
**Replies:** 44\
**Last updated:** [November 27, 2019, 5:36pm UTC](https://discourse.slicer.org/t/extension-wizard-file-open-dialogs-hang-ui-for-several-seconds/7881 "2019-11-27T17:36:36Z")

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7/31/19 nightly on MacOS 10.14.4. Open slicer Go to Extension Wizard Click “Select Extension” (or anything that opens a file select dialog) UI freezes (meaning window manager) - mouse movement continues, but dialog op…

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## [Normalize SPECT images into percentile or creating segments by percentile of the SPECT count valuse](https://discourse.slicer.org/t/normalize-spect-images-into-percentile-or-creating-segments-by-percentile-of-the-spect-count-valuse/9311)

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**Author:** [@MarkChan](https://discourse.slicer.org/u/MarkChan)\
**Replies:** 0\
**Last updated:** [November 27, 2019, 3:17pm UTC](https://discourse.slicer.org/t/normalize-spect-images-into-percentile-or-creating-segments-by-percentile-of-the-spect-count-valuse/9311 "2019-11-27T15:17:41Z")

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Hello, I was wondering if there is a function to renormalize the image intensity into percentiles, or there is a filter to create segments based on whatever percentile of the image intensity values. I am working on SPEC…

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## [Different size image registration](https://discourse.slicer.org/t/different-size-image-registration/9304)

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**Author:** [@teosava](https://discourse.slicer.org/u/teosava)\
**Replies:** 4\
**Last updated:** [November 27, 2019, 2:00pm UTC](https://discourse.slicer.org/t/different-size-image-registration/9304 "2019-11-27T14:00:19Z")

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Hi all, I have to register two MRIs that represent the same patient (who is always in the same position). Note that one image is larger than the other as it represents a larger portion of the body. I roto-translated th…

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## [Dicom export of segments did not work (irrespective of platform since 4.10)](https://discourse.slicer.org/t/dicom-export-of-segments-did-not-work-irrespective-of-platform-since-4-10/9300)

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**Author:** [@malbert](https://discourse.slicer.org/u/malbert)\
**Replies:** 3\
**Last updated:** [November 26, 2019, 4:00pm UTC](https://discourse.slicer.org/t/dicom-export-of-segments-did-not-work-irrespective-of-platform-since-4-10/9300 "2019-11-26T16:00:59Z")

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Operating system: OSX (Mojave) and Windows 10 (French version) Slicer version: 4.10 and 4.11 Expected behavior: Save the segment with the image as indicated in “Create files from CT volumes and segmentation” under dico…

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## [Denosing filter gives different result based on volume size](https://discourse.slicer.org/t/denosing-filter-gives-different-result-based-on-volume-size/9275)

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**Author:** [@Amine](https://discourse.slicer.org/u/Amine)\
**Replies:** 6\
**Last updated:** [November 26, 2019, 3:40pm UTC](https://discourse.slicer.org/t/denosing-filter-gives-different-result-based-on-volume-size/9275 "2019-11-26T15:40:07Z")

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Hi, in an attempt to get a preview of what CurvatureAnisotropicDiffusion will produce with less processing time i tried to run it in on a cropped volume to serve as a sample, however the final result on the complete volu…

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## [Disapearing segment information after using importlabelmaptosegmentation](https://discourse.slicer.org/t/disapearing-segment-information-after-using-importlabelmaptosegmentation/9291)

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**Author:** [@dominicrushforth](https://discourse.slicer.org/u/dominicrushforth)\
**Replies:** 8\
**Last updated:** [November 26, 2019, 3:16pm UTC](https://discourse.slicer.org/t/disapearing-segment-information-after-using-importlabelmaptosegmentation/9291 "2019-11-26T15:16:06Z")

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Hi, I am really loving 4.11 as I can now use scipy and pdflatex with ease. However ever since I started using 4.11 I have been having problems with my GUI for performing localised thresholing using simpleitk… The first…

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## [Segment editor crashes on loaded segments](https://discourse.slicer.org/t/segment-editor-crashes-on-loaded-segments/9294)

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**Author:** [@fabian](https://discourse.slicer.org/u/fabian)\
**Replies:** 11\
**Last updated:** [November 26, 2019, 2:24pm UTC](https://discourse.slicer.org/t/segment-editor-crashes-on-loaded-segments/9294 "2019-11-26T14:24:52Z")

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Hi All! I have a problem with the Segment Editor crashing. I load a dataset and a set of segment nodes that I have created in a previous session (.nrrd). This works well. But as soon as I conduct any operation on these …

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## [Diffusion tensor image corregistration](https://discourse.slicer.org/t/diffusion-tensor-image-corregistration/9293)

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**Author:** [@Gonzalo\_Rojas\_Costa](https://discourse.slicer.org/u/Gonzalo_Rojas_Costa)\
**Replies:** 1\
**Last updated:** [November 25, 2019, 11:52pm UTC](https://discourse.slicer.org/t/diffusion-tensor-image-corregistration/9293 "2019-11-25T23:52:22Z")

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Operating system: Ubuntu Slicer version: 3.6.3, 4.10.2 Expected behavior: How can I do the corregistration of corticospinal tract to mprage volumetric image? Actual behavior: I am processing the corticospinal tract, …

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## [Pixel intensities from segmentation?](https://discourse.slicer.org/t/pixel-intensities-from-segmentation/9295)

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**Author:** [@redsoxfan4](https://discourse.slicer.org/u/redsoxfan4)\
**Replies:** 2\
**Last updated:** [November 25, 2019, 4:31pm UTC](https://discourse.slicer.org/t/pixel-intensities-from-segmentation/9295 "2019-11-25T16:31:21Z")

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Hi All, I am interested in collecting the average pixel intensities from a 2D segmentation of MRI dicom images in slicer. Is this possible? I have been unable to find this functionality on my initial search- and am pos…

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## [Quantitative features with HeterogeneityCad](https://discourse.slicer.org/t/quantitative-features-with-heterogeneitycad/518)

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**Author:** [@mtamponi](https://discourse.slicer.org/u/mtamponi)\
**Replies:** 52\
**Last updated:** [November 25, 2019, 2:26pm UTC](https://discourse.slicer.org/t/quantitative-features-with-heterogeneitycad/518 "2019-11-25T14:26:03Z")

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Operat Window 7 : Slicer 7.0 nightly build 10 march 2017: If we calculate the entropy in the homogeneus region of a “volume-label” for a lesion with only one gray level, we wait for “entropy” a value equal to 0… Using…

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## [Apply deconvolution filter on the image to correct blurring](https://discourse.slicer.org/t/apply-deconvolution-filter-on-the-image-to-correct-blurring/5091)

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**Author:** [@shahrokh](https://discourse.slicer.org/u/shahrokh)\
**Replies:** 3\
**Last updated:** [November 24, 2019, 11:21pm UTC](https://discourse.slicer.org/t/apply-deconvolution-filter-on-the-image-to-correct-blurring/5091 "2019-11-24T23:21:14Z")

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Hello Dear Developers and Users I have images acquired from a radiation field using Electronic Portal Imaging Device (EPID) in radiotherapy. Due to scattered beams in EPID, there was a blurring effect. As expected on t…

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