# Support

**URL:** https://discourse.slicer.org/c/support/11.md?page=436

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

**Page:** 437

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## [Changing default mesh files from VTK to OBJ](https://discourse.slicer.org/t/changing-default-mesh-files-from-vtk-to-obj/1600)

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**Author:** [@Peter\_Simpson-Young](https://discourse.slicer.org/u/Peter_Simpson-Young)\
**Replies:** 2\
**Last updated:** [December 6, 2017, 2:24am UTC](https://discourse.slicer.org/t/changing-default-mesh-files-from-vtk-to-obj/1600 "2017-12-06T02:24:59Z")

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Operating system: Windows 10 Slicer version: 4.6.2 Hey guys, I’m using Slicer to create OBJ models of Freesurfer parcellations, which requires going through each individual region and changing the file type from VTK t…

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## [Load arbitrary contiguous DICOM files in a single volume](https://discourse.slicer.org/t/load-arbitrary-contiguous-dicom-files-in-a-single-volume/1488)

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**Author:** [@chir.set](https://discourse.slicer.org/u/chir.set)\
**Replies:** 16\
**Last updated:** [December 5, 2017, 9:50pm UTC](https://discourse.slicer.org/t/load-arbitrary-contiguous-dicom-files-in-a-single-volume/1488 "2017-12-05T21:50:02Z")

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This is a feature request. Via File/Add data/Choose Files to Add, if an arbitrary number of DICOM files are selected, each file is loaded as a separate volume. Can they be loaded as a single volume ? Alternatively, can…

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## [visualise fMRI results in 3D ](https://discourse.slicer.org/t/visualise-fmri-results-in-3d/1595)

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**Author:** [@patrizia](https://discourse.slicer.org/u/patrizia)\
**Replies:** 1\
**Last updated:** [December 5, 2017, 8:47pm UTC](https://discourse.slicer.org/t/visualise-fmri-results-in-3d/1595 "2017-12-05T20:47:37Z")

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Hallo, I have a very simple question: how can fMRI results (in .nii format) be visualized with this software? Including a template of course. A tutorial would be much appreciated. Thank you in advance.

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## [What spec GPU is required for GPU volumentric rendering?](https://discourse.slicer.org/t/what-spec-gpu-is-required-for-gpu-volumentric-rendering/1596)

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**Author:** [@jdx-john](https://discourse.slicer.org/u/jdx-john)\
**Replies:** 4\
**Last updated:** [December 5, 2017, 6:06pm UTC](https://discourse.slicer.org/t/what-spec-gpu-is-required-for-gpu-volumentric-rendering/1596 "2017-12-05T18:06:48Z")

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On what type/age of PCs would the software based volumetric renderer be preferable/required compared to the GPU renderer? Realistically these days now that even integrated chipsets are DirectX10 compatible (good by and g…

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## [How to output the DTI volume into DICOM datas?](https://discourse.slicer.org/t/how-to-output-the-dti-volume-into-dicom-datas/1032)

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**Author:** [@Jin](https://discourse.slicer.org/u/Jin)\
**Replies:** 4\
**Last updated:** [December 5, 2017, 6:00pm UTC](https://discourse.slicer.org/t/how-to-output-the-dti-volume-into-dicom-datas/1032 "2017-12-05T18:00:22Z")

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How to output the DTI volume into DICOM datas? I use the Create a DICOM Series module, but I can’t find the DTI volume in the Input Volume.

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## [IOError: \[Errno 13\] Permission denied: 'Values.txt'](https://discourse.slicer.org/t/ioerror-errno-13-permission-denied-values-txt/1577)

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**Author:** [@happyle](https://discourse.slicer.org/u/happyle)\
**Replies:** 5\
**Last updated:** [December 5, 2017, 5:50am UTC](https://discourse.slicer.org/t/ioerror-errno-13-permission-denied-values-txt/1577 "2017-12-05T05:50:37Z")

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Operating system:win 7 Slicer version:3Dslicer 4.9.0-2017-11-01 r26541 hello all as seen in the screenshot,i was trying to save an array,then it came out an erro,but I can’t find out what I am doing wrong! the code wa…

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## [Anywhere to find a list of required inputs for Python?](https://discourse.slicer.org/t/anywhere-to-find-a-list-of-required-inputs-for-python/1546)

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**Author:** [@gbaltz](https://discourse.slicer.org/u/gbaltz)\
**Replies:** 6\
**Last updated:** [December 4, 2017, 6:52pm UTC](https://discourse.slicer.org/t/anywhere-to-find-a-list-of-required-inputs-for-python/1546 "2017-12-04T18:52:26Z")

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Hello, I am trying to write a Python script that can automate the export of a .stl model from a segmentation that is imported with the CT DICOM set. I have pretty much everything by painfully looking through examples o…

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## [Superimpossion of 2 models in STL format](https://discourse.slicer.org/t/superimpossion-of-2-models-in-stl-format/1583)

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**Author:** [@poopool](https://discourse.slicer.org/u/poopool)\
**Replies:** 2\
**Last updated:** [December 3, 2017, 10:29pm UTC](https://discourse.slicer.org/t/superimpossion-of-2-models-in-stl-format/1583 "2017-12-03T22:29:43Z")

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Hello! For a research project, I am trying to superimpose (AUTOMATIC supperimposition) the STL formats of the files and then do the color mapping and measure the gaps and distance between these models. What is the best…

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## [DICOM Browser could not pop-up](https://discourse.slicer.org/t/dicom-browser-could-not-pop-up/1528)

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**Author:** [@researchtomliu](https://discourse.slicer.org/u/researchtomliu)\
**Replies:** 4\
**Last updated:** [December 3, 2017, 1:58pm UTC](https://discourse.slicer.org/t/dicom-browser-could-not-pop-up/1528 "2017-12-03T13:58:10Z")

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\[DEBUG\]\[Qt\] 27.11.2017 23:21:12 \[\] (unknown:0) - Session start time .......: 2017-11-27 23:21:12 \[DEBUG\]\[Qt\] 27.11.2017 23:21:12 \[\] (unknown:0) - Slicer version ...........: 4.8.0 (revision 26489) win-amd64 - installed \[…

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## [Segmentation error](https://discourse.slicer.org/t/segmentation-error/1579)

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**Author:** [@Hamburgerfinger](https://discourse.slicer.org/u/Hamburgerfinger)\
**Replies:** 1\
**Last updated:** [December 3, 2017, 12:02am UTC](https://discourse.slicer.org/t/segmentation-error/1579 "2017-12-03T00:02:45Z")

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Hi! I have an error in segmentation that’s recurrent… Sometimes when drawing or painting a segment in a given slice, a portion of the segment is applied onto the adjacent slices – please see pictures (circular segment …

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## [Visualize Deformation field](https://discourse.slicer.org/t/visualize-deformation-field/1552)

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**Author:** [@eladam](https://discourse.slicer.org/u/eladam)\
**Replies:** 2\
**Last updated:** [December 2, 2017, 6:54am UTC](https://discourse.slicer.org/t/visualize-deformation-field/1552 "2017-12-02T06:54:30Z")

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Hello, I have been trying to visualize a deformation field in Slicer (it’s a vector image), but I am having some issues. I would like it to be shown with arrows on the respective points. I am trying to display the Glyp…

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## [Using Slicer while running intensive Segmentation effects](https://discourse.slicer.org/t/using-slicer-while-running-intensive-segmentation-effects/1575)

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**Author:** [@jamesobutler](https://discourse.slicer.org/u/jamesobutler)\
**Replies:** 2\
**Last updated:** [December 1, 2017, 4:43pm UTC](https://discourse.slicer.org/t/using-slicer-while-running-intensive-segmentation-effects/1575 "2017-12-01T16:43:48Z")

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Hi, I’m a big user of the segment editor and like to use the “Fill Between Slices” and “Smoothing” effect when segmenting tumors in ultrasound volumes. The “Fill Between Slices” is fast (\<1 second), but when running “Me…

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## [Area of segment in a given slice?](https://discourse.slicer.org/t/area-of-segment-in-a-given-slice/1559)

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**Author:** [@hherhold](https://discourse.slicer.org/u/hherhold)\
**Replies:** 4\
**Last updated:** [November 30, 2017, 7:32pm UTC](https://discourse.slicer.org/t/area-of-segment-in-a-given-slice/1559 "2017-11-30T19:32:29Z")

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Is there a way to determine the area a segment takes up in a given slice? I’m interested in generating a plot from a CT scan, anterior to posterior, of the area taken up by a segment slice-by-slice (if that makes sense). …

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## [Extensions Download fails?](https://discourse.slicer.org/t/extensions-download-fails/155)

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**Author:** [@fedorov](https://discourse.slicer.org/u/fedorov)\
**Replies:** 12\
**Last updated:** [November 28, 2017, 7:04pm UTC](https://discourse.slicer.org/t/extensions-download-fails/155 "2017-11-28T19:04:16Z")

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Question asked by Matias Montroull on slicer-user list: Hi, I’m trying to download an extension using the extension manager but I get an error saying the download failed. When I go to @KitwareMedical/slicer-extensi…

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## [Unable to generate airway lung segmention using Airway Segmentation Module](https://discourse.slicer.org/t/unable-to-generate-airway-lung-segmention-using-airway-segmentation-module/1526)

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**Author:** [@ashlyshaji](https://discourse.slicer.org/u/ashlyshaji)\
**Replies:** 3\
**Last updated:** [November 28, 2017, 2:19pm UTC](https://discourse.slicer.org/t/unable-to-generate-airway-lung-segmention-using-airway-segmentation-module/1526 "2017-11-28T14:19:32Z")

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Hello, I am new to 3d slicer . I tried to generate airway segment from CT DICOM images using Airway Segmentation Module . But only the location of seed point is getting generated in 3d viewer, instead of the whole airw…

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## [cannot load DICOM browser](https://discourse.slicer.org/t/cannot-load-dicom-browser/1522)

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**Author:** [@researchtomliu](https://discourse.slicer.org/u/researchtomliu)\
**Replies:** 7\
**Last updated:** [November 27, 2017, 10:12pm UTC](https://discourse.slicer.org/t/cannot-load-dicom-browser/1522 "2017-11-27T22:12:50Z")

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Operating system:win 7 64bit Slicer version:4.8 Expected behavior:open DICOM browser Actual behavior: when I press the “DICOM” button to want to load dicom data, the DICOM browser window cannot pop-up as usual. Then …

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## [Could not load: 1: Unnamed Series as a Scalar Volume](https://discourse.slicer.org/t/could-not-load-1-unnamed-series-as-a-scalar-volume/1527)

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**Author:** [@jamesdecol](https://discourse.slicer.org/u/jamesdecol)\
**Replies:** 1\
**Last updated:** [November 27, 2017, 2:14pm UTC](https://discourse.slicer.org/t/could-not-load-1-unnamed-series-as-a-scalar-volume/1527 "2017-11-27T14:14:40Z")

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Could not load: 1: Unnamed Series as a Scalar Volume, why ??

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## [Why the Editor module is missing?](https://discourse.slicer.org/t/why-the-editor-module-is-missing/1464)

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**Author:** [@gildoringlorin](https://discourse.slicer.org/u/gildoringlorin)\
**Replies:** 9\
**Last updated:** [November 25, 2017, 11:09pm UTC](https://discourse.slicer.org/t/why-the-editor-module-is-missing/1464 "2017-11-25T23:09:05Z")

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Operating system:Windows 7 X64 Slicer version:4.7.0 Expected behavior:Editor module Actual behavior:Can’t find Editor module as the image shows.I start 3D Slicer with debug mode using VS2013, but I can’t a modu…

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## [Volume rendering to obj or stl format](https://discourse.slicer.org/t/volume-rendering-to-obj-or-stl-format/1512)

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**Author:** [@iplneuro](https://discourse.slicer.org/u/iplneuro)\
**Replies:** 5\
**Last updated:** [November 25, 2017, 9:30am UTC](https://discourse.slicer.org/t/volume-rendering-to-obj-or-stl-format/1512 "2017-11-25T09:30:29Z")

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Hi Sir/Madam, I’m using 3d slicer nightly build version and I am new to slicer. I tried using the slicer sample dataset ct chest and used the volume rendering extension. Is there any way to create model from volume rend…

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## [Top of the mesh](https://discourse.slicer.org/t/top-of-the-mesh/1505)

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**Author:** [@Frederic](https://discourse.slicer.org/u/Frederic)\
**Replies:** 10\
**Last updated:** [November 23, 2017, 5:31pm UTC](https://discourse.slicer.org/t/top-of-the-mesh/1505 "2017-11-23T17:31:15Z")

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Hi all, In 3d slicer, I have a point (x,y,z) -a fiducial- into a brain 3D model (mesh). Without changing the x and y coordinates, I would like to create a new point where the z coordinate will be at the top of the mesh.…

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## [Welcome to the Support category](https://discourse.slicer.org/t/welcome-to-the-support-category/15)

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**Author:** [@ihnorton](https://discourse.slicer.org/u/ihnorton)\
**Replies:** 0\
**Last updated:** [April 7, 2017, 7:40pm UTC](https://discourse.slicer.org/t/welcome-to-the-support-category/15 "2017-04-07T19:40:52Z")

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This is where you should ask questions about any issue you are having with 3D Slicer. The "Usage" category is for discussion of 3D Slicer usage (equivalent to the slicer-users mailing list). This is the default locatio…

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## [Stairs line style, vertical lines in charts/plots](https://discourse.slicer.org/t/stairs-line-style-vertical-lines-in-charts-plots/1507)

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**Author:** [@mschumaker](https://discourse.slicer.org/u/mschumaker)\
**Replies:** 2\
**Last updated:** [November 22, 2017, 10:13pm UTC](https://discourse.slicer.org/t/stairs-line-style-vertical-lines-in-charts-plots/1507 "2017-11-22T22:13:13Z")

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I’d like to request “stairs” as a chart and/or plot type. The Step Chart in jqPlot would be a good starting point: http://www.jqplot.com/examples/step-charts.php The plot creation system Grace (either Qtgrace or xmgrac…

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## [Unable to zoom using Surface Pen](https://discourse.slicer.org/t/unable-to-zoom-using-surface-pen/1508)

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**Author:** [@evanf](https://discourse.slicer.org/u/evanf)\
**Replies:** 1\
**Last updated:** [November 22, 2017, 8:58pm UTC](https://discourse.slicer.org/t/unable-to-zoom-using-surface-pen/1508 "2017-11-22T20:58:51Z")

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Hi, I’ve been using Slicer on a MS Surface Pro using a stylus with a side button that serves as it’s right-click function. Today I opened up slicer and am suddenly unable to use the stylus button + vertical slide to zoom…

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## [Upper airway model](https://discourse.slicer.org/t/upper-airway-model/1503)

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**Author:** [@khalid.elserfy](https://discourse.slicer.org/u/khalid.elserfy)\
**Replies:** 1\
**Last updated:** [November 22, 2017, 5:25am UTC](https://discourse.slicer.org/t/upper-airway-model/1503 "2017-11-22T05:25:39Z")

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Operating system:win 10 Slicer version:4.7 i want to model upper air way ,but i can not get the passage between the pharynx , and the oral cavity , do you have any suggestions to get the upper air way complete

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## [Segment Editor in command line?](https://discourse.slicer.org/t/segment-editor-in-command-line/1496)

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**Author:** [@bpaniagua](https://discourse.slicer.org/u/bpaniagua)\
**Replies:** 1\
**Last updated:** [November 21, 2017, 5:18pm UTC](https://discourse.slicer.org/t/segment-editor-in-command-line/1496 "2017-11-21T17:18:13Z")

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Is it possible to use the Segment Editor through the command line? I have \>2gb sized images and I know what are the options and parameters I would like to use from the application, it would be great to be able to run the…

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## [CLI Module widget internationalization](https://discourse.slicer.org/t/cli-module-widget-internationalization/1477)

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**Author:** [@Ted\_Chen](https://discourse.slicer.org/u/Ted_Chen)\
**Replies:** 10\
**Last updated:** [November 21, 2017, 2:16am UTC](https://discourse.slicer.org/t/cli-module-widget-internationalization/1477 "2017-11-21T02:16:25Z")

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Hello, We are translating the 3D slicer and the loadable module can be done well but seems there is no good explanation document about CLI module internationalization. As my understanding, SlicerExecutionModel defined …

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## [Calling in a .mat object into 3D Slicer](https://discourse.slicer.org/t/calling-in-a-mat-object-into-3d-slicer/1492)

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**Author:** [@stevenagl12](https://discourse.slicer.org/u/stevenagl12)\
**Replies:** 2\
**Last updated:** [November 20, 2017, 3:26pm UTC](https://discourse.slicer.org/t/calling-in-a-mat-object-into-3d-slicer/1492 "2017-11-20T15:26:31Z")

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I was wondering if Slicer has any functionality for calling in a .mat object into the program. I know that there is a MATLAB bridge, does this have the capability of calling in these objects?

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## [How to use "Segment statics"](https://discourse.slicer.org/t/how-to-use-segment-statics/1491)

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**Author:** [@beerlover](https://discourse.slicer.org/u/beerlover)\
**Replies:** 1\
**Last updated:** [November 19, 2017, 7:44pm UTC](https://discourse.slicer.org/t/how-to-use-segment-statics/1491 "2017-11-19T19:44:32Z")

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Dear Developer I am so new to use 3D silicer. I used it to calculate volume of alveolar bone graft in cleft site through segment editor tool. When I calculated the volume it gave me in three options, LM volume, GS volum…

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## [MultiLevelRegistration](https://discourse.slicer.org/t/multilevelregistration/1478)

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**Author:** [@Marta\_Pais](https://discourse.slicer.org/u/Marta_Pais)\
**Replies:** 1\
**Last updated:** [November 17, 2017, 1:56pm UTC](https://discourse.slicer.org/t/multilevelregistration/1478 "2017-11-17T13:56:35Z")

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Hi all, I need to get Jaccard coefient between some structure sets and the only way i found out, using slicer, is using the MultiLevelRegistration extension, but i can’t seem to find it on the Extension Manager. I eve…

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## [Error Loading MRI Files](https://discourse.slicer.org/t/error-loading-mri-files/1473)

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**Author:** [@Jake\_Simon](https://discourse.slicer.org/u/Jake_Simon)\
**Replies:** 7\
**Last updated:** [November 16, 2017, 8:07pm UTC](https://discourse.slicer.org/t/error-loading-mri-files/1473 "2017-11-16T20:07:54Z")

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Operating system: Windows 10 Slicer version: 4.8/4.9 Expected behavior: Be able to 3d model mri scan Actual behavior: Cant see the scans at all when loading So I have tried using my own mri scans and a friend’s mri s…

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