# How to get the real boundary of the model?

**URL:** https://discourse.vtk.org/t/how-to-get-the-real-boundary-of-the-model/9689
**Category:** Support
**Created:** [October 28, 2022, 3:45am UTC](https://discourse.vtk.org/t/how-to-get-the-real-boundary-of-the-model/9689 "2022-10-28T03:45:33Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![claude](https://discourse.vtk.org/letter_avatar_proxy/v4/letter/c/0ea827/32.png) [@claude](https://discourse.vtk.org/u/claude)
#### Post date: [October 28, 2022, 3:45am UTC](https://discourse.vtk.org/t/how-to-get-the-real-boundary-of-the-model/9689/1 "2022-10-28T03:45:33Z")

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Hi everyone,  
I’m using vtkFeatureEdges to get model boundaries.Is there any method to eliminate the boundary caused by holes?