# Selecting random points of a PolyData (Stratified sampling)

**URL:** <https://discourse.vtk.org/t/selecting-random-points-of-a-polydata-stratified-sampling/7003>\
**Category:** Support\
**Created:** [October 28, 2021, 11:49am UTC](https://discourse.vtk.org/t/selecting-random-points-of-a-polydata-stratified-sampling/7003 "2021-10-28T11:49:19Z")\
**Posts on this page:** 1\
**Showing post:** 17

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**Author:** ![Charles\_Gueunet](https://discourse.vtk.org/user_avatar/discourse.vtk.org/charles_gueunet/32/239_2.png) [@Charles\_Gueunet](https://discourse.vtk.org/u/Charles_Gueunet)\
**Post date:** [October 29, 2021, 12:18pm UTC](https://discourse.vtk.org/t/selecting-random-points-of-a-polydata-stratified-sampling/7003/17 "2021-10-29T12:18:50Z")

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This version of VTK does not contains the UNIFORM\_\* mode yet unfortunately 😕

Here is a result with ParaView using this mode:

 ![image](https://discourse.vtk.org/uploads/default/original/2X/b/b94685089951357ca86e1a0b33ce311635f149e2.jpeg)

Maybe you can use ParaView 5.9.1 or 5.10.0-RC1 or VTK 9 to extract these points ?

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