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Remove redundant vertex in a polygon

  • November 6, 2017
  • 4 replies
  • 375 views

Forum|alt.badge.img

Hi together

I get a lot of polygons and some of them have redundant vertex point coordinate!!!

How can I remove the redundant points in this polygons?

Thanks

Zoran

Best answer by redgeographics

The GeometryValidator that @david_r suggests can remove duplicate points. In case you have unneccessary points (i.e. they have no influence on the actual shape of the object, but they're not duplicates) you can try a Generalizer to get rid of those.

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4 replies

david_r
Celebrity
  • November 6, 2017

You can use the GeometryValidator:


redgeographics
Celebrity
Forum|alt.badge.img+58
  • Celebrity
  • Best Answer
  • November 6, 2017

The GeometryValidator that @david_r suggests can remove duplicate points. In case you have unneccessary points (i.e. they have no influence on the actual shape of the object, but they're not duplicates) you can try a Generalizer to get rid of those.


helmoet
Forum|alt.badge.img+8
  • November 6, 2017

Hi, not sure what you mean by redundant vertex point coordinate, it might also be some spike, which can be removed by FME using the SpikeRemover, as in the picture below:


erik_jan
Contributor
Forum|alt.badge.img+22
  • Contributor
  • November 6, 2017

The Generalizer can also be used if the redundant point is not exactly on top of another.


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