My go-to open-source tool for simplifying data and fixing topology issues is
mapshaper [https://github.com/mbloch/mapshaper]. With a single command you can
fix gaps, slivers, overlaps etc. See
tutorial https://www.youtube.com/watch?v=iyDj8AvX3H0
[https://mailtrack.io/l/da99c1253d9a5a1802e17b309f07d
Hi,
since QGIS 3.36 there is an new processing algorithm "coveragesimplify"
(->
https://docs.qgis.org/testing/en/docs/user_manual/processing_algs/qgis/vectorcoverage.html#qgiscoveragesimplify)
where no edges will cross or touch after the simplification...it
requires version of GEOS >= 3.12
Dear all,
I performed a raster segmentation from a Spot6 satellite image with OTB. I
polygonized/vectorized this raster segmentation in order to get a vector
file. To limit the pixelation of this cover, I was thinking of smoothing
the layer with the QGIS tool. This works, but the problem is that it
