Better reclassify the raster beforehand.
All the best.
Il 17 aprile 2015 16:13:45 CEST, Giacomo Fontanelli
<[email protected]> ha scritto:
>Dear forum
>
>I converted my raster layer in a vector - polygons one.
>
>The operation worked, but now I have a many small isolated polygons
>with
>one or few pixels dimension.
>
>Many of those small polygons also overlay the correct polygons.
>
>Ho can I easily remove this?
>
>Thank you very much
>
>Giacomo
>
>
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