[Qgis-user] convex and concave areas

[Azzurra Lentini]

Hi list,
I need to find the convex and concave areas from a dtm raster file. Do you
have any suggestions?
Thanks

-- 
Adjunct Professor University "Roma Tre"
Gis Applied for Environmental studies
Risk modelling & Hydrogeology
Consultant DFID-UK, United Nations, EU projects
AZZURRA LENTINI
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