If your vector is a point layer, you can use "point sampling tool" extension to get bathymetric values from both layers (vector and raster) so you can compare them.
If your vector is a line layer you must rasterize it and cross them with the raster calculator. Good luck Carlos Cerdán 2013/7/17 image <[email protected]> > Dear all, > > I have 2 bathymetric data : one raster (generated by a black box from an > image satellite Kompsat2 multispectral) AND a vector data (our reference) > with a field informing bathymeric values. > So we would like comparate these 2 data with a geostats tool. Is there a > tool in qgis to do that (grass? sextante? taudem? saga? Other tool?). > Moreover, we have a excel file with several rows with several columns > informing : bathy values (reference+ generated data)/ Coordinates (image > pixel row column). > > If you can tell me what availabale tools could be interesting for me? > > Thank you very much. > > Regards. > > > > > > -- > View this message in context: > http://osgeo-org.1560.x6.nabble.com/Geostats-tool-bathymetry-tp5067105.html > Sent from the Quantum GIS - User mailing list archive at Nabble.com. > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user >
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