On Wed, Sep 14, 2016 at 9:20 AM, Markus Metz <[email protected]> wrote: > On Wed, Sep 14, 2016 at 1:07 AM, Djordje Spasic <[email protected]> > wrote: >> Dear Mrs. Patrasova, Mr. Metz, Mr. Kudrnovsky, Mr. Neteler, >> >> Thank you all for the replies!! >> >> @ Mr. Metz: >> So curvature analysis in GRASS are neither Gaussian nor Mean curvature >> analysis types? Did I understand that correctly? > > You can do both in GRASS. Get the principal curvatures you need with > one of the previously mentioned modules, then calculate Gaussian (K1 * > K2) and/or Mean ((K1 + K2) / 2) curvature.
Related FWD from Helena, supporting above: On Wed, Sep 14, 2016 at 1:08 AM, Helena Mitasova <[email protected]> wrote: > No it is neither gaussian, nor mean. v. surf.rst outputs also mean. But any > curvature can be computed using the second order derivatives output and map > algebra. It would be also relatively easy to add mean and gaussian curvature > to the outputs. ... > > Helena _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
