Interesting, thanks for the hint J
st 29. 7. 2020 v 14:24 odesílatel Maris Nartiss <[email protected]> napsal: > > Something like anisotropic diffusion described by Perona P. and Malik > J. 1990? https://en.wikipedia.org/wiki/Anisotropic_diffusion > I do have a working C module performing aforementioned noise reduction > (with optional Tukey's conductance function according to Black et al. > 1998) but I haven't found time (and need) to clean it up + write > documentation to make it production ready. If you are working on a > publication where it would be useful, I'm in. > > Māris. > > Perona P. and Malik J. 1990. Scale-space and edge detection using > anisotropic diffusion. IEEE transactions on pattern analysis and > machine intelligence, 12(7). > Black M.J., Sapiro G., Marimont D.H. and Heeger D. 1998. Robust > anisotropic diffusion. IEEE transactions on image processing, 7(3). > > trešd., 2020. g. 29. jūl., plkst. 14:22 — lietotājs Jachym Cepicky > (<[email protected]>) rakstīja: > > > > Hi all, > > > > I would like to ask, whether there is a code or extension, which would > > apply gaussian filtering on raster data, but with varying sigma value > > according to one of input raster maps? > > > > I would like to blur raster but differently on different regions (e.g. > > based on texture characteristics) > > > > Thank you > > > > Jachym > > > > -- > > Jachym Cepicky > > e-mail: jachym.cepicky gmail com > > URL: http://les-ejk.cz > > GPG: http://les-ejk.cz/pgp/JachymCepicky.pgp > > _______________________________________________ > > grass-user mailing list > > [email protected] > > https://lists.osgeo.org/mailman/listinfo/grass-user -- Jachym Cepicky e-mail: jachym.cepicky gmail com URL: http://les-ejk.cz GPG: http://les-ejk.cz/pgp/JachymCepicky.pgp _______________________________________________ grass-user mailing list [email protected] https://lists.osgeo.org/mailman/listinfo/grass-user
