I agree with Hamish on this as well. Please add the suggested warnings. Perhaps we can provide and link, and/or condensed summary of the following wikipedia article:
http://en.wikipedia.org/wiki/How_Long_Is_the_Coast_of_Britain%3F_Statistical_Self-Similarity_and_Fractional_Dimension Thanks, Dylan On Tue, Apr 12, 2011 at 11:07 PM, Hamish <[email protected]> wrote: > Hamish wrote: >> is there any reason not to exit with a fatal error if the user tries to >> run v.to.db option=azimuth from a lat/lon location? (the result is >> useless) > > > Also, in an ongoing effort to stop people shooting themselves in the foot, > I would suggest to add a warning to v.to.db option=perimeter that the > result is probably not what the user is after. At minimum I suggest a > paragraph in the man page explaining the fractal problem, which could > also be a good introduction to the op=fractal dimension and compact options, > but I don't think that is enough, as many don't bother to RTFM and broken > analysis reflects badly on GRASS as well as the end-user. > > if there are objections to using G_warning() as well, please speak up. > > > Hamish > > _______________________________________________ > grass-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-dev > _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
