Re: [SoC] Re: [GRASS-dev] SoC proposal

2011-04-05 Thread Jarekj Jasiewicz
On 04/05/2011 11:40 AM, Helena Mitasova wrote: I can co-mentor as well - this could be another strong project by a student with excellent qualifications, Martin can you please add it to the ideas page - perhaps under raster so that we have everything in one place? Helena On Apr 5, 2011, at

[GRASS-dev] r.texture: nonsense values

2011-04-03 Thread Jarekj Jasiewicz
Hi Entropy map created by r.texture has nonsense values. On uniform areas where there is only one category entropy shall be 0 but is 0.127575 probably the reason is in formula used in source code: line 567, h_measure.c float f9_entropy(float **P, int Ng) /* Entropy */ { int i, j;