Re: [GRASS-dev] ​Can GRASS compute the line graph representation of an input graph?

2015-06-03 Thread Vaclav Petras
On Wed, Jun 3, 2015 at 2:41 AM, Luca Delucchi lucadel...@gmail.com wrote: On 2 June 2015 at 19:46, Anita Graser anitagra...@gmx.at wrote: Hi, Hi, I'm interested in computing a line graph for an input graph. I couldn't find any reference to line graphs in the GRASS docs. Is there a

Re: [GRASS-dev] pyGRASS and mapcalc's pixel modifiers

2015-06-03 Thread Nikos Alexandris
* Nikos Alexandris n...@nikosalexandris.net [2015-05-06 19:26:17 +0300]: .. I am after adding checks in various steps of the algorithm I am implementing. It's just a somewhat complex equation [*]. That's all. Hopefully I'll get it complete and share results soon. Here is the implementation of

Re: [GRASS-dev] ​Can GRASS compute the line graph representation of an input graph?

2015-06-03 Thread Blumentrath, Stefan
Hi Anita, For more sophisticated network analysis I tend to use igraph: http://igraph.org/ It is quite easy to understand, well documented, efficient and supports also calculation of line graphs. It comes with both Python and R APIs. Usually I feed graphs into it from GRASS (v.net) or PostGIS. I

Re: [GRASS-dev] ​Can GRASS compute the line graph representation of an input graph?

2015-06-03 Thread Luca Delucchi
On 2 June 2015 at 19:46, Anita Graser anitagra...@gmx.at wrote: Hi, Hi, I'm interested in computing a line graph for an input graph. I couldn't find any reference to line graphs in the GRASS docs. Is there a different term I should be using in my search or a hidden function that would

Re: [GRASS-dev] r65348 (GRASS_TMPDIR_MAPSET)

2015-06-03 Thread Vaclav Petras
On Wed, Jun 3, 2015 at 9:55 AM, Glynn Clements gl...@gclements.plus.com wrote: Maybe I'm overlooking something, but this change appears to violate the requirement that the file created by G_tempfile() is on the same filesystem (partition) as the mapset directory. Certain files (e.g. the

Re: [GRASS-dev] [GRASS GIS] #2686: r.hazard.flood error output

2015-06-03 Thread GRASS GIS
#2686: r.hazard.flood error output ---+- Reporter: zimbogisgeek | Owner: grass-dev@… Type: defect| Status: new Priority: normal| Milestone: 7.0.1 Component: Addons|Version:

Re: [GRASS-dev] [GRASS GIS] #2686: r.hazard.flood error output

2015-06-03 Thread GRASS GIS
#2686: r.hazard.flood error output ---+- Reporter: zimbogisgeek | Owner: grass-dev@… Type: defect| Status: new Priority: normal| Milestone: 7.0.1 Component: Addons|Version:

Re: [GRASS-dev] [GRASS GIS] #2686: r.hazard.flood error output

2015-06-03 Thread GRASS GIS
#2686: r.hazard.flood error output ---+- Reporter: zimbogisgeek | Owner: grass-dev@… Type: defect| Status: new Priority: normal| Milestone: 7.0.1 Component: Addons|Version:

Re: [GRASS-dev] [GRASS GIS] #2686: r.hazard.flood error output

2015-06-03 Thread GRASS GIS
#2686: r.hazard.flood error output ---+- Reporter: zimbogisgeek | Owner: grass-dev@… Type: defect| Status: new Priority: normal| Milestone: 7.0.1 Component: Addons|Version:

Re: [GRASS-dev] [GRASS GIS] #2686: r.hazard.flood error output

2015-06-03 Thread GRASS GIS
#2686: r.hazard.flood error output ---+- Reporter: zimbogisgeek | Owner: grass-dev@… Type: defect| Status: new Priority: normal| Milestone: 7.0.1 Component: Addons|Version:

Re: [GRASS-dev] [GRASS GIS] #2059: WorldView2 relative spectral response data for i.atcorr

2015-06-03 Thread GRASS GIS
#2059: WorldView2 relative spectral response data for i.atcorr --+-- Reporter: nikosa | Owner: grass-dev@… Type: enhancement | Status: new Priority: normal | Milestone: 7.0.0 Component: Imagery |

Re: [GRASS-dev] r65348 (GRASS_TMPDIR_MAPSET)

2015-06-03 Thread Martin Landa
Hi, 2015-06-03 15:55 GMT+02:00 Glynn Clements gl...@gclements.plus.com: Maybe I'm overlooking something, but this change appears to violate the requirement that the file created by G_tempfile() is on the same filesystem (partition) as the mapset directory. right, see [1,2]. Certain files

Re: [GRASS-dev] r65348 (GRASS_TMPDIR_MAPSET)

2015-06-03 Thread Glynn Clements
Martin Landa wrote: I have updated G_rename_file() to deal with it [3], do you prefer another solution? Yes. I'd prefer that lib/raster continues to create the file on the same filesystem as the mapset and atomically rename()s it into place. IOW, the new tempfile behaviour needs to be

Re: [GRASS-dev] r65348 (GRASS_TMPDIR_MAPSET)

2015-06-03 Thread Martin Landa
Hi, 2015-06-03 20:12 GMT+02:00 Glynn Clements gl...@gclements.plus.com: Yes. I'd prefer that lib/raster continues to create the file on the same filesystem as the mapset and atomically rename()s it into place. IOW, the new tempfile behaviour needs to be availble in addition to the