[GRASS-dev] [GRASS GIS] #3210: r.texture: bug when non continuous series of values

GRASS GIS trac at osgeo.org
Wed Nov 23 05:34:24 PST 2016


#3210: r.texture: bug when non continuous series of values
--------------------------+-------------------------
  Reporter:  mlennert     |      Owner:  grass-dev@…
      Type:  defect       |     Status:  reopened
  Priority:  normal       |  Milestone:  7.2.0
 Component:  Raster       |    Version:  svn-trunk
Resolution:               |   Keywords:  r.texture
       CPU:  Unspecified  |   Platform:  Unspecified
--------------------------+-------------------------

Comment (by mlennert):

 Replying to [comment:22 mmetz]:
 > Replying to [comment:20 mlennert]:
 > > Thanks for all these fixes !
 > >
 > > r.texture now runs much faster than before and results seem more
 meaningful.
 > >
 > > [...]
 > >
 > > using 7.0.5 (left) and current trunk (right) for each of the texture
 indicators. On 7.0.5 this takes over 2 minutes, where in trunk it takes
 less than 30 seconds.
 > >
 > > Several results now seem more relevant (SV, SA, DV, Contrast). Others
 do not change. I don't know whether this is because they were already ok
 or not. Variance seems to be less clear after the change.
 >
 > Fixed in r69877-9.
 >
 > > And MOC-2 doesn't give any result (0 everywhere) in both versions.
 >
 > That bug was introduced 14 years ago with r11641 when r.texture was
 added to GRASS. An f got lost.

 Wow. Really sounds like noone has actually ever seriously used r.texture
 before...

 Thanks for the quick fixes !

 I've updated the summary image.

 And now, I'll really stop working on this for now... ;-)

--
Ticket URL: <https://trac.osgeo.org/grass/ticket/3210#comment:23>
GRASS GIS <https://grass.osgeo.org>



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