[GRASS-dev] Re: [GRASS GIS] #96: v.surf.bspline broken

GRASS GIS trac at osgeo.org
Mon Mar 23 10:24:21 EDT 2009


#96: v.surf.bspline broken
-----------------------+----------------------------------------------------
  Reporter:  cmbarton  |       Owner:  grass-dev at lists.osgeo.org
      Type:  defect    |      Status:  reopened                 
  Priority:  major     |   Milestone:  6.4.0                    
 Component:  Raster    |     Version:  unspecified              
Resolution:            |    Keywords:                           
  Platform:  All       |         Cpu:  All                      
-----------------------+----------------------------------------------------
Changes (by neteler):

  * status:  closed => reopened
  * resolution:  fixed =>

Comment:

 The bug is back... (interpolation of annual rainfall):

 {{{
 GRASS 6.5.svn (nc_spm_07):~ > g.region res=500 vect=precip_30ynormals -ap
 projection: 99 (Lambert Conformal Conic)
 zone:       0
 datum:      nad83
 ellipsoid:  a=6378137 es=0.006694380022900787
 north:      307000
 south:      27500
 west:       151500
 east:       917500
 nsres:      500
 ewres:      500
 rows:       559
 cols:       1532
 cells:      856388

 v.univar precip_30ynormals column=annual type=point
 number of features with non NULL attribute: 136
 number of missing attributes: 0
 number of NULL attributes: 0
 minimum: 947.42
 maximum: 2329.18
 range: 1381.76
 mean: 1289.31
 mean of absolute values: 1289.31
 population standard deviation: 198.572
 population variance: 39431
 population coefficient of variation: 0.154014
 sample standard deviation: 199.306
 sample variance: 39723.1
 kurtosis: 8.48418
 skewness: 2.48352

 v.surf.bspline precip_30ynormals rast=precip_30ynormals_surf column=annual
 layer=1 sin=1000 sie=1000
 No vector map of sparse points to interpolate. Interpolation will be done
 with <precip_30ynormals> vector map
 [136] records selected from table
  100%
 v.surf.bspline complete.

 r.univar precip_30ynormals_surf
  100%
 total null and non-null cells: 856388
 total null cells: 0

 Of the non-null cells:
 ----------------------
 n: 856388
 minimum: 0
 maximum: 0
 range: 0
 mean: 0
 mean of absolute values: 0
 standard deviation: 0
 variance: 0
 variation coefficient: nan %
 sum: 0
 }}}

-- 
Ticket URL: <http://trac.osgeo.org/grass/ticket/96#comment:6>
GRASS GIS <http://grass.osgeo.org>


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