I was able to test a bit.

RMS error reports all 0 for 6 points in a 2nd order transformation. But the rectification happens OK. RMS values are reported for a 2nd order transformation with more than 6 points.

Michael

On Jan 16, 2009, at 6:39 PM, GRASS GIS wrote:

#163: g.transform no longer calculating error for 2nd order transformation ----------------------- +----------------------------------------------------
 Reporter:  cmbarton  |       Owner:  [email protected]
     Type:  defect    |      Status:  closed
 Priority:  major     |   Milestone:  6.4.0
Component:  default   |     Version:  svn-develbranch6
Resolution:  fixed     |    Keywords:  g.transform georectify
 Platform:  All       |         Cpu:  Unspecified
----------------------- +----------------------------------------------------
Changes (by hamish):

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

Comment:

Replying to [comment:10 martinl]:
Any reason why this ticket is still open?

last bits should be done now. (r35450 thru r35454)


Hamish

--
Ticket URL: <https://trac.osgeo.org/grass/ticket/163#comment:11>
GRASS GIS <http://grass.osgeo.org>

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