[GRASS-user] Difficulties with i.pr

Daniel McInerney daniel.mcinerney at ucd.ie
Wed Apr 14 07:07:17 EDT 2010


Hi Joel -
Sorry for the late reply. I only managed
to successfully run i.pr.training and i.pr.features.
I tried the image classification, but it
threw too many errors.

I haven't looked at i.pr for a while, but
may revisit it when time permits.

Best Regards,
Daniel.

joel dinis wrote:
> Hello Daniel,
> 
> Thank you for the thread.
> I'm working with polygons.
> 
> Did you classify any image with
> the i.pr?
> 
> JD
> 
> On Mon, Apr 12, 2010 at 4:36 PM, Daniel McInerney
> <daniel.mcinerney at ucd.ie>wrote:
> 
>> Hi Joel,
>> I did some work with i.pr a while back,
>> but was unsuccessful in getting it to
>> fully work.
>>
>> Is your vector file a point or polygon?
>> I tested i.pr.training with points.
>>
>> You might get some ideas from this thread:
>> http://www.mail-archive.com/grass-user@lists.osgeo.org/msg00153.html
>>
>> Regards,
>> Daniel.
>>
>> joel dinis wrote:
>>
>>> Hello to all,
>>>
>>> Does anyone knows any working
>>> example of the i.pr add-on?
>>>
>>> I have install it, and I'm having
>>> some problems with the i.pr.training.
>>>
>>> I do:
>>> i.pr.training map=liss.1 at P9,liss.2 at P9,liss.3 at P9,liss.4 at P9training=iprteste9
>>> vector=area1 rows=3 cols=3 class=0
>>>
>>> And the iprteste9 only has this:
>>> Data type:
>>> GrassTraining
>>> Number of layers:
>>> 4
>>> Label:
>>> /home/joel/iprteste9
>>> Data:
>>> Layer_1    Layer_2    Layer_3    Layer_4    Class    East    North
>>> Rows    Cols    EW-res    NS-res
>>>
>>> And nothing else.
>>> I suppose that the file would have something more.
>>>
>>> Can anyone help me?
>>>
>>>
>>>
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>>>
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> 


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