Thank you very much for the answer. I have a lot to learn!
Yes, my question was under the assumption that small chunks would make the
program run slower. :). I tried setting the OTB_MAX_RAM_HINT to 4000, and
could see an improvement (~50 %)!
Thanks.
De : otb-users@googlegroups.com [mailto:otb-users@googlegroups.com] De la part
de Thibaut Voirand
Envoyé : mercredi 16 mai 2018 10:27
À : otb-users
Objet : Re: [otb-users] Re: Fail computing KMeans Classification on
ASTER/Sentinel2/Landsat-Strip images
It's
It's done (https://gitlab.orfeo-toolbox.org/orfeotoolbox/otb/issues/1586)
On Wednesday, May 16, 2018 at 9:48:56 AM UTC+2, Julien Michel wrote:
>
> Well maybe. The application should handle NaN as no data properly.
>
>
>
> Thanks,
>
>
>
> Julien
>
>
>
> *De :* otb-...@googlegroups.com
Well maybe. The application should handle NaN as no data properly.
Thanks,
Julien
De : otb-users@googlegroups.com [mailto:otb-users@googlegroups.com] De la part
de Thibaut Voirand
Envoyé : mercredi 16 mai 2018 09:39
À : otb-users
Objet : Re: [otb-users] Re: Fail
Thanks for the answers. Sorry but I have another question. How do I create the
gcps text file?
is there an application of orfeo? or with the geo-referencing of QGis?
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Hi,
Actually I found my problem: I had NaN pixels in my image. After I replaced
them with no data values (using the ManageNoData application) the KMeans
classification worked fine.
Is it still relevant to file a bug report?
Regards,
Thibaut
On Tuesday, May 15, 2018 at 5:32:37 PM UTC+2,
Hello,
Thank you for your explanation.
Regards,
Aïnhoa
2018-05-15 17:36 GMT+02:00 Michel Julien :
> Hi,
>
>
>
> -The only channel that will be processed is the one selected in
> parameter
>
> -You are right about orientations
>
> -Regarding
Yes, RefineSensorModel is the only way to add gcps, and (x,y) refers to image
coordinates.
Regards,
Julien
> -Message d'origine-
> De : otb-users@googlegroups.com [mailto:otb-users@googlegroups.com] De la
> part de felicia monti
> Envoyé : mardi 15 mai 2018 17:55
> À : otb-users
Hi,
You can add a RAM parameter to your application that will allow you to control
this (AddRamParameter()). You can also set the OTB_MAX_RAM_HINT environment
variable (this will be documented in cookbook for next release [1].
Looking at your logs (btw those logs are pretty new in OTB,