[gdal-dev] [RFC] [GDAL] Idea for GSoC, 2014

[Kshitij Kansal]

Even,

Thank you for pointing out this issue. I will keep this in mind.

I will look into that last year project and try to understand the
implementation.

More suggestions and comments are always welcomed.

Regards,

Kshitij Kansal

Lab For Spatial Informatics,

IIIT Hyderabad



On Wed, Jan 29, 2014 at 1:31 AM, Even Rouault
<even.rouault at mines-paris.org>wrote:

> Le mardi 28 janvier 2014 20:41:15, Kshitij Kansal a écrit :
> > Hello
> >
> > Thank you for you suggestions.
> >
> > Joaquim
> >
> > I looked into the link regarding Affine-SIFT that you provided. Indeed
> the
> > results that are shown there are very promising. If we can bring this to
> > one of the core functionality of GDAL then it would not only help in this
> > project but many more digital image/computer vision related projects.
> >
> > Rutger
> >
> > Yes the main aim to propose this idea into GDAL community is to bring
> this
> > functionality into the core GDAL functionality. I checked with the other
> > communities like QGIS or GRASS or even OPTICKS, but this functionality of
> > automatic geo-referencing is not present and till now no work has been
> done
> > in this direction. If implemented here, these communities can directly
> > adapt our thing and then build on this.
> >
> > As we can see that we have a lot of algorithms to start with. Some kind
> of
> > analysis like "Estimating the shift between two georeferenced images".
> This
> > was something Chaitanya was talking about.
> >
> > Also there was something me and Chaitanya discussed about, like matching
> >  raster with vector datasets, for example, GPX data could be used to
> match
> > roads.
> >
> > Once we have this available in our core functionality of GDAL, we can
> > easily use it to make "*Raster / Vector Geo-referencer on the Web*" which
> > was the original idea proposed by the community in GS0C'13.
> >
> > Any Comments or Suggestions?
>
> Kshitij,
>
> I just wanted to mention, to avoid any potential problem later in the
> process,
> that if you adapt existing code from other projects into GDAL, you will
> need
> to make sure that it comes with a license compatible with the GDAL X/MIT
> license (so LGPL or GPL would not be OK), or make sure with copyright
> holders
> that it is OK to port it to GDAL under the GDAL X/MIT license.
>
> As a result of last year GSoC, we have an implementation of SURF algorithm
> in
> GDAL. Not sure how mature it is, but that might be a potential starting
> point.
>
> Even
>
> --
> Geospatial professional services
> http://even.rouault.free.fr/services.html
>
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