Dear Madam/Sir,

You may know that the Department of Geography, The University of Burdwan
has advertised the following:

“Application in prescribed form is invited from the candidates for
participation in the 21Days

*1st NRDMS, DST, Govt. of India Sponsored Summer/Winter School-**
GEOMATICS-2012***

Complete Application must reach *Dr. Biplab Biswas*, PI, Department of
Geography, The University of Burdwan, within 18/02/2012. Form is available
in university website: www.buruniv.ac.in.”



May I please request to circulate the same to your known people. University
and college teachers are most welcome.

Thanking you,

Sincerely yours,
Biplab Biswas

On Thu, Jan 26, 2012 at 5:45 PM, Rainer M Krug <r.m.krug@gmail.com> wrote:

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> On 26/01/12 12:44, Brian wrote:
> > Hi Rainer,
> >
> > how about aggregating to a lower resolution, where the cell center
> > - cell center distances correspond to your minDist? Then sample as
> > one would normally and then take the cell center coordinates from
> > your sample back to your original raster.
>
> Wouldn't work in my case, as the underlying raster on which I want to
> sample, has sometimes single isolated cells, and it is important to
> have a chance of sampling these as well in a later step. And if under
> the aggregated resolution two of these isolated cells are in one
> celll, there is a problem.
>
> > A bit of geometry will tell you what the resolution needs to be
> > and please tell me you are not sampling a longlat projection!
>
> No - its a UTM grid.
>
> I looked again at my application, and I realized as I can also set the
> minimum distance, and then distribute the points. So I decided to use
> the r.random.cells function and specify the distance.
>
> My application is a sensitivity analysis, and it does not matter if I
> change the distance which results in different number of cells
> selected, or change the number of cells and then distribute them.
>
> Thanks a lot for your help,
>
> Rainer
>
>
> >
> > Either the r.region GRASS function or the aggregate 'raster'
> > function should do.
> >
> > there's my cents/sense...
> >
> > HTH,
> >
> > Brian
>
>
> - --
> Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation
> Biology, UCT), Dipl. Phys. (Germany)
>
> Centre of Excellence for Invasion Biology
> Stellenbosch University
> South Africa
>
> Tel :       +33 - (0)9 53 10 27 44
> Cell:       +33 - (0)6 85 62 59 98
> Fax :       +33 - (0)9 58 10 27 44
>
> Fax (D):    +49 - (0)3 21 21 25 22 44
>
> email:      Rainer@krugs.de
>
> Skype:      RMkrug
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-- 
Dr. Biplab Biswas
Assistant Professor,
Department of Geography,
The University of Burdwan,
Burdwan, Burdwan - 713104
West Bengal, INDIA
http://www.buruniv.ac.in/
<http://www.buruniv.ac.in/>http://buruniv.academia.edu/BIPLABBISWAS

09433506568

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