Hi Aurelie,

You should tell us more about your data to help you efficiently.

What (database, etc) are you sampling?

what are the "different strata?

how are the random samples selected?


Cheers,

Marcelino





At 15:36 18/10/2011, GodinA wrote:
>Dear list,
>
>I am working with spatstat and am trying to define my owin: spatial region
>(observation window). I have a set of marked planar point patterns generated
>from random samplings in different strata. Unfortunately I don't have any
>GIS file with all the information for each of my strata. I only have a map
>(see below).
>
>I am new to dealing with spatial data and would like to know what would be
>the best approach to extract this information?
>
>http://r-sig-geo.2731867.n2.nabble.com/file/n6904616/NL.jpg
>
>Thank you very much in advance!
>~Aurelie
>
>
>
>
>-----
>Aurelie Cosandey-Godin
>Ph.D. Candidate, Department of Biology
>Industrial Graduate Fellow, WWF-Canada
>
>Dalhousie University | Biology Dept. |Halifax, NS, Canada
>Email: godina@dal.ca | Web: wormlab.biology.dal.ca
>--------------------------------------------------------------------------
>Want to learn more about sharks in Atlantic Canada? Visit ShARCC! 
>www.atlanticsharks.org
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____________________________________

Marcelino de la Cruz Rot
Depto. Biologia Vegetal
EUIT Agricola
Universidad Politecnica de Madrid

tel: 34 + 913365435
____________________________________  
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