[R-sig-Geo] Distribute points along lines
Kamran Safi
ksafi at orn.mpg.de
Fri Jul 3 15:14:53 CEST 2009
Hi,
I think you can use spsample() together with type=random and n=your
sample size.
Kami
Agustin Lobo wrote:
> Hi!
>
> Is there any way to distribute a set of random or regularly-spaced
> points along a line imported from a shape file into a
> SpatialLinesDataFrame? I've been searching, but could not find it.
> Should I use coordinates() to get the vertex, then calculate the a&b
> parameters for each line and distribute the points? Or is it there
> something already done?
>
> Thanks,
>
> Agus
>
> Dr. Agustin Lobo
> Institut de Ciencies de la Terra "Jaume Almera" (CSIC)
> LLuis Sole Sabaris s/n
> 08028 Barcelona
> Spain
> Tel. 34 934095410
> Fax. 34 934110012
> email: Agustin.Lobo at ija.csic.es
> http://www.ija.csic.es/gt/obster
>
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>
>
--
Kamran Safi
Max Planck Institute for Ornithology
Vogelwarte Radolfzell
Schlossallee 2
78315 Radolfzell
Germany
Phone +49-7732-150173
Fax +49-7732-150190
and
Institute of Zoology
Zoological Society of London
Regent's Park
NW1 4RY London
United Kingdom
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