[R] interpolating between lat/long position data with time

Paul Hiemstra p.hiemstra at geo.uu.nl
Sat Apr 10 12:51:10 CEST 2010

cbarcelo wrote:
> Hello,
> I am currently working with satellite tracking data for an organism with
> irregularly spaced location data in space and time (point data is
> occasionally spaced by 1-10 days). I have 4 columns of data, Lat, Long,
> Date, Time. I would like to linearly interpolate my data set so that I have
> one position per day with attached time stamps. I am fairly new to R, any
> pointers on code for this would be most helpful!
> Thanks!

Take a look at the Spatial Task view, this provides an introduction to 
all kinds spatial data processing in R. In addition, the R-sig-geo 
mailing list is a more suitable list to ask this question, you will 
probably get more response there.


Drs. Paul Hiemstra
Department of Physical Geography
Faculty of Geosciences
University of Utrecht
Heidelberglaan 2
P.O. Box 80.115
3508 TC Utrecht
Phone:  +3130 274 3113 Mon-Tue
Phone:  +3130 253 5773 Wed-Fri

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