[R-sig-Geo] look for advice on handling 3D/4D trajectories in R

[Michael Treglia]

Hi Paedro,

Might want to look into the mkde package (
https://cran.rstudio.com/web/packages/mkde/index.html) - it's designed to
use 3d tracking data to estimate movement in 3 dimensions.

Hope that helps,
Mike

On Fri, Nov 4, 2016 at 1:09 PM, Pedro C. Alvarez <pedroc at eio.uva.es> wrote:

> Hi all,
>
> I am interested in handling 3D (lat, long, altitude) or even 4D (3D+time)
> aircraft trajectories in R. I am new to GIS (although not to R), then, I
> have
> been searching through r-project, R-sig-geo, the web ... and I've found and
> concluded that sp classes and some avalaible packages like trip,
> trajectories,
> ... do not cover the kind of methods and operations that are avalaible for
> 2D
> trajectories through sp or rgeos (for example, intersections, distance,
> gArea,
> gBuffer, ...).
>
> My question is: I am right with the above conclusion?
>
> I have seen too that PostGIS has methods to deal with 3D (XYZ) or 4D (XYZM)
> records. Is it the only (opensource) option?
>
> Any advice to start using the appropiate tools will be welcome!
>
> Thanks in advance,
> Pedro.
>
>
> --
>
> --
> -----------------------------------------------------
> -----------------------------------------------------
>         Pedro César Alvarez Esteban
>         Dpto. de Estadística e Investigación Operativa
>         Facultad de Ciencias
>         Universidad de Valladolid
>         Paseo de Belén, 7
>         47011 Valladolid (SPAIN)
> -----------------------------------------------------
>         Tfo: +34 983 423930
>         Fax: +34 983 423013
>         E-mail: pedroc at eio.uva.es
>
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