trajectories: Classes and Methods for Trajectory Data
- CRAN: http://cran.r-project.org/web/packages/trajectories/index.html
- GitHub: https://github.com/edzer/trajectories
- Vignettes: Analysing Trajectory Data in R (PDF)
> library(trajectories)
> data("A3")
バージョン: 0.1.4
| 関数名 | 概略 | |
|---|---|---|
A3 |
Trajectory | Track-class Classes "Track", "Tracks", and "TracksCollection" |
compare |
Compares objects of class 'Track' | |
difftrack-class |
Class "difftrack" | |
dists |
Calculate distances between two 'Tracks' objects | |
downsample |
Downsample a 'Track' | |
frechetDist |
Frechet distance | |
generalize |
Generalize objects of class 'Track', 'Tracks' and 'TracksCollection' | |
stbox |
obtain ranges of space and time coordinates | |
stcube |
Draw a space-time cube. | |
storms |
Storm trajectories |
A3
> data("A3")
> dim(A3)
geometries
602
> # A3 %>% plot()
compare
> compare(A3, A3)
storms
> data("storms")
> storms %>% slotNames()
[1] "tracksCollection" "tracksCollectionData"