Ruff

require(clusterTrack)
#> Loading required package: clusterTrack
require(clusterTrack.Vis)
#> Loading required package: clusterTrack.Vis

ARGOS locations for one male Ruff.

See ruff143789 for more information on the dataset.

data(ruff143789)

ctdf <- as_ctdf(ruff143789, time = "locationDate") |>
  cluster_track()

map(ctdf)

• N:
  - fixes:2402
  - clusters: 19
• Parameters:
  - nmin = 3
  - minCluster = 3
  - z_min = 1
  - trim = 0.05
  - deltaT = NA
  - aggregate_dist = NA
• clusterTrack v.0.1.1

summary(ctdf) |>
  head()
#>    cluster               start                stop                 geometry
#>      <int>              <POSc>              <POSc>              <sfc_POINT>
#> 1:       1 2015-04-15 14:26:13 2015-05-06 04:28:31 POINT (416526.4 6274088)
#> 2:       2 2015-05-06 09:52:40 2015-05-17 19:11:40 POINT (551027.5 6327593)
#> 3:       3 2015-05-18 04:50:47 2015-05-19 04:42:04  POINT (1666609 6267098)
#> 4:       4 2015-05-19 07:47:14 2015-05-22 14:52:59  POINT (1554699 6377796)
#> 5:       5 2015-05-23 08:59:39 2015-05-24 02:11:08  POINT (2410984 7329084)
#> 6:       6 2015-05-24 07:36:29 2015-05-26 02:50:44  POINT (3000405 7408612)
#>     lof_q95      ids     N          tenure  dist_to_next elongation
#>       <num>   <char> <int>      <difftime>       <units>      <num>
#> 1: 1.452897   16-488   411 20.5849306 days  144752.6 [m] 0.08448783
#> 2: 1.800553  498-759   211 11.3881944 days 1117220.3 [m] 0.00000000
#> 3: 5.162732  769-795    27  0.9939468 days  157409.1 [m] 0.00000000
#> 4: 1.779161  799-879    69  3.2956597 days 1279911.6 [m] 0.00000000
#> 5: 3.698929  909-930    22  0.7163079 days  594761.9 [m] 0.00000000
#> 6: 1.900760 943-1003    53  1.8015625 days  178361.2 [m] 0.00000000