distance: distance information from a track or track stack

In move: Visualizing and Analyzing Animal Track Data

Description

DistanceSummary returns a summary of distance related measurements of a track or track stack, or for the distance function the distance between locations.

Usage

  ## S4 method for signature '.MoveTrackSingle'
distance(x)
  ## S4 method for signature '.MoveTrackStack'
distance(x)
  ## S4 method for signature '.MoveTrackSingle'
distanceSummary(x)
  ## S4 method for signature '.MoveTrackStack'
distanceSummary(x)

Arguments

x	Move or MoveStack object

Value

All values are returned in meters if the projection of the coordinates is longlat, otherwise their in map units mostly meters as well. For longlat distance on a sphere is calculated using the ellipsoid else on a plane using Pythagoras. Check and set the projection of your Move or MoveStack object using the proj4string() function.

Author(s)

Marco Smolla

Examples

  data(fishers)
  data(leroy)
  distance(leroy) #distances from a Move object 
  distance(fishers) #distances from a MoveStack object
  distanceSummary(leroy) # summary of distance measures of a Move object
  distanceSummary(fishers) # summary of distance measures of a MoveStack object

move documentation built on Jan. 16, 2017, 2:22 a.m.