parAddVels | R Documentation |
This function calculates headings and speeds based on two location points and the time taken to travel between those points.
parAddVels(per_id, geo = FALSE)
per_id |
Dataframe with the time series of individuals' positional data.
Columns must include: |
geo |
Logical, whether positions are geographic coordinates, default = FALSE. |
the input dataframe with a new speed and heading (rotational) column.
Marina Papadopoulou m.papadopoulou.rug@gmail.com
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