seals: Vector field of seal movements.
Description
This vector field was produced from the data described in
Brillinger, D.R., Preisler, H.K., Ager, A.A. and Kie,
J.G. "An exploratory data analysis (EDA) of the paths of
moving animals". J. Statistical Planning and Inference
122 (2004), 43-63, using the methods of Brillinger, D.R.,
"Learning a potential function from a trajectory", Signal
Processing Letters. December (2007).format
A data frame with 1155 rows and 4 variablesReferences
http://www.stat.berkeley.edu/~brill/Papers/jspifinal.pdf