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Table 1 Description of model parameters, including units (N/A implies that the parameter is unitless) and models (N = null; R = resource-only; M = memory-only; RM = resource-memory) in which the parameters are estimated. Adapted from Thompson et al. [36]

From: Time-dependent memory and individual variation in Arctic brown bears (Ursus arctos)

 

Units

Description

N

R

M

RM

\(\rho _{ns}\)

km/h

Mean movement speed in non-stationary state

X

X

X

X

\(\kappa\)

N/A

Degree of directional autocorrelation

X

X

X

X

\(\beta _0\)

N/A

Probability of revisitation

   

X

\(\beta _1\)

N/A

Selection coefficient for berries

 

X

 

X

\(\beta _2\)

\(\frac{1}{km}\)

Selection coefficient for riparian habitats

 

X

 

X

\(\beta _3\)

N/A

Selection coefficient for squirrels

 

X

 

X

\(\beta _4\)

N/A

Selection coefficient for sweetvetch

 

X

 

X

\(\beta _5\)

\(\frac{1}{km}\)

Selection coefficient for human settlements

 

X

 

X

\(\beta _6\)

\(\frac{1}{km}\)

Selection coefficient for cabins

 

X

 

X

\(\beta _d\)

N/A

Strength of selection for memorized areas

  

X

X

\(\mu\)

days

Mean time lag between revisitations

  

X

X

\(\sigma\)

days

Standard deviation in time between revisitations

  

X

X

\(\alpha\)

\(\log (km)\)

Degree of perceptual resolution

  

X

X

\(\lambda\)

N/A

Probability of staying in stationary state

X

X

X

X

\(\gamma\)

N/A

Probability of staying in non-stationary state

X

X

X

X