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Table 4 Mean squared error values reflecting fit between predicted and observed movement corridors

From: Effects of environmental features and sport hunting on caribou migration in northwestern Alaska

θ value

Mean squared error

0

5.08 × 10-13

1 × 10-6

5.28 × 10-13

1 × 10-5

5.10 × 10-13

1 × 10-4

5.22 × 10-13

1 × 10-3

5.21 × 10-13

1 × 10-2

5.65 × 10-13

1 × 10-1

3.11 × 10-12

  1. Predicted movement corridors were generated using randomized shortest paths (RSPs) for each θ value. A θ value of 0 reflects exploratory movement, similar to a random walk model, while a value of 0.1 reflects exploitative movement, similar to least cost path models. Observed movement corridors were based on a Brownian bridge movement model of caribou telemetry data. Smaller mean squared error values reflect better fit between models