Fig. 3From: Detecting narwhal foraging behaviour from accelerometer and depth data using mixed-effects logistic regressionAverage Dice loss from fivefold cross-validation for different prediction cutoff values. Optimal value is between \(0.09-0.10\) (large dots). Black line: Dice loss on chronologically split folds, eq. (1). Blue line: Dice loss on randomly split folds, eq. (1). Red line: adjusted Dice loss on chronologically split folds, eq. (2)Back to article page