AUC	Area under the curve
CESED	Concentrated energy spectrum entropy distribution
CIMF	Competent intrinsic mode function
EHO	Experienced human operator
EMD	Empirical mode decomposition
ESD	Energy spectrum distribution
ESED	Energy spectrum entropy distribution
ERD	Energy ratio distribution
FN	False negative
FP	False positive
HHT	Hilbert–Huang transform
HMM	Hidden Markov model
IF	Instantaneous frequency
IMF	Intrinsic mode function
MBARI	Monterey Bay Aquarium Research Institute
MF	Marginal frequency
MFCCS	Mel-scale frequency cepstral coefficients
NN	Neural network
PAM	Passive acoustic monitoring
rf	Residual function
ROC	Receiver operating characteristics
SE	Sample entropy
STFT	Short-time Fourier transform
SVM	Support vector machine
TFD	Time–frequency distribution
TN	True negative
TP	True positive
WT	Wavelet transform