| AI | Artificial Intelligence |
| AZCF | Aalborg Zoo Conservation Foundation |
| SM4 | Song Meter SM4 (Bioacustic recorder) |
| EU | European Union |
| FFT | Fast Fourier Transform |
| CNN | Convolutional Neural Network |
| FN | False Negative |
| FP | False Positive |
| Ff | Fundamental frequency |
| PAM | Passive Acoustic Monitoring |
| TN | True Negative |
| TP | True Positive |