| OCC | One-Class Classifier |
| PWP | Perceptual Wavelet Packets |
| ROC | Receiver Operating Characteristic |
| RTN | Road Traffic Noise |
| SNR | Signal-to-Noise Ratio |
| SVD | Support Vector Machine |
| TP | True positives |
| UGMM | Universal Gaussian Mixture Models |
| WASN | Wireless Acoustic Sensor Network |
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