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. 2025 Nov 19;25(22):7057. doi: 10.3390/s25227057
UAV Unmanned Aerial Vehicle
DSP Digital Signal Processing
SPL Sound Pressure Level
SNR Signal-to-Noise Ratio
RPM Revolutions Per Minute
AGL Above Ground Level
AI Artificial Intelligence
CNN Convolutional Neural Network
LSTM Long Short-Term Memory
BPF Blade Passage Frequency
BVLOS Beyond Visual Line of Sight
RF Radio Frequency
dBFS Decibels Relative to Full Scale
PCM Pulse Code Modulation
PSD Power Spectral Density
LF Low-Frequency
TDOA Time Difference Of Arrival
SRP-PHAT Steered Response Power with Phase Transform
MUSIC Music Signal Classification
DOA Direction of Arrival