A CNN on log-mel spectrograms classifies five gun types from curated audio with mAP 0.58, beating an SVM baseline (0.39), but falls to 0.35 on noisy web data.
ShotSpotter ® Gunshot Detection System,
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Deciphering GunType Hierarchy through Acoustic Analysis of Gunshot Recordings
A CNN on log-mel spectrograms classifies five gun types from curated audio with mAP 0.58, beating an SVM baseline (0.39), but falls to 0.35 on noisy web data.