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Joint framework with deep feature distillation and adaptive focal loss for weakly supervised audio tagging and acoustic event detection.
Yunhao Liang
Yanhua Long
Yijie Li
Jiaen Liang
Yuping Wang
Published in:
Digit. Signal Process. (2022)
Keyphrases
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event detection
weakly supervised
higher order
sports video
metadata
training data
multiscale
feature vectors
co occurrence
multi modal
activity recognition