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Joint framework with deep feature distillation and adaptive focal loss for weakly supervised audio tagging and acoustic event detection.

Yunhao LiangYanhua LongYijie LiJiaen LiangYuping Wang
Published in: Digit. Signal Process. (2022)
Keyphrases
  • event detection
  • weakly supervised
  • higher order
  • sports video
  • metadata
  • training data
  • multiscale
  • feature vectors
  • co occurrence
  • multi modal
  • activity recognition