Sparse representation based on a bag of spectral exemplars for acoustic event detection.

Xugang Lu Yu Tsao Shigeki Matsuda Chiori Hori

Published in: ICASSP (2014)

Keyphrases

event detection
video event detection
video analysis
sparse representation
activity recognition
video surveillance
event recognition
bag of words
sports video
semantic event detection
active database management systems
complex events
composite events
training examples
scan statistic
visual features
metadata