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Knowledge-Preserving Incremental Social Event Detection via Heterogeneous GNNs.
Yuwei Cao
Hao Peng
Jia Wu
Yingtong Dou
Jianxin Li
Philip S. Yu
Published in:
WWW (2021)
Keyphrases
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event detection
event recognition
video event detection
video surveillance
social networks
knowledge discovery
video analysis
activity recognition
surveillance videos
image sequences
prior knowledge
labeled data
multi camera
composite events