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

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