Semantic Concept Discovery for Large-Scale Zero-Shot Event Detection.
Xiaojun ChangYi YangAlexander G. HauptmannEric P. XingYaoliang YuPublished in: IJCAI (2015)
Keyphrases
- event detection
- semantic concepts
- video analysis
- video event detection
- trecvid multimedia event detection
- multi modal
- event recognition
- visual features
- video surveillance
- semantic similarity
- visual content
- activity recognition
- knowledge discovery
- concept detection
- low level features
- video event
- image annotation
- multimedia data
- semantic information
- low level
- image collections
- data mining
- key frames
- visual information
- video segments
- co occurrence
- relevance feedback
- training data