Keyphrases
- video clips
- video segments
- long video
- query processing
- video database
- query evaluation
- user queries
- data structure
- response time
- video frames
- video retrieval
- range queries
- query expansion
- database
- key frames
- video content
- relevance feedback
- data sources
- temporal information
- video data
- language model
- keywords
- video classification
- temporal order
- databases