Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- document retrieval
- speech recognition
- language modelling
- video sequences
- query expansion
- information retrieval
- retrieval model
- context sensitive
- test collection
- document ranking
- smoothing methods
- video shots
- statistical language models
- query terms
- visual features
- document length
- pseudo relevance feedback
- relevance model
- error rate
- ad hoc information retrieval
- translation model
- passage retrieval
- vector space model
- video content
- key frames