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