Language Models are Causal Knowledge Extractors for Zero-shot Video Question Answering.
Hung-Ting SuYulei NiuXudong LinWinston H. HsuShih-Fu ChangPublished in: CoRR (2023)
Keyphrases
- question answering
- language model
- passage retrieval
- causal knowledge
- information retrieval
- language modeling
- document retrieval
- retrieval model
- probabilistic model
- n gram
- speech recognition
- cross language
- sentence retrieval
- video data
- test collection
- natural language processing
- video content
- natural language
- query expansion
- information extraction
- vector space model
- multimedia
- relevance model
- question classification
- key frames
- named entities
- conditional probabilities
- query terms
- pseudo relevance feedback
- bayesian networks
- video retrieval
- knowledge base
- search engine
- translation model
- retrieval effectiveness