Similarity Based Language Model Construction for Voice Activated Open-Domain Question Answering.
István VargaKiyonori OhtakeKentaro TorisawaStijn De SaegerTeruhisa MisuShigeki MatsudaJun'ichi KazamaPublished in: IJCNLP (2011)
Keyphrases
- language model
- open domain question answering
- language modeling
- n gram
- speech recognition
- question answering
- information retrieval
- retrieval model
- probabilistic model
- document retrieval
- query expansion
- test collection
- context sensitive
- ad hoc information retrieval
- translation model
- pseudo relevance feedback
- digital libraries
- machine learning
- smoothing methods
- vector space model
- relevance model
- search engine
- query terms
- word clouds
- mixture model