Rejection Threshold Estimation for an Unknown Language Model in an OCR Task.
Joaquim ArlandisJuan Carlos Pérez-CortesJ. Ramon Navarro-CerdanRafael LlobetPublished in: SSPR/SPR (2010)
Keyphrases
- language model
- language modeling
- n gram
- probabilistic model
- document retrieval
- speech recognition
- retrieval model
- information retrieval
- statistical language models
- query expansion
- ad hoc information retrieval
- test collection
- context sensitive
- mixture model
- vector space model
- optical character recognition
- relevance model
- document images
- language modelling
- smoothing methods
- document ranking
- document length
- language model for information retrieval
- pseudo relevance feedback
- query terms
- parameter estimation
- statistical machine translation
- query specific
- handwriting recognition
- retrieval effectiveness
- dirichlet prior
- information retrieval systems