Risk-Based Semi-Supervised Discriminative Language Modeling for Broadcast Transcription.
Akio KobayashiTakahiro OkuToru ImaiSeiichi NakagawaPublished in: IEICE Trans. Inf. Syst. (2012)
Keyphrases
- language modeling
- semi supervised
- language model
- retrieval model
- information retrieval
- query expansion
- semi supervised learning
- discriminative models
- probabilistic model
- labeled data
- active learning
- unsupervised learning
- unlabeled data
- supervised learning
- cross lingual
- pairwise
- n gram
- word segmentation
- document retrieval
- handwriting recognition
- improvements in retrieval effectiveness
- statistical language models
- statistical language modeling
- information retrieval systems
- co training
- multimedia
- bayesian networks
- text classification
- learning algorithm
- machine learning