Information Extraction with HMM Structures Learned by Stochastic Optimization.
Dayne FreitagAndrew McCallumPublished in: AAAI/IAAI (2000)
Keyphrases
- stochastic optimization
- information extraction
- hidden markov models
- multistage
- machine learning
- precision and recall
- natural language processing
- conditional random fields
- text mining
- information retrieval
- free text
- named entity recognition
- speech recognition
- named entities
- machine translation
- robust optimization
- genetic algorithm
- semi supervised
- linear programming
- lot sizing