Passage Retrieval for Information Extraction using Distant Supervision.
Wei XuRalph GrishmanLe ZhaoPublished in: IJCNLP (2011)
Keyphrases
- passage retrieval
- question answering
- information extraction
- free text
- natural language processing
- information retrieval
- named entities
- document retrieval
- structured data
- question answering systems
- precision and recall
- language model
- natural language
- machine learning
- web documents
- active learning
- audio visual
- retrieval model
- text documents
- semi structured
- query expansion
- text mining
- retrieval systems
- information retrieval systems
- probabilistic model