Can Document Selection Help Semi-supervised Learning? A Case Study On Event Extraction.
Shasha LiaoRalph GrishmanPublished in: ACL (2) (2011)
Keyphrases
- semi supervised learning
- event extraction
- semi supervised
- unlabeled data
- labeled data
- supervised learning
- unsupervised learning
- machine learning
- information extraction
- news articles
- text documents
- cross lingual
- online news
- active learning
- open domain
- text categorization
- text classification
- information retrieval
- information fusion
- document collections
- document clustering
- training data
- information retrieval systems
- information access
- text mining
- retrieval systems
- transfer learning
- clustering method
- dimensionality reduction
- cross domain
- relevance feedback
- keywords
- data mining