Annotating named entities in clinical text by combining pre-annotation and active learning.
Maria SkeppstedtPublished in: ACL (Student Research Workshop) (2013)
Keyphrases
- named entities
- active learning
- text mining
- text documents
- annotated corpus
- text corpus
- named entity disambiguation
- named entity recognition
- information extraction
- noun phrases
- proper names
- named entity extraction
- metadata
- semantic annotation
- relation extraction
- co occurrence
- manual annotation
- natural language processing
- machine learning
- semi supervised
- training set
- linguistic features
- unsupervised learning
- information retrieval
- news corpus
- question answering
- text summarization
- learning algorithm
- cross media
- relevance feedback
- text classification
- supervised learning
- learning process
- person names
- web news
- personal names
- keywords
- natural language
- knowledge base
- text corpora
- information retrieval systems
- text retrieval
- document clustering
- search engine