Chemical Named Entity Recognition: Improving Recall Using a Comprehensive List of Lexical Features.
Andre LamuriasJoão D. FerreiraFrancisco M. CoutoPublished in: PACBB (2014)
Keyphrases
- named entity recognition
- lexical features
- information extraction
- named entities
- natural language processing
- text summarization
- maximum entropy
- semi supervised
- conditional random fields
- relation extraction
- classifier ensemble
- wordnet
- co occurrence
- data sets
- training data
- labeled data
- question answering
- text mining
- knowledge representation
- low level
- high dimensional
- feature extraction
- information retrieval