Portuguese Named Entity Recognition using Conditional Random Fields and Local Grammars.
Juliana P. C. PirovaniElias de OliveiraPublished in: LREC (2018)
Keyphrases
- named entity recognition
- natural language processing
- information extraction
- named entities
- text summarization
- sequence labeling
- natural language
- semi supervised
- relation extraction
- conditional random fields
- maximum entropy
- annotated corpus
- wordnet
- hand coded
- graphical models
- classifier ensemble
- machine learning
- text mining
- proper names
- maximum entropy classifier
- artificial intelligence
- information retrieval
- semantic relations
- machine translation
- question answering
- feature selection