Effect of Character and Word Features in Bidirectional LSTM-CRF for NER.
Chirawan RonranSeungwoo LeePublished in: BigComp (2020)
Keyphrases
- conditional random fields
- named entity recognition
- maximum entropy
- maximum entropy classifier
- information extraction
- co occurrence
- named entities
- sequence labeling
- feature vectors
- natural language processing
- feature space
- crf model
- markov random field
- hidden markov models
- pairwise
- graphical models
- semi supervised
- word recognition
- handwritten words
- scene images
- feature extraction
- punctuation marks