An Extraction Model Based on RoBERTa-BiLSTM-CRF for Chinese Financial Event.
Dagao DuanWenwen LiuZhongming HanPublished in: CCIS (2021)
Keyphrases
- conditional random fields
- information extraction
- listed companies
- stock market
- graphical models
- automatic extraction
- event detection
- word segmentation
- pairwise
- higher order
- portfolio optimization
- text summarization
- key phrase extraction
- crf model
- event driven
- financial data
- event recognition
- model free
- stream processing
- event sequences
- foreign language
- parameter learning
- fraud detection
- natural language processing
- hidden markov models