Less than One-shot: Named Entity Recognition via Extremely Weak Supervision.
Letian PengZihan WangJingbo ShangPublished in: CoRR (2023)
Keyphrases
- named entity recognition
- named entities
- information extraction
- natural language processing
- maximum entropy
- semi supervised
- conditional random fields
- sequence labeling
- hand coded
- text summarization
- relation extraction
- annotated corpus
- proper names
- co occurrence
- text mining
- classifier ensemble
- maximum entropy classifier
- named entity recognizer
- machine learning
- automatic extraction
- question answering
- knowledge discovery
- probabilistic model
- information retrieval