How to tackle an emerging topic? Combining strong and weak labels for Covid news NER.
Aleksander FicekFangyu LiuNigel CollierPublished in: CoRR (2022)
Keyphrases
- news articles
- named entity recognition
- news stories
- maximum entropy
- hot topics
- planning under partial observability
- emerging topics
- named entities
- information extraction
- news items
- news topics
- conditional random fields
- web news
- pairwise
- social media
- text summarization
- natural language processing
- training set
- training data
- cross media
- semi supervised
- topic detection and tracking
- news events
- short texts
- domain specific
- topic models