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A Prior Information Enhanced Extraction Framework for Document-level Financial Event Extraction.
Haitao Wang
Tong Zhu
Mingtao Wang
Guoliang Zhang
Wenliang Chen
Published in:
Data Intell. (2021)
Keyphrases
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prior information
event extraction
prior knowledge
information extraction
information retrieval systems
document level
open domain
machine learning
semi supervised
natural language processing
co occurrence
sentiment classification
sentence level