Cross-document Event Extraction and Tracking: Task, Evaluation, Techniques and Challenges.

Heng Ji Ralph Grishman Zheng Chen Prashant Gupta

Published in: RANLP (2009)

Keyphrases

event extraction
cross document
open domain
information extraction
online news
cross lingual
multi document summarization
information fusion
news articles
information access
coreference resolution
mono lingual
probabilistic model
machine translation
artificial intelligence
feature selection