Collective Nominal Semantic Role Labeling for Tweets

  title={Collective Nominal Semantic Role Labeling for Tweets},
  author={Xiaohua Liu and Zhongyang Fu and Furu Wei and Ming Zhou},
Tweets have become an increasingly popular source of fresh information. We investigate the task of Nominal Semantic Role Labeling (NSRL) for tweets, which aims to identify predicate-argument structures defined by nominals in tweets. Studies of this task can help fine-grained information extraction and retrieval from tweets. There are two main challenges in this task: 1) The lack of information in a single tweet, rooted in the short and noisy nature of tweets; and 2) recovery of implicit… CONTINUE READING

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