Social Event Extraction: Task, Challenges and Techniques

5 years 7 months ago
Social Event Extraction: Task, Challenges and Techniques
—Social media (e.g., Facebook and Twitter) serves as a popular platform for online communication and information dissemination, where users can effectively share information such as their recent activities and plans. This kind of information is extremely valuable for building recommendation systems. For example, a user might wish to receive alerts whenever a concert takes place near his current location or when a party will be held in his neighborhood. However, such events may not be widespread across social networks, they have not received sufficient attention. Moreover, traditional event discovery and event extraction techniques trained from formal genres cannot be effectively adapted to this domain. In this paper, we present the first formal definition of social events, discuss the annotation challenges and release a benchmark for the research community. Further more, we propose two novel solutions for extracting elements from social events: (1) an unsupervised content segmenta...
Hao Li, Heng Ji, Lin Zhao
Added 16 Apr 2016
Updated 16 Apr 2016
Type Journal
Year 2015
Authors Hao Li, Heng Ji, Lin Zhao
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