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New event detection from microblog has a very practical significance for people who would like be aware of events in the first place. Although it is a traditional task of TDT, most of the state-of-the-art approaches are not designed for microblog, so they could not take full advantages of the social media, such as users and their relationships. In this paper, we propose an on-line method to detect...
The event evolution mining for news corpus is beneficial for people who are less interested in the set of documents related by a topic rather than the underlying stories. Most of state-of-the-art approaches which derived from the TDT field considered events at the document level, which made different granularity for each event in evolution graph. In this paper, we consider events from a unified perspective...
Emergency response models for emergency events have been studied widely by scholars at home and abroad in recent years. The major consideration in these researches is the elements involved in the emergency response phase, which do not consider the lifecycle of emergency management. According to the characteristics of different stages in the lifecycle of emergency management, this paper constructed...
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