Paper: A Participant-based Approach for Event Summarization Using Twitter Streams

ACL ID N13-1135
Title A Participant-based Approach for Event Summarization Using Twitter Streams
Venue Annual Conference of the North American Chapter of the Association for Computational Linguistics
Session Main Conference
Year 2013
Authors

Twitter offers an unprecedented advantage on live reporting of the events happening around the world. However, summarizing the Twit- ter event has been a challenging task that was not fully explored in the past. In this paper, we propose a participant-based event summa- rization approach that ?zooms-in? the Twit- ter event streams to the participant level, de- tects the important sub-events associated with each participant using a novel mixture model that combines the ?burstiness? and ?cohesive- ness? properties of the event tweets, and gen- erates the event summaries progressively. We evaluate the proposed approach on different event types. Results show that the participant- based approach can effectively capture the sub-events that have otherwise been shadowed by the long-tail of other d...