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» Topic Evolution in a Stream of Documents.
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AIRS
2008
Springer
14 years 2 months ago
Topic Tracking Based on Keywords Dependency Profile
Topic tracking is an important task of Topic Detection and Tracking (TDT). Its purpose is to detect stories, from a stream of news, related to known topics. Each topic is “known...
Wei Zheng, Yu Zhang, Yu Hong, Jili Fan, Ting Liu
ASUNAM
2011
IEEE
12 years 7 months ago
SCENE: Structural Conversation Evolution NEtwork
—It’s not just what you say, but it is how you say it. To date, the majority of the Instant Message (IM) analysis and research has focused on the content of the conversation.Th...
Marina Danilevsky, Joshua M. Hailpern, Jiawei Han
SIGIR
2003
ACM
14 years 29 days ago
Retrieval and novelty detection at the sentence level
Previous research in novelty detection has focused on the task of finding novel material, given a set or stream of documents on a certain topic. This study investigates the more ...
James Allan, Courtney Wade, Alvaro Bolivar
CIKM
2006
Springer
13 years 11 months ago
Improving novelty detection for general topics using sentence level information patterns
The detection of new information in a document stream is an important component of many potential applications. In this work, a new novelty detection approach based on the identif...
Xiaoyan Li, W. Bruce Croft
WWW
2003
ACM
14 years 8 months ago
Query-free news search
Many daily activities present information in the form of a stream of text, and often people can benefit from additional information on the topic discussed. TV broadcast news can b...
Monika Rauch Henzinger, Bay-Wei Chang, Brian Milch...