作者: Jaime G. Carbonell , Jaime Arguello , Jonathan L. Elsas , Jamie Callan
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摘要: This paper presents our system and results for the Feed Distillation task in Blog track at TREC 2007. Our experiments focus on two dimensions of task: (1) a large-document model (feed retrieval) vs. small-document (entry or post (2) novel query expansion method using link structure text found within Wikipedia.