@MISC{Mishne_generalterms, author = {Gilad Mishne and Maarten De Rijke and Valentin Jijkoun}, title = {General Terms Information Retrieval}, year = {} }
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Abstract
ABSTRACT: We propose a method for ranking short information nuggets extracted from a text corpus, using another, reliable reference corpus as a user model. We argue that the availability and usage of such additional corpora is common in a number of IR tasks, and apply the method to answering a form of definition questions. The proposed ranking method makes a substantial improvement in the performance of our system. Categories and Subject Descriptors