Stochastic context-free grammars (SCFGs) have long been recognized as useful for a large variety of tasks including natural language processing, morphological parsing, speech reco...
Abstract. Complementary to hypertext navigation, classic information retrieval is broadly used to find information on the World Wide Web and on Web-based systems. Among these there...
Ranking of query/search answers, although introduced by early information retrieval systems, has become mandatory for internet searches. When the answers of a query or search are ...
Personalized search is a promising way to better serve different users' information needs. Search history is one of the major information sources for search personalization. ...
We consider the problem of organizing and browsing the top ranked portion of the documents returned by an information retrieval system. We study the effectiveness of a document o...