The question whether a given set of views, defined by queries, can be used to answer another query, arises in several contexts such as query optimization, data integration and se...
We show that in modeling social interaction, particularly dialogue, the attitude of obligation can be a useful adjunct to the popularly considered attitudes of belief, goal, and i...
In this contribution, a fuzzy-set-based information retrieval model is considered. First, we show that the retrieval mechanism of such a retrieval model can be defined in terms of ...
Thesaurus has been widely used in many applications, including information retrieval, natural language processing, and question answering. In this paper, we propose a novel approa...
Zheng Chen, Shengping Liu, Liu Wenyin, Geguang Pu,...
Markov chains have been used to model web usages and served as the basis for statistical testing, performance evaluation, and reliability analysis. However, most of such applicati...