In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...
Abstract. Can a system designed primarily for the purpose of databasetype storage and retrieval be used for information-retrieval tasks? This was one of the questions that led us t...
We introduce an auditing framework for determining whether a database system is adhering to its data disclosure policies. Users formulate audit expressions to specify the (sensiti...
Rakesh Agrawal, Roberto J. Bayardo Jr., Christos F...
The paper introduces a query translation model that re ects the structure of the cross-language information retrieval task. The model is based on a structured bilingual dictionary...
: The availability of versioned text collections such as the Internet Archive opens up opportunities for time-aware exploration of their contents. In this paper, we propose time-tr...
Klaus Berberich, Srikanta J. Bedathur, Gerhard Wei...