We present a logic programming based dialogue system that enables the access in natural language to the heterogeneous external relational databases of the Évora University. The p...
Salvador Abreu, Paulo Quaresma, Luis Quintano, Ire...
Safe programming languages encourage the development of dynamically extensible systems, such as extensible Web servers and mobile agent platforms. Although protection is of utmost...
Keyword search is recognized as an important technique to unlocking the information found in both structured and semistructured information. With XML as the data model and XQuery ...
Data integration is one of the older research fields in the database area and has emerged shortly after database systems were first introduced into the business world. In this pa...
Abstract. One of the most difficult problems in multiagent systems involves representing knowledge and beliefs of agents in dynamic environments. New perceptions modify an agent’...