With the widespread use of full-text information retrieval, passage-retrieval techniques are becoming increasingly popular. Larger texts can then be replaced by important text exc...
Gerard Salton, Amit Singhal, Chris Buckley, Mandar...
Constructive negation has been proved to be a valid alternative to negation as failure, especially when negation is required to have, in a sense, an `active' role. In this pa...
Non-monotonic knowledge evolutions and exceptions constitute a complex theoritical and practical problem. The state of the art shows a rich and surprising diversity of approaches....
The visualization of geo-referenced information on a map has become an essential method to help the users to get the intended information. The adaptation of visualization techniqu...
Maria Beatriz Carmo, Ana Paula Afonso, Paulo Pombi...
The article is meant to be kind of the author's manifesto for the role of logic and deduction within Intellectics. Based on a brief analysis of this role the paper presents a...