Eduardo da Silva Mattos

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In the legal domain, jurisprudence has an important role as a juridical source; its decisions support the application of the Law to a concrete case. The problem is that Brazilian Courts produce an enormous amount of decisions every year, turning these text sources larger every time and forcing juridical professionals to spend more time in the search for a(More)
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In this work we discuss Structured Contextual Search (SCS) technology applied as an intelligent search machine to support decision making in cases of previous consent characteristic of the advisory activity of the Brazilian National Defence Council, as well as the Dynamically Contextualized Knowledge Representation (DCKR) as methodology of knowledge(More)
This article describes the development of an Expert System (ES) designed to deal with the Crimes Against the Organization of Labour, listed on the Brazilian penal code. The objective of SECTRA is to find the corresponding article for a criminal conduct and the respective penalty due. Analysing the penal domain, we observed that the juridical operators use(More)
The paper describes the knowledge representation of documents issued by the United Nations Security Council. Olimpo System is a knowledge-based system that enables the user to access textual files and to retrieve information that is similar to the search context described by the user in natural language. The methodology applied to the Olimpo system(More)
This paper presents a case-based system to retrieve legal statements of Brazilian High Courts that emphasizes the use of theoretical structures to represent cases. AlphaThemis system has the characteristics from other case-based systems. The major innovation is to allow the user modify the weights used to determine the importance of each feature in(More)