Ricardo Araújo Rios

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This article describes a study conducted by the authors to evaluate the accessibility and readability of the contents of the Web sites of seven universities in Finland. The accessibility assessment has been carried out to check compliance with accessibility guidelines for Web content established by the World Wide Web Consortium recommendation in WCAG 2.0.(More)
— The Brazilian legislation does not protect completely the privacy of the Web user. The issues of user privacy at the Internet access are considered to introduce an architecture to guarantee information security. This architecture provides tools to warrant that the privacy policies have juridical legitimacy. This judicial quality is reached by the(More)
The study and modeling of systems have called the attention of several researchers, who are interested in estimating rules to describe data behavior. However, before proceeding with this estimation, it is necessary to understand the intrinsic features embedded in data. When such features are not correctly analyzed, the model accuracy tends to decrease. A(More)
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