Using the underlying idea of the current-mode control, a new dynamical, sliding-mode control for the boost dc-dc converter is proposed. Such controller is easy to design, robust under load and input voltage variations, exhibits fast response, does not depend on…

This article gives an overview and selected findings from a study funded by the Mental Health Foundation in 2007, which
was collaboratively carried out by researchers at Anglia Ruskin University and two freelance researchers. The research
team included members with…

Of the many "unconsidered trifles" found amidst Shelleyiana and within Shelley's notebook jottings, this article selects eight examples, spanning his authorial career (1810-1822). Each involves a problem involving attribution, or decipherment, or source identification, which the author believes herself to…

Este artículo presenta un nuevo método totalmente automático de
construcción de bases de conocimiento muy densas y precisas a partir de recursos
semánticos preexistentes. Básicamente, el método usa un algoritmo de Interpretación Semántica de las palabras preciso y de amplia…

of the remaining 263 species, we arrived at a specieslevel identification for 242, and identified the remainder to genus (19) or family (2). The recent discovery of these ornithological texts and paintings offers a unique view of the history of…

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This paper presents a proposal for an architecture that integrates knowledge discovery systems (automatic acquisition) and knowledge based systems (experts systems). This work formulates considerations over the viability of the implementation of this architecture according to the advance of the…

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Objective: The present study evaluates eating habits and behaviors, and nutritional and food safety knowledge of a group of Albanian adolescents. Design: A dietary questionnaire previously constructed and tested was self-administered during school time. Each section was evaluated using a…

This paper presents a proposal enabling the modelling of manufacturing processes independently of the structure and composition of the industrial plant where these processes will ultimately be implemented. The rationale for the proposal is in the incorporation of knowledge, supported…