In this paper a methodology for accesing scientific data repositories on data grids is proposed. This methodology is based on ontology specification and knowledge representation. The concept of Knowledge Perspective is introduced, as the action of applying particular scientific conjectures…

O projeto da rede corporativa de uma empresa requer que sejam bem conhecidas as características, necessidades e tendências de evolução do seu ambiente de informática, as tecnologias e tipos de equipamentos de rede disponíveis no mercado e como tais tecnologias…

Rough Sets Theory has opened new trends for the development of the Incomplete Information Theory. Inside this one, the notion of reduct is a very significant one, but to obtain a reduct in a decision system is an expensive computing…

This paper introduces an automatic procedure to assist on the interpretation of a large dataset when a similarity metric is available.
We propose a visualization approach based on a graph layout method- ology that uses a Quadratic Assignment Problem (QAP)…

Co-training can learn from datasets having a small number of labelled examples and a large number of unlabelled ones. It is an iterative algorithm where examples labelled in previous iterations are used to improve the classification of examples from the…

Nowadays universities are required not only to impart
knowledge of specific disciplines but also generic graduate
attributes such as communication, problem-solving,
teamwork, creative thinking, research and inquiry skills. For
students to attain these generic skills, educators are
encouraged to use…

This paper means to show how British Colonialism in India was made possible, and then sustained and strengthened, as much by cultural technologies of rule as it was by the more obvious and brutal modes of conquest. In fact colonialism…

The present article examines how practices of computersupported
collaborative designing may be implemented in
an elementary classroom. We present a case study in
which 12-year-old students engaged in architectural design
under the guidance of their teacher and a professional
designer.…

Analysis of resistance groups active in the War on Terror provides case-studies for an examination of Occidentalism. Al-Qaida constructs a West both homogeneously and pejoratively in order to represent the self as a single Islamic nation under attack from a…

Good university teaching is considered to be a major
requisite for student learning. However, its representation
in the literature is often related to presage factors such as
personal skills and subject matter knowledge of professors
rather than to activities and…