In systems where agents are required to interact with a partially known and dynamic world, sensors can be used to obtain further knowledge about the environment. However, sensors may be unreliable, that is, they may deliver wrong information (due, e.g.,…

Although BNs have been used successfully for many medical diagnosis problems, there have been few applications to epidemiological data where data mining methods play a significant role. In this paper, we look at the application of BNs to epidemiological data,…

Data mining researchers have long been concerned with the application of tools to facilitate and improve data analysis on large, complex data sets. The current challenge is to make data mining and knowledge discovery systems applicable to a wider range…

Problem-based learning (PBL) is the use of a “real world” problem or situation as a context for learning. The present study explores the use of PBL in an online biotechnology course. In the PBL unit, student groups dealt with the…

The rapid growth of online learning has led to the development of faculty inservice evaluation models that are geared towards the demands of quality improvement of degree programs. Based on the best practices of student online assessment, the Online Faculty…

The objective of this article is to show a new conception of administration that goes beyond the modern notion, which justifies the profession only from a pragmatic point of view. Neglecting not only the philosophical and speculative possibilities, but also…

A research work on the micro firms in Caroni district, has been developing since 1994. Such study pretends to deepen the theory that let the empiric- philosophical- conceptual and methodological building of a new discipline in education, called Androergology. The…

Apresenta resultados obtidos em pesquisa de mestrado da autora que comparou as tecnologias do microfilme e do digital como instrumentos para preservação de estoques informacionais. O corpus da pesquisa foi formado pelo acervo de três instituições da Região Metropolitana do…

This paper seeks to investigate whether dividend payments possess significant information content capable of causing changes in stock prices in Nigerian stock exchange. Applying the panel model of the Generalized Least Square (GLS) regression which allows for the influence of…

La lecture numérique prend de plus en plus de place dans l'espace global de la lecture des étudiants. Bien que les premiers systèmes de lecture numérique, communément appelés livres électroniques, datent déjà de plusieurs années, les opinions quant à leur…