This inquiry sought to examine the effects of participating in an online discussion forum on the development of knowledge for teaching mathematics. The participants of this study were among the pre-service teachers from a large urban university, chosen as they…

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In wireless communications, the broadcast nature can be explored to efficiently support multicast services while the difference in channel gains among the wireless links of users promotes multiuser diversity which can be used to improve multicast performance. This thesis proposes…

In integrated pest management (IPM), biological control is one of the possible options for the prevention or remediation of an unacceptable pest activity or damage. The success of forecast models in IPM depends, among other factors, on the knowledge of…

This work examines the patterns inherent to the understanding of the nature of the forbidden fruit in an attempt to demonstrate parallels between the reasoning of biblical interpreters, on one hand, and of artists, on the other., While the biblical…

It has been proposed that forms of dialogue (Keegan, 1993) are differentially related to subject knowledge possessed by the student and the roles that teachers and students play within those dialogues. A reading of the socio-constructivist literature suggests that maximal…

This thesis proposes a knowledge based expert system tool that can be used as an on- line controller for the charging/discharging of an energy storage system in a wind-diesel microgrid. The wind-diesel microgrid is modelled, and a typical energy storage…

The success of the development of new sugarcane varieties is associated with the ability to correctly select the genitor. The aim of this study was to evaluate the genetic diversity between 113 clones and sugarcane varieties using the Ward-modified location…

En: D.M. Dubois (Edited).Computing anticipatory systems: casys 2001: Fifth Internacional Conference, Liege, Belgium, 13-18 august 2001, p. 575-580

Challenges and new horizons for the strengthening of family farming; Embrapa?s studies benefit family farming and Brazilian traditional populations; Basic sanitation: a solution to improve quality of life in the fields; Technology for sustainable agricultural and livestock system; Adoption of…