Automatic knowledge discovery from texts (KDT) is proving to be a promising method for businesses today to deal
with the overload of textual information. In this paper, we first explore the possibilities for KDT to enhance communication in
virtual communities,…

In addition to the efforts undertaken by research institutions to generate new knowledge and technologies, it is also necessary to promote the results of this research. Specifically, there is a need for an information system that aggregates, organizes and systematizes…

2013

2013

The obligate basidiomycete Phakopsora pachyrhizi is the causal agent of soybean rust that has potential to reduce the yield of soybean drastically. Soybean production in Brazil has been threatened by the rust since the pathogen was first discovered in 2001.…

2013

Abstract. This paper presents a method to measure the lesions originated by the Cercospora arachidicola and Cercosporidium personatum fungi, which cause, respectively, the early and late leaf spots in peanut plants. The proposed method is based on a modified version…

2012

Abstract. This paper presents a new method based on digital image processing techniques such as color transformations and mathematical morphology, as well as on some specialist knowledge, to provide estimates for the lengths of rice panicles that have been removed…

A comparative examination of trajectories of two communities in the Eastern Amazon experiencing land struggles in the 1980s sheds light on factors triggering their differential resource use patterns and contrasting ways in which social relations are manifested. While in one…