ROI (Region of Interest) in an image or video signal contains important information and may be used for access control at various qualities using multiresolution analysis (MRA). This paper proposes quality access control method of compressed color image by modulating…

The main purpose of this article is to contribute to a better understanding of the organizational sources pertaining to continuous innovation. This work identifies a set of best practices, which once integrated, create the innovative activities that help organizations to…

Since the first Computer and Internet based learning developments, there has been a recurrent idea: the creation of reusable didactic pieces, developed once and used many times in instructional processes, called learning objects. These elements promised to constitute knowledge bases…

Actualmente las técnicas de anestesia de tránsito rápido en cirugía cardiaca se basan en la utilización de remifentanil, sin embargo este al tener una vida media tan corta hace que sea necesaria la utilización de opioides durante el posoperatorio inmediato…

This article aggregates empirical evidence of the main barriers to and facilitators of the implementation of different strategies at organizations in Brazil. It is a theoretical study that uses as its starting point those studies that regard strategy as a…

At the moment, the debate about what human resources practices include as High Involvement Work Practices would have to be considered still open. In this communication we try to make a revision of the theoretical framework. This allows us to…

In the past few years, schools have been looking for options that enable them to raise the quality of education. Technological advances and their amazingly fast evolution, shape in Multimedia Systems (MMS) as the present and future of humanity. For…

A goal of fisheries management is to predict the probability of successful
establishment of invasive fish species. To address this goal, species distribution models
are used to project species distribution under different climate-change scenarios. In this
study, the geographic distribution…

In numerous animal groups, individuals within the group often wish to impose
their preferences and guide the group in a certain direction. Conflicting preferences are
common in these situations and, in order to maintain group cohesion, collective decisionmaking
needs to…

The guava (Psidium guajava 1.) cv. Paluma has been cultivated in Sao Francisco Valley, Northeastern of Brazil, for in natura consumption and processing purposes. In spite of its importance, there are few scientific knowledge regarding guava physiology, nutrition, irrigation and…