2014
Autores
Melo, LGSC; de Oliveira, KRSG; Vasconcelos Raposo, J;
Publicação
Revista Latinoamericana de Psicopatologia Fundamental
Abstract
This article analyzes the use of physical education in treating mental illness by describing the contributions of this area to mental health therapies. Based on several studies, the authors discuss the benefits of physical education as a therapeutic aid in reducing the symptoms of psychic disorders. The conclusion is that physical education and science can be useful to psychiatry as part of interdisciplinary efforts in the treatment of patients with mental distress.
2014
Autores
Mendes, D; Fonseca, F; Araujo, B; Ferreira, A; Jorge, J;
Publicação
2014 IEEE SYMPOSIUM ON 3D USER INTERFACES (3DUI)
Abstract
Stereoscopic tabletops offer unique visualization capabilities, enabling users to perceive virtual objects as if they were lying above the surface. While allowing virtual objects to coexist with user actions in the physical world, interaction with these virtual objects above the surface presents interesting challenges. In this paper, we aim to understand which approaches to 3D virtual object manipulations are suited to this scenario. To this end, we implemented five different techniques based on the literature. Four are mid-air techniques, while the remainder relies on multi-touch gestures, which act as a baseline. Our setup combines affordable non-intrusive tracking technologies with a multi-touch stereo tabletop, providing head and hands tracking, to improve both depth perception and seamless interactions above the table. We conducted a user evaluation to find out which technique appealed most to participants. Results suggest that mid-air interactions, combining direct manipulation with six degrees of freedom for the dominant hand, are both more satisfying and efficient than the alternatives tested.
2014
Autores
Dias, G; Luz, JMA; Couceiro, MS; Figueiredo, CM; Ferreira, N; Iglésias, P; Mendes, R; Castro, M; Fernandes, O;
Publicação
Mathematical Methods in Engineering
Abstract
This study presents an experimental research design of a PhD work, studying the effectsof the variability in the performance of the Golf putting. The instruments used to analyze the putting were two digital cameras to detect the relevant dynamic objects (i.e., ball and putter) and a biaxial accelerometer to confirm the exactmoment at which the putter hits the ball. To synchronize the instruments, it was used a trigger. The ball’s trajectory and the putting movement were automatically analyzed based on visual detection and parameter estimation. The kinematic analysis of the putting was performed using the Matlab software, to determine the amplitude, velocity and acceleration of the players’gestures. We concluded that the Golf putting action parameters are divided into different stages(i.e., backswing, downswing and follow-through) and that those can be useful to investigate the effects of variability in this movement. © Springer Science+Business Media Dordrecht 2014.
2014
Autores
Madureira, A; Santos, JM; Gomes, S; Cunha, B; Pereira, JP; Pereira, I;
Publicação
2014 SIXTH WORLD CONGRESS ON NATURE AND BIOLOGICALLY INSPIRED COMPUTING (NABIC)
Abstract
Contemporary manufacturing scheduling has still limitations in real-world environments where disturbances on working conditions could occur over time. Therefore, human intervention is required to maintain real-time adaptation and optimization and efficiently adapt to the inherent dynamic of markets. This paper addresses the problem of incorporating rush orders into the current schedule of a manufacturing shop floor organization. A set of experiments were performed in order to evaluate the applicability of supervised classification algorithms in the attempt to predict the best integration mechanism when receiving a new order in a dynamic scheduling problem.
2014
Autores
Cledou, G;
Publicação
ACM International Conference Proceeding Series
Abstract
In the last years, new technologies - referred as emerging information and communication technologies (EICTs), have appeared and are immersed in peoples' lives assisting them and facilitating their daily activities. Taking advantage of the diffusion and infusion of these technologies, governments are using EICTs to deliver better public services to citizens. However, to address citizens' demands and to provide customer oriented services governments face various types of challenges. The aim of this research work is to provide solutions to some of the challenges, in particular to the rapid development of electronic public services (EPS) and the service integration in the context of development of smart cities. Following the aim, we propose an approach, called Virtual Factory for Smart City Service Integration. The idea of the virtual factory is to provide a framework to automatically produce software based on a given set of specifications of a family of EPS taking advantage of similarities in the EPS business processes. The expected contributions of this research work is to produce a domain specific language (DSL) for service specification and supporting tools that based on the produced specifications, workflow techniques and ideas of software product lines (SPL) can automatically produce software applications for EPS that can be easily parameterized and completed. Copyright 2014 ACM.
2014
Autores
Monteiro, MSR; Fontes, DBMM; Fontes, FACC;
Publicação
EXAMINING ROBUSTNESS AND VULNERABILITY OF NETWORKED SYSTEMS
Abstract
Hop constraints are used to limit the number of links between two given points in a network, this way improving the quality of service by increasing the availability and reliability of the network. They have been applied to a limited number of problems, although their application can be of the greatest importance both from the academical and practical points-of-view. In this work, we survey relevant and recent works on hop-constrained problems focusing on problems with free shaped solutions.
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