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Publications

Publications by António Paulo Moreira

2023

Special Issue on Advances in Industrial Robotics and Intelligent Systems

Authors
Moreira, AP; Neto, P; Vidal, F;

Publication
Robotics

Abstract
Robotics and intelligent systems are intricately connected, each exploring their respective capabilities and moving towards a common goal [...]

2023

Special Issue on Advances in Industrial Robotics and Intelligent Systems

Authors
Moreira, AP; Neto, P; Vidal, F;

Publication
ROBOTICS

Abstract
[No abstract available]

2022

Benchmarking Edge Computing Devices for Grape Bunches and Trunks Detection using Accelerated Object Detection Single Shot MultiBox Deep Learning Models

Authors
Magalhães, SC; dos Santos, FN; Machado, P; Moreira, AP; Dias, J;

Publication
CoRR

Abstract

2012

Development of an Omnidirectional Kick for a NAO Humanoid Robot

Authors
Ferreira, R; Reis, LP; Moreira, AP; Lau, N;

Publication
ADVANCES IN ARTIFICIAL INTELLIGENCE - IBERAMIA 2012

Abstract
This paper proposes a method to develop an omnidirectional kick behavior for a humanoid robot. The objective is to provide a humanoid with the ability to kick in different directions and to make kicks look more like those of a human player. This method uses a Path Planning module to create the trajectory that the foot must follow to propel the ball in the intended direction. Two additional modules are required when performing the movement: the Inverse Kinematics module computes the value of the joints to place the foot at a given position and the Stability module is responsible for the robot's stability. Simulation tests were performed using different ball positions, relative to the robot's orientation, and for various ball directions. The obtained results show the usefulness of the approach since the behavior performs accurately the intended motion and is able to kick the ball in all the desired directions.

2009

Target controlled infusion algorithms for anesthesia: Theory vs practical implementation

Authors
Bressan, N; Moreira, AP; Amorim, P; Nunes, CS;

Publication
Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009

Abstract
Target Controlled Infusion (TCI) systems are based in drug pharmacokinetic and pharmacodynamic models implemented in an algorithm to drive an infusion pump. Infusion control algorithms have been designed, implemented and validated for several anesthetic drugs, devices and controllers. The maintenance phase in these algorithms is represented by an equation that compensates the loss of drug from the central compartment and maintains the set target concentration. The goal of the current study was to improve existing TCI software with a new method for the maintenance phase. We compared and analyzed two different methods to find the more efficient method for the maintenance phase in an open-loop control TCI system. ©2009 IEEE.

2012

Omnidirectional Kick for a Humanoid Robot

Authors
Ferreira, R; Reis, LP; Moreira, AP;

Publication
SISTEMAS Y TECNOLOGIAS DE INFORMACION, VOLS 1 AND 2

Abstract
In this paper we propose a method to develop an omnidirectional kick (behavior) for a humanoid robot. This behavior uses a path planning module to create a trajectory that the foot must follow to propel the ball in the intended direction. Two additional modules were required when performing the movement: Inverse kinematics module which computes the value of the joints to position the foot at a given position and the stability module which is responsible for the robot's stability. Simulation tests are performed under different ball positions, relative to the robot's orientation, and for various ball directions. The results obtained showed the usefulness of the approach since the behavior performs accurately the intended motion and is able to kick the ball in all the directions desired.

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