Now showing items 11-20 of 264
CMOS-based active pixel for low-light-level detection: Analysis and measurements
(IEEE Transactions on Electron Devices, 2007-12-01) [Artigo]
An analysis of the active pixel sensor (APS), considering the doping profiles of the photodiode in an APS fabricated in a 0.18 μm standard CMOS technology, is presented. A simple and accurate model for the junction capacitance ...
A neural approach to evaluate the effect of lightning in power transformers
(International Journal of Emerging Electric Power Systems, 2009-10-19) [Artigo]
This paper proposes the application of computational intelligence techniques to assist complex problems concerning lightning in transformers. In order to estimate the currents related to lightning in a transformer, a neural ...
Artificial neural network model of discharge lamps in the power quality context
(Journal of Control, Automation and Electrical Systems, 2013-06-01) [Artigo]
This paper presents a methodology for modeling high intensity discharge lamps based on artificial neural networks. The methodology provides a model which is able to represent the device operating in the frequency of ...
Studies on the cooling minimum quantity and conventional cooling at hardened steels in grinding process
(Journal of the Brazilian Society of Mechanical Sciences and Engineering, 2007-04-01) [Artigo]
The purpose of this work is to explain the concept of cutting fluids reasonable usage through the fluid minimum quantity in grinding processes. on that purpose, the development of a new nozzle and an own and adequate ...
Automatic detection of thermal damage in grinding process by artificial neural network
(Rem: Revista Escola de Minas, 2003-12-01) [Artigo]
Esse trabalho tem por objetivo o desenvolvimento de um sistema inteligente para detecção da queima no processo de retificação tangencial plana através da utilização de uma rede neural perceptron multi camadas, treinada ...
Vestibular UNESP e inclusão social
(Congresso de Extensão Universitária, 2011) [Trabalho apresentado em evento]
Método experimental para determinação das capacitancias parasitas do motor de indução trifásico acionado por inversor MLP
(Sba: Controle & Automação Sociedade Brasileira de Automatica, 2012-04-01) [Artigo]
A proposta deste trabalho é apresentar uma nova metodologia para determinação experimental das capacitancias parasitas do motor de indução trifásico de rotor em gaiola. As capacitancias parasitas fazem parte do circuito ...
Experimental analysis of the feasibility of low-cost piezoelectric diaphragms in impedance-based SHM applications
(Sensors and Actuators, A: Physical, 2016-02-01) [Artigo]
Structural health monitoring (SHM) systems with damage detection based on the electromechanical impedance (EMI) method have received attention in recent decades because of the simplicity of the methodology, which is based ...
TORP: The Open Robot Project A Framework for Module-Based Robots
(Journal of Intelligent & Robotic Systems, 2012-04-01) [Artigo]
The development of robots has shown itself as a very complex interdisciplinary research field. The predominant procedure for these developments in the last decades is based on the assumption that each robot is a fully ...
A path- and label-cost propagation approach to speedup the training of the optimum-path forest classifier
(Pattern Recognition Letters, 2014-04-15) [Artigo]
In general, pattern recognition techniques require a high computational burden for learning the discriminating functions that are responsible to separate samples from distinct classes. As such, there are several studies ...