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Mostrando ítems 161-170 de 343
Sincronismo para sistemas de transmissão digital multiportadora baseado em redes neurais artificiais
(Pontifícia Universidade Católica do Rio Grande do SulPorto Alegre, 2007)
Um dos problemas de difícil solução em transmissão digital – e talvez o principal deles – é o sincronismo entre transmissor e receptor. Sem um sistema de sincronismo não é possível sequer iniciar o processo de demodulação ...
Classificação de falhas em maquinas eletricas usando redes neurais, modelos wavelet e medidas de informação
(Universidade Tecnológica Federal do ParanáCornelio ProcopioPrograma de Pós-Graduação em Engenharia Elétrica, 2014-02-21)
This work presents a methodology for diagnosis and classification of faults in three-phase induction motors connected directly to the power grid. The proposed method is based on the analysis of the stator current signals, ...
Trajectory tracking of a wheeled mobile robot with uncertainties and disturbances: Proposed adaptive neural control
(2015-01-01)
This paper analyses a trajectory tracking control problem for a wheeled mobile robot, using integration of a kinematic neural controller (KNC) and a torque neural controller (TNC), in which both the kinematic and dynamic ...
Análisis de modelos de redes neuronales artificiales, para un sistema de diagnósticos de migrañas con aura y sin aura
(Ediciones Universidad Simón BolívarFacultad de Ingenierías, 2014)
El estudio se fundamentó en la realización de un análisis comparativo de redes neuronales artificiales con dominio de aplicación similar, para determinar el modelo y la arquitectura que mejor clasifique los síntomas de ...
Análisis de modelos de redes neuronales artificiales, para un sistema de diagnósticos de migrañas con aura y sin aura
(Ediciones Universidad Simón BolívarFacultad de Ingenierías, 2014)
El estudio se fundamentó en la realización de un análisis comparativo de redes
neuronales artificiales con dominio de aplicación similar, para determinar el modelo y la
arquitectura que mejor clasifique los síntomas de ...
Neural networks for predicting the duration of new software projects
(2015)
The duration of software development projects has become a competitive issue: only 39% of them are finished on time relative to the duration planned originally. The techniques for predicting project duration are most often ...
POSITION CONTROL OF A MANIPULATOR ROBOTIC ARM CONSIDERING FLEXIBLE JOINTS DRIVEN BY A DC MOTOR AND A CONTROLLED TORQUE BY A MR-BRAKE
(Amer Soc Mechanical Engineers, 2017-01-01)
This paper presents a two-degree-of-freedom robotic arm design with flexible joints driven by a DC Motor and controlled by a Magnetorheological (MR) Brake, considering a feedback control. The MR Brake is used to provide ...
Position control of a manipulator robotic arm considering flexible joints driven by a dc motor and a controlled torque by a mr-brake
(2016-01-01)
This paper presents a two-degree-of-freedom robotic arm design with flexible joints driven by a DC Motor and controlled by a Magnetorheological (MR) Brake, considering a feedback control. The MR Brake is used to provide ...
Identificación de reglas de operación óptimas de embalses para el control de inundaciones a partir de modelos de operación. caso de estudio: Cuenca del Río Yuna en República Dominicana
(Escuela Colombiana de Ingeniería Julio GaravitoMaestría en Ingeniería Civil con Énfasis en Recursos Hidráulicos y Medio Ambiente, 2020-11-12)
This study addresses the use of computational tools in order to obtain optimal operating rules for the Hatillo reservoir (Dominican Republic), mainly considering the purpose of reducing flooding downstream of the dam without ...
Neural tool condition estimation in the grinding of advanced ceramics
(2015-01-01)
Ceramic parts are increasingly replacing metal parts due to their excellent physical, chemical and mechanical properties, however they also make them difficult to manufacture by traditional machining methods. The developments ...