Now showing items 41-60 of 111

    • Frame retransmission using a modified VST-TDMA access protocol in Picocell/WPAN 

      L. Quintero, Vanessa; Estevez, Carlos (2017 IEEE 9th Latin-American Conference on Communications (LATINCOM)2017 IEEE 9th Latin-American Conference on Communications (LATINCOM), 12/28/2017)
      The VST-TDMA access protocol has shown to have many advantages over existing protocols in centralized (star) wireless network architectures. As most data-link layer protocols, it does not have a recovery feature as data ...
    • Fusión de Imágenes Basada en Sensado Compresivo 

      Petrerena, Josá A.; Murcia, Carlos; Bourdet, Desiderio; Merchán, Fernando (2013-07-05)
      En este trabajo realizamos un estudio de un método de fusión de imágenes basada en sensado compresivo (SC). En esta técnica la fusión es realizada a partir de mediciones aleatorias realizadas por bloques de pixeles ...
    • Fusión de Imágenes con Múltiples Puntos de Enfoque Basado en Sensado Compresivo 

      Quezada, Erick; Arribasplata, Roger; Merchán, Fernando (2013-07-05)
      En este artículo se presentan resultados en la aplicación del principio del sensado compresivo (SC) al problema de fusión de imágenes con múltiples puntos de enfoque. Se presenta las bases teóricas e implementación de un ...
    • A Fuzzy Logic Approach To Modelling The Passengers’ Flow And Dwelling Time 

      Berbey Álvarez, Aranzazu; Galán, Ramón; Sanz Bobi, Juan de Dios; Caballero, Rony (2012-07-04)
      The passengers’ flow and station dwell time estimation are important tasks for mass transit planning. However, classical methods are difficult to apply into some practical achievements. This paper presents a new approach ...
    • A Fuzzy Logic Inference Approach for the Estimation of the Passengers Flow Demand 

      Berbey Álvarez, Aranzazu; Caballero, Rony; Sanz Bobi, Juan de Dios; Galán, Ramón (2016-07-02)
      This paper presents a new approach that designs the flow of passengers in mass transportation systems in presence of uncertainties. One of the techniques used for the prediction of passenger demand is the origin- destination ...
    • Group Activities and Short Quizzes as Tools for Evaluating Engineering Courses 

      Berbey Alvarez, Aranzazu; Guevara, Jessica; Castillo, Gema; Alvarez, Humberto (2019-10)
      Este artículo presenta los resultados relacionados con la aplicación comparativa de dos herramientas de evaluación que son: las prácticas grupales de problemas y la aplicación de exámenes cortos a estudiantes de la asignatura ...
    • Hacia la integración de la enseñanza universitaria de pregrado y la inesvtiación 

      Medina, Carlos (2013-07-05)
      Durante mucho tiempo se ha debatido acerca de la importancia e impacto de integrar la investigación con la enseñanza universitaria de pregrado. Hay muchos estudios que muestran que no existe una correlación significativa ...
    • High-Resolution Indirect Feet–Ground Interaction Measurement for Hydraulic-Legged Robots 

      Nabulsi, Samir; Sarria, Javier F.; Montes Franceschi, Héctor; Armada, Manuel A. (10/01/2009)
      Feet-ground interactions influence the legged robot's stability. In this paper, a high-resolution indirect force measurement for hydraulic-legged robots is presented. The use of pressure transducers placed at one or both ...
    • Implementación y Análisis de un Detector de Manos Basado en Visión Artificial 

      Cheung, Lucía; Medina, Carlos (2013-07-05)
      Este artículo documenta el desarrollo y análisis de un detector de manos en imágenes y vídeo basado en visión artificial. Se combinaron ideas y aportes de diversos autores, determinando que una implementación factible del ...
    • Improvements of Energy-Efficient Techniques in WSNs: A MAC-Protocol Approach 

      L. Quintero, Vanessa; Estevez, Claudio; Orchard, Marcos E.; Pérez, Aramis (IEEEIEEE, 10/12/2018)
      The pervasiveness of wireless sensor networks (WSNs) across different applications keeps increasing due to their versatility, although energy consumption is a huge constraint for these types of networks. Therefore, it is ...
    • La Nariz Electrónica: Estado del Arte 

      Moreno, Iveth; Caballero, Rony; Galán, Ramón; Matía, Fernando; Jiménez, Agustín (2009-07-01)
      En este trabajo se presenta el estado del arte de los sistemas olfativos artificiales o narices electrónicas, su funcionamiento y algunas de sus aplicaciones. Además, se revisa el concepto de olfato electrónico, pasando ...
    • Lane marking recognition based on laser scanning 

      Cáceres Hernández, Danilo; Filonenko, Alexander; Seo, Dongwook; Hyun Jo, Kang (06/03/2015)
      Towards safe autonomous vehicle navigation the problem of lane detection and classification is highly important in the development of advanced driver assistance system (ADAS). This paper proposes a new method to detect the ...
    • Lane Surface Identification Based on Reflectance using Laser Range Finder 

      Cáceres Hernández, Danilo; Hyun Jo, Kang; Dung Hoang, Van (12/13/2014)
      In striving to achieve autonomous navigation the problem of guidance is a major difficulty faced by fully autonomous vehicle. In this paper, the authors focus on unconventional methods of identifying lane markings on a ...
    • Las tutorías como estrategia docente 

      Berbey Alvarez, Aranzazu; Guevara, Jessica; Álvarez, Humberto (2019-11)
      Este artículo presenta las mejoras y nuevos resultados obtenidos de una metodología tutorial como estrategia docente durante el desarrollo de un proyecto final de la asignatura Diseño de experimentos para estudiantes de ...
    • Laser scanner based heading angle and distance estimation 

      Cáceres Hernández, Danilo; Filonenko, Alexander; Seo, Dongwook; Hyun Jo, Kang (03/17/2013)
      Towards autonomous vehicle navigation the problem of guidance is a major difficulty faced by fully autonomous vehicle. This paper proposes a new method to estimate the heading angle for safe autonomous navigation purpose. ...
    • Lateral and Longitudinal Control System for the Automation of an Articulated Bus 

      Montes Franceschi, Héctor; Salinas, Carlota; Sarria, Javier; Armada, Manuel (2010-07-02)
      This paper presents several results regarding the lateral and longitudinal control systems that have been applied for the automation of an articulated bus, using a rolling wheeled box system with special design that moves ...
    • Lithium-Ion Battery End-of-Discharge Time Estimation and Prognosis based on Bayesian Algorithms and Outer Feedback Correction Loops: A Comparative Analysis 

      Tampier, Carlos; Perez, Aramis; Jaramillo, Francisco; Orchard, Marcos; Silva, Jorge; L. Quintero, Vanessa (A Comparative Analysis. In the Annual Conference of the Prognostics and Health Management Society 2015A Comparative Analysis. In the Annual Conference of the Prognostics and Health Management Society 2015, 2015-08-24)
      Battery energy systems are currently one of the most common power sources found in mobile electromechanical devices. In all these equipment, assuring the autonomy of the system requires to determine the battery state-of-charge ...
    • Lithium-ion battery pack arrays for lifespan enhancement 

      Perez, Aramis; L. Quintero, Vanessa; Rozas, Heraldo; Jimenez, Diego; Jaramillo, Francisco; Orchard, Marcos (2017 CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON)2017 CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), 12/21/2017)
      Depending on the application, power and energy requirements may differ significantly and, most likely, a single lithium-ion cell will not suffice. Battery packs offer cell interconnections that allow to obtain several ...
    • Localization estimation based on Extended Kalman filter using multiple sensors 

      Cáceres Hernández, Danilo; Dung Hoang, Van; Hyun Jo, Kang; Ha Le, My (11/10/2013)
      Abstract: This paper describes a method for localization estimation based on Extended Kalman filter using an omnidirectional camera and a laser rangefinder. Laser rangefinder information is used for predicting absolute ...
    • Lyapunov Based Stability Analysis for Metro Lines 

      Berbey Álvarez, Aranzazu; Galán, Ramón; Segundo, Pablo San; Sanz Bobi, Juan de Dios (2008-06-30)
      In this work a direct method to measure the stability of metro system lines with respect to a previously constructed time schedule is presented. For this purpose we first model saturation effects using a real time discrete ...