Now showing items 1-20 of 70

    • 3D motion estimation based on pitch and azimuth from respective camera and laser rangefinder sensing 

      Dung Hoang, Van; Cáceres Hernández, Danilo; Ha Le, My; Hyun Jo, Kang (2013-11-03)
      This paper proposes a new method to estimate the 3D motion of a vehicle based on car-like structured motion model using an omnidirectional camera and a laser rangefinder. In recent years, motion estimation using vision ...
    • Adding extra sensitivity to the SMART non‐linear actuator using sensor fusion 

      Montes Franceschi, Héctor; Caballero, Rony; Armada, Manuel (Industrial Robot: The International Journal Of Robotics Research And Application, 2004-03-01)
      The prospect of using humanoid robots in practical applications attracts an important research effort and the latest steps forward in robot technology show many remarkable achievements where design aspects, control systems ...
    • Alarm Tree Analysis Using Statistical Techniques 

      Aizpurúa, Omar; Álvarez, Humberto (2011)
      This work presents a systematic method for the generation and treatment of the alarms' graphs, being its final object to find the Alarm Root Cause of the Massive Alarms that are produced in the dispatching centers. Although ...
    • Almacenamiento de Energía Magnética por Superconducción 

      González, Guadalupe (2013)
      En este artículo presentamos una de las tecnologías de almacenamiento de energía actualmente utilizadas en sistemas de potencia, Almacenamiento de Energía por Superconducción. Primero, presentamos una pequeña reseña histórica ...
    • Análisis del Efecto de la Red de Distribución Eléctrica en un Sistema de Comunicación Sobre Una Línea de Potencia 

      Zambrano Nuñez, Maytee; Montiel, Jean (2013)
      El desarrollo de sistemas de comunicaciones que trabajan sobre un línea de energía requieren un estudio detallado de las características fisicas del canal de transmisión, debido a que estos sistemas estan plagados con ...
    • Aplicación Móvil para el Monitoreo de Personas con Discapacidad Visual 

      Tristán, Guelda de; Arcia, Agustín; Montes Franceschi, Héctor; Pérez, Rubén (2016-11-09)
      En este artículo se presenta el prototipo de una aplicación móvil denominada TEUBICA, que proporciona a las personas con discapacidad visual (PcDV) la capacidad de conocer el lugar donde se encuentra, brindándole un mejor ...
    • Applications of Petri Nets in electric power systems 

      Gonzalez, Guadalupe; Barazarte, Ronald; Gonzalez, Ruben; Escobar, Julio (Central America and Panama Convention (CONCAPAN XXXIV), 2014 IEEE, 2014-11-12)
      In this article Petri Nets are presented as a viable alternative to the modeling and analysis of electric power systems. First, the formalism of Petri Nets, its symbology and rules of use will be introduced. Additionally, ...
    • Camera and laser range finder fusion for real-time car detection 

      Cáceres Hernández, Danilo; Hyun Jo, Kang; Kurnianggoro, Laksono (2014-10-29)
      This paper describes a car detection method by combining data obtained from a laser and a camera. Data from the camera and the laser range finder (LRF) are combined after a calibration method has been performed. The ...
    • A Cognitive Way to Access the Frequency Spectrum 

      Maisonnat, Thibault; Poveda, Héctor (2013)
      Cognitive radio (CR) is an emergent technology in wireless communication. It aims at improve considerably spectrum use by allowing dynamic spectrum access (DSA). The DSA can be performed in different ways, e.g. interweave ...
    • Combination of RGB and Multispectral Imagery for Discrimination of Cabernet Sauvignon Grapevine Elements 

      Fernández, Roemi; Montes Franceschi, Héctor; Salinas, Carlota; Sarria, Javier; Armada, Manuel (2013-06-19)
      This paper proposes a sequential masking algorithm based on the K-means method that combines RGB and multispectral imagery for discrimination of Cabernet Sauvignon grapevine elements in unstructured natural environments, ...
    • Combining Edge and One-Point RANSAC Algorithm to Estimate Visual Odometry 

      Cáceres Hernández, Danilo; Dung Hoang, Van; Hyun Jo, Kang (2013-07-28)
      In recent years, classical structure from motion based SLAM has achieved significant results. Omnidirectional camera-based motion estimation has become interested researchers due to the lager field of view. This paper ...
    • Compressive Sensing for Inverse Scattering 

      Marengo, Edwin A.; Hernández, R. D.; Citron, Y. R.; Gruber, F. K.; Zambrano, M.; Lev-Ari, H. (2008)
      Compressive sensing is a new field in signal processing and applied mathematics. It allows one to simultaneously sample and compress signals which are known to have a sparse representation in a known basis or dictionary ...
    • Conflict Resolution in the Electricity Sector - The Experts Panel of Chile 

      Fischer, R.; Palma-Behnke, Rodrigo; Guevara Cedeño, Jessica (2009)
      One of the main challenges facing the electricity sector worldwide is the design of efficient markets. In particular, the mechanisms used to solve regulatory conflicts are a crucial element of a regulatory regime and a ...
    • Control de Motores de Inducción Monofásicos por el Método de Orientación de Campo 

      González, Guadalupe; Barazarte, Ronald Y. (2013)
      Este trabajo presenta la implementación de ambas técnicas de control por orientación del campo, directa e indirecta, en motores de inducción monofásicos. Primero, se discutirán las generalidades del método de orientación ...
    • Cramér-Rao Bound Study of Multiple Scattering Effects in Target Localization 

      Marengo, Edwin A.; Zambrano Nuñez, Maytee; Berestesky, Paul (2012)
      The target position information contained in scattering data is explored in the context of the scalar Helmholtz operator for the basic two-point scatterer system by means of the statistical estimation framework of the ...
    • Crosswalk detection based on laser scanning from moving vehicle 

      Cáceres Hernández, Danilo; Filonenko, Alexander; Seo, Dongwook; Hyun Jo, Kang (2015-07-22)
      The safety plays the most important role for both pedestrian and driver in autonomous, semi-autonomous or non-autonomous vehicle. To improve pedestrian safety, this paper presents a new type of laser feature extraction ...
    • Design of a Two-Level Boost Converter 

      Barazarte, Ronald Y.; González, Guadalupe (2013)
      The objective of this paper is to demonstrate the design of a two-level boost converter and its controller. First, the context of the importance of such a converter is stablished. Then, the operation of an ideal converter ...
    • Detecting Zero-Moment Point in Legged Robot 

      Montes Franceschi, Héctor; Manuel, Armada; Nabulsi, Samir (2014-07-01)
      The study of Zero-moment point (ZMP) in ROBOCLIMBER (quadruped walking and climbing robot) was realized and calculated in real time during statically postural and dynamically balanced gait. Force sensor with strain gages ...
    • Décomposition d’Images Fondée sur l’Analyse de la Régularité Locale: Application au Codage Hybride d’Image 

      Merchán, Fernando; Turcu, Flavius; Najim, Mohamed (2009)
      La représentation hybride d'image utilise conjointement la décomposition en ondelettes pour l'information structurée et la modélisation paramétrique pour les textures. Dans ce cadre, nous proposons un algorithme qui décompose ...
    • Efecto de la Temperatura de Deposición en los Parámetros Estructurales y de Transición Metal-Aislante, de Películas Delgadas de Dióxido de Vanadio (VO2) 

      Santamaría L., Mariano; Cruz de Gracia, Evgeni S.; Schelp, Luiz F.; de Almeida, Thiago Mori; Domínguez Della Pace, Rafael (2013)
      Se investigó el efecto de la temperatura de deposición en los parámetros estructurales y de transición de la fase metal–aislante en películas delgadas de VO2, producidas mediante la técnica de Erosión Iónica en ...