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Listar por Patrocinador "Departamento Administrativo de Ciencia, Tecnología e Innovación, Colombia"

Mostrando ítems 1-20 de 110

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A biased-randomized iterated local search for the vehicle routing problem with optional backhauls

Londoño, Julio C.; Tordecilla, Rafael D.; do C. Martins, Leandro; Juan, Angel A. (Springer-Verlag, 2021-07)

[EN] The vehicle routing problem with backhauls integrates decisions on product delivery with decisions on the collection of returnable items. In this paper, we analyze a scenario in which collection of items is optional-but ...
A Code Division Design Strategy for Multiplexing Fiber Bragg Grating Sensing Networks

Triana-Infante, Cristian Andres; Pastor Abellán, Daniel; Varón, Margarita (MDPI AG, 2017)
A High Fundamental Frequency (HFF)-based QCM Immunosensor for Tuberculosis Detection

Montoya Baides, Ángel; March Iborra, Mª Del Carmen; Montagut Ferizzola, Yeison Javier; Moreno Tamarit, Mª José; Manclus Ciscar, Juan José; Arnau Vives, Antonio; Jiménez Jiménez, Yolanda; Jaramillo, Marisol; Marin, Paula A.; Torres-Villa, Róbinson Alberto (Bentham Science Publishers, 2017)

Tuberculosis, one of the oldest diseases affecting human beings, is still considered as a world public health problem by the World Health Organization. Therefore, there is a need for new and more powerful analytical methods ...
A Robot-Soccer-Coordination Inspired Control Architecture Applied to Islanded Microgrids

Díaz Aldana, Nelson Leonardo; Guarnizo Marín, José Guillermo; Mellado Arteche, Martín; Vasquez, Juan C.; Guerrero, Josep M. (Institute of Electrical and Electronics Engineers (IEEE), 2016)

Nowadays islanded microgrids present a high interest due to the increasing penetration of renewable energy resources, especially in remote areas, or for improving the local energy reliability. A microgrid can operate in ...
A Saliency-Based Sparse Representation Method for Point Cloud Simplification

Leal, Esmeide; Sanchez-Torres, German; Branch-Bedoya, John W.; Abad Cerdá, Francisco José; Leal, Nallig (MDPI AG, 2021-07)

[EN] High-resolution 3D scanning devices produce high-density point clouds, which require a large capacity of storage and time-consuming processing algorithms. In order to reduce both needs, it is common to apply surface ...
A study of some fundamental physicochemical variables on the morphology of mesoporous silica nanoparticles MCM-41 type

Beltrán-Osuna, A.A.; Gómez Ribelles, José Luís; Perilla-Perilla, Jairo Ernesto (Springer-Verlag, 2017)

[EN] All variables affecting the morphology of mesoporous silica nanoparticles (MSN) should be carefully analyzed in order to truly tailored design their mesoporous structure according to their final use. Although complete ...
A system to monitor and model the thermal isolation of coating compounds applied to closed spaces

Florez Montes, Frank; Fernández de Córdoba, Pedro; Higón Calvet, José Luís; Conejero, J. Alberto; Poza-Lujan, Jose-Luis (National Library of Serbia, 2020)

[EN] Smart control systems and new technologies are necessary to reduce the energy consumption in buildings while achieving thermal comfort. In this work, we monitor the thermal evolution inside a scale reduced closed space ...
A theoretical study on NHC-catalysed enantioselective cycloaddition of ketenes and 3-aroylcoumarins: mechanism and enantioselectivity

Zaragoza, Ramón J.; Aurell, Maria J.; González-Cardenete, Miguel A (The Royal Society of Chemistry, 2018)

[EN] The NHC-catalysed enantioselective cycloaddition of ketenes to 3-aroylcoumarins to yield dihydrocoumarin-fused dihydropyranones has been investigated using DFT methods at the B3LYP/6-31G* and MPWB1K/6-311G** computational ...
An approach to regionalise the life cycle inventories of Spanish agriculture: Monitoring the environmental impacts of orange and tomato crops

Sinisterra-Solis, Nelson Kevin; Sanjuán Pellicer, María Nieves; Ribal, Javier; Estruch-Guitart, Vicente; Clemente Polo, Gabriela (Elsevier, 2023-01-15)

[EN] Agricultural life cycle assessment (LCA) at the sub-national regional level may be a valuable input for the decision-makers. Obtaining representative and sufficient data to develop life cycle inventories (LCIs) at ...
Análisis de sentimientos a nivel de aspecto usando ontologías y aprendizaje automático

Carlos Henríquez; Pla Santamaría, Ferran; Hurtado Oliver, Lluis Felip; Jaime Guzmán (Sociedad Española para el Procesamiento del Lenguaje Natural, 2017)

[EN] In this paper, we present an aspect-based sentiment analysis system that allows to automatically extract the characteristics of an opinion and to determine their associated polarity. The proposed system is based on a ...
Análisis dinámico del confort en edificios con estrategias de control adaptativo en modos deslizantes

Florez Montes, Frank (Universitat Politècnica de València, 2020-11-02)

[ES] En esta tesis de doctorado se utiliza el modelado matemático de zonas térmicas para evaluar la capacidad del control en modos deslizantes, para regular la temperatura interna de un caso de estudio. Se utiliza la técnica ...
Antifouling zwitterionic pSBMA-MSN particles for biomedical applications

Beltrán-Osuna, A.A.; Ródenas Rochina, Joaquín; Gómez Ribelles, José Luís; Perilla-Perilla, Jairo Ernesto (John Wiley & Sons, 2019-03)

[EN] Mesoporous silica nanoparticles (MSNs) are one of the most promising nanocarriers in biomedicine. Nonetheless, surface modification has been pointed out as a condition necessary for drug delivery applications, where ...
Aplicación de la teoría de robots manipuladores a la biomecánica del brazo humano

Rodríguez, Carlos F.; Botero, Juan C.; Quintero, Hugo (Universitat Politècnica de València, 2007-11-07)

[ES] Este artículo presenta la aplicación de un conjunto de técnicas propias de la teoría de los robots manipuladores al estudio del movimiento del brazo humano. Para ello el brazo humano se modela como un robot manipulador ...
Applying Screw Theory to Design the Turmell-Bot: A Cable-Driven, Reconfigurable Ankle Rehabilitation Parallel Robot

Vargas-Riaño, Julio; Agudelo-Varela, Óscar; Valera Fernández, Ángel (MDPI AG, 2023-12)

[EN] The ankle is a complex joint with a high injury incidence. Rehabilitation Robotics applied to the ankle is a very active research field. We present the kinematics and statics of a cable-driven reconfigurable ankle ...
Architecting centralized coordination of soccer robots based on principle solution

Guarnizo Marín, José Guillermo; Mellado Arteche, Martín; Low, Cheng Yee; Blanes Noguera, Francisco (Taylor and Francis, 2015-04)

Coordination strategy is a relevant topic in multi-robot systems, and robot soccer offers a suitable domain to conduct research in multi-robot coordination. Team strategy collects and uses environmental information to ...
Argumentation-based hybrid recommender system for recommending learning objects

Rodríguez, Paula; Heras Barberá, Stella María; Palanca Cámara, Javier; Duque, Néstor; Julian Inglada, Vicente Javier (Springer, 2016-04-17)

Recommender Systems aim to provide users with search results close to their needs, making predictions of their preferences. In virtual learning environments, Educational Recommender Systems deliver learning objects ...
Arquitectura Basada en Roles Aplicada en Equipos de Fútbol de Robots con Control Centralizado

Guarnizo Marín, José Guillermo; Mellado Arteche, Martín (Elsevier España, 2016)

[EN] Borrar Robot soccer offers an adequate domain in order to design and validate architectures for robot-coordination. One classification refers to centralized architectures, which correspond to robot soccer environments ...
Aspectos sobre la Variabilidad Temporal y Dispersión en Frecuencia del Canal Radio para Comunicaciones Vehiculares

Fernández González, Herman Antonio; Balaguer Andrés, David; Part-Escriva, MC; Reig, Juan; Rubio Arjona, Lorenzo (Universidad Carlos III de Madrid, 2011-09-06)

[EN] Channel variations over time and the multipath propagation cause that the received signal suffers both time and frequency-selectivity. In vehicular communications, the movement of both the transmitter and receiver ...
Assessing the risk of vehicle instability due to flooding

Bocanegra, Ricardo A.; Francés, F. (Wiley, 2021-12)

[EN] Flooding can destabilize vehicles which might, in turn, exacerbate the negative effects of floods when vehicles are swept away by flows, and lead to economic loss and fatalities. In order to suitably manage floods, ...
Atributos Relevantes para el Diagnóstico Automático de Eventos de Tensión en Redes de Distribución de Energía Eléctrica

Barrera Núñez, Víctor; Velandia, Ronald; Hernández, Fredy; Meléndez, Joaquim; Vargas, Hermann (Universitat Politècnica de València, 2013-01-13)

[ES] En este trabajo se aborda el diagnóstico de eventos o perturbaciones de tensión registradas en subestaciones de distribución. La aparición de dichos eventos se debe a causas diversas que van desde faltas en la red, ...