Search Results - "Andujar, Jose M."

Olive-Fruit Variety Classification by Means of Image Processing and Convolutional Neural Networks by Ponce, Juan M., Aquino, Arturo, Andujar, Jose M.

“…The automation of classification and grading of horticultural products attending to different features comprises a major challenge in food industry. Thus,…”
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Automatic Counting and Individual Size and Mass Estimation of Olive-Fruits Through Computer Vision Techniques by Ponce, Juan Manuel, Aquino, Arturo, Millan, Borja, Andujar, Jose M.

“…Fruit grading is an essential post-harvest task in the olive industry, where size-and-mass based fruit classification is especially important when processing…”
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A Fully Integrated Open Solution for the Remote Operation of Pilot Plants by Sanchez-Herrera, Reyes, Mejias, Andres, Marquez, Marco A., Andujar, Jose M.

“…Nowadays remote access to systems in the instrumentation and measurement fields is both a reality and a challenge. There is a growing interest in replacing…”
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Temperature measurement in PV facilities on a per-panel scale by Martínez, Miguel A, Andújar, José M, Enrique, Juan M

“…This paper presents the design, construction and testing of an instrumentation system for temperature measurement in PV facilities on a per-panel scale (i.e.,…”
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Intelligent Control Approaches for Modeling and Control of Complex Systems by Andújar, José M., Irigoyen, Eloy, Becerra, Victor M.

“…Intelligent control refers to approaches to control system design, modeling, identification, and operation that use artificial intelligence techniques, such as…”
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Easy and Secure Handling of Sensors and Actuators as Cloud-Based Service by Sanchez-Herrera, Reyes, Marquez, Marco A., Andujar, Jose M.

“…The internet of things is rapidly becoming a fact of life. There remain, however, various challenges with respect to the concept of Industry 4.0 before this…”
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Iterative Fuzzy Modeling of Hydrogen Fuel Cells by the Extended Kalman Filter by Barragan, Antonio J., Enrique, Juan M., Segura, Francisca, Andujar, Jose M.

“…Hydrogen economy is one of the recently opened alternatives in the field of non-polluting energy. Hydrogen fuel cells show high performance, high reliability…”
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Controlled and Secure Access to Promote the Industrial Internet of Things by Marquez, Marco A., Herrera, Reyes S., Mejias, Andres, Esquembre, Francisco, Andujar, Jose M.

“…Internet of Things (IoT) aims at facilitating access to all devices that are connected to the internet, both wired and wireless. This scenario can initially…”
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Self-Tuning PLL: A New, Easy, Fast and Highly Efficient Phase-Locked Loop Algorithm by Sanchez-Herrera, Reyes, Andujar, Jose M., Marquez, Marco, Mejias, Andres, Gomez-Ruiz, Gabriel

“…A phase-locked loop or phase lock loop (PLL) is, essentially, a closed loop control system, where its output signal (regulated) maintains a direct (chosen)…”
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The association of self-determination with student engagement moderated by teacher scaffolding in a Project-Based Learning (PBL) case by Tirado-Morueta, Ramón, Ceada-Garrido, Yolanda, Barragán, Antonio J., Enrique, Juan M., Andujar, José M.

“…Few studies provide conceptual frameworks that help teachers make decisions about the scaffolding they will offer their students in project-based learning…”
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Factors explaining students' engagement and self-reported outcomes in a project-based learning case by Tirado-Morueta, Ramón, Ceada-Garrido, Yolanda, Barragán, Antonio J., Enrique, Juan M., Andujar, José M.

“…Project-based learning (PBL) has been a methodology traditionally associated with student engagement and good results. However, not all experiences are…”
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Design and Implementation of a Stable Control System based on Fuzzy Logic in order to optimize the performance of a Photovoltaic Generation System by Maissa Farhat, Óscar Barambones, José A. Ramos, Eladio Durán, José M. Andújar

“…This paper presents a new control scheme for a standalone photovoltaic (PV) system based on a fuzzy-logic (FLC). The proposed control system provides good…”
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Can any of the most used phase locked loop circuits be considered as the universal? by Sanchez-Herrera, Reyes, Gomez-Ruiz, Gabriel, Andujar, Jose M., Marquez, Marco, Mejias, Andres

“…This paper aims to highlight the drawbacks of the most common phase locked loop (PLL) circuits to operate as universal PLLs. The phase locked loop tracks the…”
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Optimum System for Diagnosing Power Quality in Electrical Microgrids by Gómez-Ruiz, Gabriel, Sánchez-Herrera, Reyes, Martin, Aránzazu D., Andújar, José M.

“…An electrical measurement network designed for analyzing power quality within microgrids is presented in this paper. It is very portable and easy to install…”
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A new and inexpensive pyranometer for the visible spectral range by Martínez, Miguel A, Andújar, José M, Enrique, Juan M

“…This paper presents the design, construction and testing of a new photodiode-based pyranometer for the visible spectral range (approx. 400 to 750 nm), whose…”
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Iterative Nonlinear Fuzzy Modeling of Lithium-Ion Batteries by Andújar, José M., Barragán, Antonio J., Vivas, Francisco J., Enrique, Juan M., Segura, Francisca

“…Electric vehicles (EVs), in their pure and hybrid variants, have become the main alternative to ensure the decarbonization of the current vehicle fleet. Due to…”
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Discovering the dynamic behavior of unknown systems using fuzzy logic by Javier Barragán, A., Enrique, Juan M., Calderón, Antonio J., Andújar, José M.

“…To know the dynamic behavior of a system it is convenient to have a good dynamic model of it. However, in many cases it is not possible either because of its…”
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Influence on indoor comfort due to the application of Covid-19 natural ventilation protocols for schools at subtropical climate during winter season by Melgar, Sergio Gómez, Cordero, Antonio Sánchez, Rodríguez, Marta Videras, Márquez, José M Andújar

“…Thermal comfort and energy performance of our buildings has been seriously improved during the last decades with the introduction of better envelope…”
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Nutritional status assessment of olive crops by means of the analysis and modelling of multispectral images taken with UAVs by Noguera, Miguel, Aquino, Arturo, Ponce, Juan M., Cordeiro, António, Silvestre, José, Arias-Calderón, Rocío, Marcelo, Maria da Encarnação, Jordão, Pedro, Andújar, José M.

“…This research was aimed at developing an efficient method for Nitrogen, Phosphorus, and Potassium (NPK) foliar content retrieval in olive trees by means of the…”
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Diseño e Implementación de un Sistema de Control estable basado en Lógica Borrosa para optimizar el rendimiento de un sistema de Generación Fotovoltaico by Farhat, Maissa, Barambones, Oscar, Ramos, Jose A., Duran, Eladio, Andujar, Jose M.

“…En este trabajo se presenta un nuevo esquema de control para un sistema fotovoltaico aislado (PV) utilizando un controlador de lógica borrosa (FLC). El sistema…”
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