Exploració per autor "León Medina, Jersson Xavier"
Ara es mostren els items 1-13 de 13
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Application of manifold learning algorithms to improve the classification performance of an electronic nose
León Medina, Jersson Xavier; Anaya Vejar, Maribel; Pozo Montero, Francesc; Tibaduiza Burgos, Diego Alexander (Institute of Electrical and Electronics Engineers (IEEE), 2019)
Text en actes de congrés
Accés restringit per política de l'editorialThe problem of classification and the use of robust methodologies in electronic nose sensor arrays applications are still open. Among the several steps in the developed method- ologies, it is clear that feature extraction ... -
Attention-based deep recurrent neural network to forecast the temperature behavior of an electric arc furnace side-wall
Godoy Rojas, Diego F.; León Medina, Jersson Xavier; Rueda, Bernardo; Vargas, Whilmar; Romero, Juan; Pedraza, Cesar; Pozo Montero, Francesc; Tibaduiza Burgos, Diego Alexander (Multidisciplinary Digital Publishing Institute (MDPI), 2022-02-12)
Article
Accés obertStructural health monitoring (SHM) in an electric arc furnace is performed in several ways. It depends on the kind of element or variable to monitor. For instance, the lining of these furnaces is made of refractory materials ... -
Damage localization using pattern recognition techniques and statistical dissimilarity analysis
Rodríguez Lozada, Harold S.; Tibaduiza Burgos, Diego Alexander; Pozo Montero, Francesc; León Medina, Jersson Xavier (Destech, 2019)
Text en actes de congrés
Accés obertThe increasing expansion of standards and regulations aimed to guarantee the safe operation of different types of structures and materials ---which are extensively used in buildings, airplanes, transformers, machinery, ... -
Data classification methodology for electronic noses using uniform manifold approximation and projection and extreme learning machine
León Medina, Jersson Xavier; Parés Mariné, Núria; Anaya Vejar, Maribel; Tibaduiza Burgos, Diego Alexander; Pozo Montero, Francesc (Multidisciplinary Digital Publishing Institute (MDPI), 2021-12-22)
Article
Accés obertThe classification and use of robust methodologies in sensor array applications of electronic noses (ENs) remain an open problem. Among the several steps used in the developed methodologies, data preprocessing improves the ... -
Data-driven classification of the chemical composition of calcine in a ferronickel furnace oven using machine learning techniques
Velandia Cardenas, Diego Alexander; León Medina, Jersson Xavier; Lopez Pulgarin, Erwin Jose; Sofrony Esmeral, Jorge (Elsevier, 2023-06-01)
Article
Accés obertCalcines' chemical composition analysis is a key process in ferronickel smelting. These values allow for a clear understanding of the smelted product's expected quality, catering for any required chemical upgrading of the ... -
Ensemble of feature extraction methods to improve the structural damage classification in a wind turbine foundation
León Medina, Jersson Xavier; Parés Mariné, Núria; Anaya, Maribel; Tibaduiza Burgos, Diego Alexander; Pozo Montero, Francesc (Polish Academy of Sciences, 2022)
Text en actes de congrés
Accés restringit per política de l'editorialThe condition monitoring of offshore wind power plants is an important topic that remains open. This monitoring search to lower the maintenance cost of this plants. One of the main components of the wind power plant is the ... -
Imbalanced multi-class classification of structural damage in a wind turbine foundation
León Medina, Jersson Xavier; Parés Mariné, Núria; Anaya, Maribel; Tibaduiza Burgos, Diego Alexander; Pozo Montero, Francesc (Springer, 2022)
Text en actes de congrés
Accés restringit per política de l'editorialDamage diagnosis for offshore wind turbine foundations is a topic that remains open in the scientific community due to the importance of increasing safety and ensuring functionality. To deal with the challenge of online ... -
Kullback–Leibler importance estimation procedure to improve gas quantification in an electronic nose
Piracoca Gordillo, Daniel Alejandro; Cardenas Castellanos, Maria Camila; Torres Barrera, David Nicolás; Escobar Gomez, Jaime Alberto; Nieto Sanchez, Juan Felipe; León Medina, Jersson Xavier (2022-12-15)
Article
Accés obertAn electronic nose sensor array can classify and quantify different types of gases; however, the sensor can alter its measurement capability over time. The main problem presented during the measurements of the sensors is ... -
Manifold learning algorithms applied to structural damage classification
León Medina, Jersson Xavier; Anaya Vejar, Maribel; Tibaduiza Burgos, Diego Alexander; Pozo Montero, Francesc (2021-06-05)
Article
Accés obertA comparative study of four manifold learning algorithms was carried out to perform the dimensionality reduction process within a proposed methodology for damage classification in structural health monitoring (SHM). Isomap, ... -
Moving towards preventive maintenance in wind turbine structural control and health monitoring
León Medina, Jersson Xavier; Pozo Montero, Francesc (2023-03-15)
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New electronic tongue sensor array system for accurate liquor beverage classification
León Medina, Jersson Xavier; Anaya, Maribel; Tibaduiza Burgos, Diego Alexander (2023-07-01)
Article
Accés obertThe use of sensors in different applications to improve the monitoring of a process and its variables is required as it enables information to be obtained directly from the process by ensuring its quality. This is now ... -
Online structural damage classification methodology for offshore wind turbine foundations using data stream analysis
León Medina, Jersson Xavier; Parés Mariné, Núria; Pozo Montero, Francesc (University of Patras, 2023)
Text en actes de congrés
Accés obertStructural health monitoring (SHM) of wind turbines is crucial to improve maintenance and extend their lifespan. This study develops an online data analysis methodology using data stream analysis to classify damage in the ... -
Structural damage classification in a jacket-type wind-turbine foundation using principal component analysis and extreme gradient boosting
León Medina, Jersson Xavier; Anaya Vejar, Maribel; Parés Mariné, Núria; Tibaduiza Burgos, Diego Alexander; Pozo Montero, Francesc (Multidisciplinary Digital Publishing Institute (MDPI), 2021-04-13)
Article
Accés obertDamage classification is an important topic in the development of structural health monitoring systems. When applied to wind-turbine foundations, it provides information about the state of the structure, helps in maintenance, ...