Exploració per autor "Mujica Delgado, Luis Eduardo"
Ara es mostren els items 120-139 de 154
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Feature selection - Extraction methods based on PCA and mutual information to improve damage detection problem in offshore wind turbines
Zugasti, Ekhi; Mujica Delgado, Luis Eduardo; Anduaga, Javier; Martinez, Fernando (2013)
Comunicació de congrés
Accés obert -
Features of cross-correlation analysis in a data-driven approach for structural damage assessment
Camacho Navarro, Jhonatan; Ruiz Ordóñez, Magda; Villamizar Mejía, Rodolfo; Mujica Delgado, Luis Eduardo; Quiroga, Jabid (Multidisciplinary Digital Publishing Institute (MDPI), 2018-05-15)
Article
Accés obertThis work discusses the advantage of using cross-correlation analysis in a data-driven approach based on principal component analysis (PCA) and piezodiagnostics to obtain successful diagnosis of events in structural ... -
Flow estimation in a steel pipe using guided waves
Quiroga, John; Quiroga, Jabid; Mujica Delgado, Luis Eduardo; Villamizar Mejía, Rodolfo; Ruiz Ordóñez, Magda (2016-09-30)
Article
Accés obertIn this investigation, a flow rate estimation guided wave based scheme in pipes is proposed. The effect of the fluid over the propagation of longitudinal waves has been experimentally studied by using several laminar ... -
Guided ultrasonic wave for monitoring stress levels in pipelines
Quiroga, Jabid; Villamizar Mejía, Rodolfo; Mujica Delgado, Luis Eduardo; Quiroga, John; Ruiz Ordóñez, Magda (2015)
Text en actes de congrés
Accés obert -
Impact of COVID-19 on the teaching and learning of a graphic engineering course
Baltà Salvador, Rosó; Olmedo Torre, Noelia; Mujica Delgado, Luis Eduardo; Peña Carrera, Marta (2022-02-28)
Article
Accés restringit per política de l'editorialThe current situation derived from the COVID-19 crisis is generating unprecedented challenges throughout the educational community, although higher education institutions have demonstrated their ability to adapt very quickly ... -
Impact of the pandemic on the teaching and research staff at a technological university in Spain: deepening the gender gap
Peña Carrera, Marta; Olmedo Torre, Noelia; Alcaraz Sendra, Olga; Chávez Domínguez, Juan Antonio; López López, José; Mujica Delgado, Luis Eduardo (2022-05-25)
Article
Accés obertThe alteration of the educational model caused by the COVID-19 pandemic has not affected all university faculty equally. This work explores the academic, digital and gender inequalities caused by the pandemic on the teaching ... -
Impacto del Covid-19 en la enseñanza de Expressió Gràfica
Olmedo Torre, Noelia; Baltà Salvador, Rosó; Peña Carrera, Marta; Mujica Delgado, Luis Eduardo (OmniaScience, 2022-02-01)
Comunicació de congrés
Accés obertLa situación actual derivada de la crisis del COVID-19 está generando desafíos sin precedentes en toda la comunidad educativa, aunque las instituciones de educación superior han demostrado su capacidad para adaptarse muy ... -
In-line inspection of pipelines by using a smart Pig (ITION) and multivariate statistical analysis
Ruiz Ordóñez, Magda; Mujica Delgado, Luis Eduardo; Quintero, Mario; Quintero, S.; Florez, J. (2015)
Text en actes de congrés
Accés obert -
Leak detection and localization on hydrocarbon transportation lines by combining real-time transient model and multivariate statistical analysis
Mujica Delgado, Luis Eduardo; Ruiz Ordóñez, Magda; MEJÍA, JUAN MANUEL (2015)
Text en actes de congrés
Accés obert -
Magnetic flux leakage and principal component analysis for metal loss approximation in a pipeline
Ruiz Ordóñez, Magda; Mujica Delgado, Luis Eduardo; Quintero, Mario; Florez, J.; Quintero, S. (2015)
Text en actes de congrés
Accés obert -
Multidimensional big data processing for damage detection in real pipelines using a smart pig tool
Ruiz Ordóñez, Magda; Mujica Delgado, Luis Eduardo; Alférez Baquero, Edwin Santiago; Quintero, Mario; Villamizar Mejía, Rodolfo (2016)
Text en actes de congrés
Accés obertThe history of the hydrocarbons business in Colombia dates back to the early twentieth century where mining and energy sector has been one of the principal pillars for the its development. Thus, the pipelines currently in ... -
Multidimensional data statistical processing of magnetic flow leakage signals from a Colombian gas pipeline
Mujica Delgado, Luis Eduardo; Ruiz Ordóñez, Magda; Villamizar Mejía, Rodolfo (2020-12-15)
Article
Accés obertThe hydrocarbon industry in Colombia is one of the principal pillars for the Colombian economy, representing around 5% of its gross domestic product. Since petroleum reserves have decreased, gas becomes one main alternative ... -
Multiway partial least square (MPLS) to estimate impact localization in structures
Mujica Delgado, Luis Eduardo; Ruiz, Magda; Berjaga, Xavier; Rodellar Benedé, José (2009)
Text en actes de congrés
Accés obertThis paper presents results from the application of Multiway Partial Least Square (MPLS) as a regressor tool in order to estimate the localization of impacts in an aircraft structure. MPLS is a technique that maximizes ... -
Multiway principal component analysis contributions for structural damage localization
Ruiz Ordóñez, Magda; Mujica Delgado, Luis Eduardo; Sierra Pérez, Julian; Pozo Montero, Francesc; Rodellar Benedé, José (2017-11-14)
Article
Accés obertIn this article, a novel methodology for damage localization is introduced. The approach is based on a multiactuator system. This means that the system itself has the ability of both exciting the specimen and measuring its ... -
Non-destructive testing for assessing structures by using soft-computing
Mujica Delgado, Luis Eduardo; Vehí Casellas, José; Rodellar Benedé, José (Springer Verlag LNCS 501, 2006-09-13)
Capítol de llibre
Accés restringit per política de l'editorial -
PCA based stress monitoring of cylindrical specimens using PZTs and guidedwaves
Quiroga Méndez, Jabid; Mujica Delgado, Luis Eduardo; Villamizar Mejía, Rodolfo; Ruiz Ordóñez, Magda; Camacho Navarro, Jhonatan (Multidisciplinary Digital Publishing Institute (MDPI), 2017-12)
Article
Accés obertSince mechanical stress in structures affects issues such as strength, expected operational life and dimensional stability, a continuous stress monitoring scheme is necessary for a complete integrity assessment. Consequently, ... -
Pipe leaks classification by using a data-driven approach based on features from cross-correlated piezo-vibration signals
Camacho-Navarro, Jhonatan; Ruiz Ordóñez, Magda; Perez-Gamboa, Oscar; Villamizar Mejía, Rodolfo; Mujica Delgado, Luis Eduardo (2015)
Text en actes de congrés
Accés obert -
Pipe leaks detection under varying environmental conditions by using a data driven approach
Camacho-Navarro, Jhonatan; Ruiz Ordóñez, Magda; Mujica Delgado, Luis Eduardo; Perez-Gamboa, Oscar; Villamizar Mejía, Rodolfo (2015)
Text en actes de congrés
Accés obert -
Prácticas de estadística utilizando R : aplicaciones en problemas de ingeniería
Mujica Delgado, Luis Eduardo; Ruiz Ordóñez, Magda (Iniciativa Digital Politècnica. Oficina de Publicacions Acadèmiques Digitals de la UPC, 2021-10)
Llibre
Accés restringit a la comunitat UPCLos datos, la información que está a nuestro alrededor debe ser procesada y analizada. Este libro contiene los conceptos de estadística básica que, en nuestra opinión, son vitales en la formación de cualquier profesional. ... -
Predictors of failure with high-flow nasal oxygen therapy in COVID-19 patients with acute respiratory failure: a multicenter observational study
Mellado Artigas, Ricard; Mujica Delgado, Luis Eduardo; Ruiz Ordóñez, Magda; Leonel Ferreyro, Bruno; Angriman, Federico; Arruti, Egoitz; Torres, Antoni; Barbeta, Enric; Villar, Jesús; Ferrando, Carlos (2021-03-05)
Article
Accés obertPurpose: We aimed to describe the use of high-flow nasal oxygen (HFNO) in patients with COVID-19 acute respiratory failure and factors associated with a shift to invasive mechanical ventilation. Methods: This is a ...