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Fault Classification in a Reciprocating Compressor and a Centrifugal Pump Using Non-Linear Entropy Features
ArticleAbstract: This paper describes a comparison of three types of feature sets. The feature sets were intended toPalabras claves:approximate entropy, fault classification, Non-linear systems, phase space reconstruction, random forest, SUPPORT VECTOR MACHINESAutores:Diego Cabrera Mendieta, Diego R. Cabrera, Estupinan E., Mariela Cerrada Lozada, René-Vinicio Sánchez Loja, Ruben Medina Molina, Yang S.Fuentes:googlescopusEvaluation of techniques for the detection of the left ventricular cavity in X-ray images of cardiac angiography
ArticleAbstract: In this work, the performance of three (3) techniques designed for left ventricular cavity detectionPalabras claves:Clustering Techniques, Deformable models, edge detection, Functional relations, linear programmingAutores:Bravo A.J., Chacón J.G., Contreras-Velásquez J.C., Graterol-Rivas M., Joselyn Zula, Rianõ-Wilches D., Rojas-Quintero J., Ruben Medina Molina, Valmore Bermúdez, Vera M., Wilches-Duran S.Fuentes:googlescopusEvidence combination approach to reconstruction of the left ventricle from two angiographic views
Conference ObjectAbstract: This paper reports a left ventricle three-dimensional reconstruction method from two orthogonal angiPalabras claves:Autores:Coatrieux J.L., Garreau M., Lebreton H., Ruben Medina MolinaFuentes:scopusGear and bearing fault classification under different load and speed by using Poincaré plot features and SVM
ArticleAbstract: This paper describes two algorithms for feature extraction from the Poincaré plot which is constructPalabras claves:bearing fault diagnosis, Gearbox fault diagnosis, Poincaré plot, Rotating machinery, Support Vector Machine, Vibration signalsAutores:Diego Cabrera Mendieta, Diego R. Cabrera, Jean Carlo Macancela Poveda, Mariela Cerrada Lozada, Pablo M. Lucero, René-Vinicio Sánchez Loja, Ruben Medina MolinaFuentes:googlescopusGearbox Broken Tooth Severity Classification using EMD of Acoustic Emission Signals
Conference ObjectAbstract: Fault severity classification is a critical task necessary for optimal predictive maintenance to redPalabras claves:Acoustic Emission, Broken tooth severity, empirical mode decomposition, gearbox, linear discriminant analysis, random forestAutores:Diego Cabrera Mendieta, Diego R. Cabrera, Luis Renato Ortega, Mariela Cerrada Lozada, René-Vinicio Sánchez Loja, Ruben Medina MolinaFuentes:googlescopusGearbox fault classification using dictionary sparse based representations of vibration signals
Conference ObjectAbstract: Fault detection in rotating machinery is important for optimizing maintenance chores and avoiding sePalabras claves:Dictionary Learning, Feature Extraction, gearbox fault, sparse representation, Vibration signalAutores:Alvarez X., Diana Jadan-Avilés, Jean Carlo Macancela Poveda, Mariela Cerrada Lozada, René-Vinicio Sánchez Loja, Ruben Medina MolinaFuentes:scopusGeometric calibration of digital angiography equipment
Conference ObjectAbstract: Digital X-ray angiography is a medical imaging modality that enables acquisition of high quality imaPalabras claves:Extrinsic parameters, Geometric calibration, Image distortion, Intrinsic parametersAutores:Garreau M., Ramírez J., Ruben Medina MolinaFuentes:scopusEstimation of the deformation field for the left ventricle walls in 4-D multislice computerized tomography
Conference ObjectAbstract: This paper describes a method for estimating the deformation field of the Left Ventricle (LV) wallsPalabras claves:Autores:Bravo A.J., Garreau M., Passariello G., Ruben Medina MolinaFuentes:scopusDeep Learning-Based Gear Pitting Severity Assessment Using Acoustic Emission, Vibration and Currents Signals
Conference ObjectAbstract: A method for gearbox pitting faults severity classification using Deep Learning techniques is reportPalabras claves:Acoustic Emission, deep learning, Faults detection, gearbox, Long short term memory networksAutores:Diego R. Cabrera, Jose Valante De Oliveira, Li C., Mariela Cerrada Lozada, René-Vinicio Sánchez Loja, Ruben Medina MolinaFuentes:scopusDeformable parametric model for left ventricle wall motion simulation
Conference ObjectAbstract: In this paper, 3-D left ventricle (LV) shapes extracted from the visual human database (VHD) are aniPalabras claves:Animation, Free-Form Deformation, Left ventricle, Radial contraction index, Torsion index, Visual Human DatabaseAutores:Bravo A.J., Garreau M., Passariello G., Ruben Medina MolinaFuentes:scopus