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A comparative example between the use of PCA and MDS for image classification
Conference ObjectAbstract: In this paper, a practical comparison is performed between the use of the principal component analysPalabras claves:Autores:Camejo I.M., González-Posada V., Gonzalez-Posadas V., Ivanov M.V., José Luís Jimenéz-Martín, Kolendovska M., Mendez A., Omar Cristobal Flor, Omar Flor-Unda, Rodriguez-Quinonez J.C., Sergyienko O., Wilmar HernandezFuentes:scopusA method of image classification by using multidimensional scaling
Conference ObjectAbstract: In this paper, a method for image classification based on multidimensional scaling (MDS) is presentePalabras claves:Autores:Balleteros F., Camejo I.M., González-Posada V., Gonzalez-Posadas V., Ivanov M.V., José Luís Jimenéz-Martín, Mendez A., Pablo Alejandro Quezada-Sarmiento, Ruiz-Pico A.A., Tyrsa V.V., Wilmar HernandezFuentes:scopusA method to classify digital images by means of statistics of a wavelet decomposition
Conference ObjectAbstract: There is a wide variety of methods for the analysis of textures and the extraction of image charactePalabras claves:Autores:Balleteros F., González-Posada V., Gonzalez-Posadas V., Héctor F. Chinchero, José Luís Jimenéz-Martín, Mendez A., Patricia Acosta-Vargas, Rasa Zalakeviciute, Wilmar HernandezFuentes:scopusTwelve-year analysis of no2 concentration measurements at belisario station (Quito, ecuador) using statistical inference techniques
ArticleAbstract: In this paper, a robust analysis of nitrogen dioxide (NO2) concentration measurements taken at BelisPalabras claves:Bootstrap confidence interval, Classic analysis, Classic confidence interval, Classification and categorization of NO2 concentration measurements, Nonparametric analysis, Nonparametric confidence interval, Robust analysis, Robust confidence interval, statistical inferenceAutores:Mendez A., Wilmar HernandezFuentes:googlescopusCurrent-to-Frequency Converter Based Photometer Circuit
ArticleAbstract: In this article, the design of a photometer circuit based on a current-to-frequency converter is prePalabras claves:Current-to-frequency converter (CFC), current-to-voltage converter (CVC), photometer circuit, relative proximity coefficient, transimpedance amplifierAutores:F. Jose Arques-Orobon, Gonzalez-Posadas V., José Luís Jimenéz-Martín, Mendez A., Wilmar HernandezFuentes:scopusConstruction of a robotic platform of differential type for first-year students of electronic engineering
Conference ObjectAbstract: This paper presents, in a descriptive and didactic way, the construction of a robotic platform, detaPalabras claves:Mobile robot construction, robotic arm, Robotic platformAutores:Mendez A., Omar Cristobal Flor, Omar Cristobal Flor Unda, Oscar Vargas, Sergyienko O., Tyrsa V.V., Wilmar HernandezFuentes:scopusAnalysis of the Information Obtained from PM2.5Concentration Measurements in an Urban Park
ArticleAbstract: In this article, parametric and nonparametric statistical inference analysis of a set the measuremenPalabras claves:Descriptive analysis, Friedman's test, goodness of fit, Hypothesis Testing, Kendall's Tau correlation coefficient, PM concentration 2.5, PM2.5concentration, Spearman's Rho correlation coefficientAutores:ALFREDO MENDEZ, Ángela María Díaz-Márquez, DIAZ MARQUEZ ANGELA MARIA, Mendez A., Rasa Zalakeviciute, Wilmar Hernandez, WILMAR WILMAR HERNANDEZ PERDOMO, ZALAKEVICIUTE RASAFuentes:googlescopusModeling of a robust confidence band for the power curve of a wind turbine
ArticleAbstract: Having an accurate model of the power curve of a wind turbine allows us to better monitor its operatPalabras claves:Power curve, Power-curve confidence band, SCADA systemAutores:Balleteros F., Jorge Maldonado, Mendez A., W. Hernández Perdomo, Wilmar HernandezFuentes:googleorcidrraaescopusImage compression based on periodic principal components
Conference ObjectAbstract: In the present paper, the almost periodicity of the first principal components is studied, with thePalabras claves:Autores:Camejo I.M., Jose Rigoberto Munoz Cagua, Luis Alberto Jumbo-Flores, Mendez A., Mercorelli P., Pablo Alejandro Quezada-Sarmiento, Patricia Acosta-Vargas, Tyrsa V.V., Willam Bladimir Cevallos, Wilmar HernandezFuentes:scopusImage noise cancellation by taking advantage of the principal component analysis technique
Conference ObjectAbstract: In this paper, some advantages of the principal component analysis (PCA) technique have been used toPalabras claves:image filtering, image reconstruction, principal components analysisAutores:Balleteros F., Mendez A., Wilmar HernandezFuentes:googlescopus