Resultados de búsqueda - sample frequency analysis

Frequency–Time Domain Analysis Based on Electrochemical Noise of Dual-Phase (DP) and Ferrite–Bainite (FB) Steels in Chloride Solutions for Automotive Applications por Almeraya Calderón, Facundo, Montoya Rangel, Marvin, Nieves Mendoza, Demetrio, Jáquez Muñoz, Jesús Manuel, Baltazar Zamora, Miguel Ángel, Landa Ruiz, Laura, Lara Banda, María del Refugio, Maldonado Bandala, Erick, Estupiñan López, Francisco Humberto, Gaona Tiburcio, Citlalli

“…At room temperature, the steels were immersed in NaCl, CaCl2, and MgCl2 solutions and were studied by frequency–time domain analysis using wavelet decomposition, Hilbert–Huang analysis, and recurrence plots (RPs) related to the corrosion process and noise impedance (Zn). …”
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Electrochemical Noise Analysis: An Approach to the Effectivity of Each Method in Different Materials por Jáquez Muñoz, Jesús Manuel, Gaona Tiburcio, Citlalli, Méndez Ramírez, Ce Tochtli, Martínez Ramos, Cynthia, Baltazar Zamora, Miguel Ángel, Santiago Hurtado, Griselda, Estupiñan López, Francisco Humberto, Landa Ruiz, Laura, Nieves Mendoza, Demetrio, Almeraya Calderón, Facundo

“…The objective of this research is to characterize by EN technique different aeronautical alloys (Al, Ti, steels, and superalloys) using different analysis methods such as time domain (visual analysis, statistical), frequency domain (power spectral density (PSD)), and frequency–time domain (wavelet decomposition, Hilbert Huang analysis, and recurrence plots (RP)) related to the corrosion process. …”
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Viabilidad del método MUSIC para su aplicación en relevadores de protección de alta velocidad. por Becerra Olguín, Miguel Ángel, Corral Perales, Luis Enrique, Trujillo Guajardo, Luis Alonso, Cantú Gutiérrez, Paz Vicente

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Replication of Integrative Data Analysis for Adipose Tissue Dysfunction, Low-Grade Inflammation, Postprandial Responses and OMICs Signatures in Symptom-Free Adults por Gallegos Cabriales, Esther Carlota, Rodríguez Ayala, Ernesto, Laviada Molina, Hugo A., Nava González, Edna Judith, Salinas Osornio, Rocío A., Orozco, Lorena, Leal Berumen, Irene, Castillo Pineda, Juan Carlos, González López, Laura, Escudero Lourdes, Claudia, Cornejo Barrera, Judith, Escalante Araiza, Fabiola, Huerta Ávila, Eira E., Buenfil Rello, Fatima A., Peschard, Vanessa Giselle, Silva, Eliud, Veloz Garza, Rosa A., Martínez Hernández, Angélica, Barajas Olmos, Francisco M., Molina Segui, Fernanda, Gonzalez Ramirez, Lucia, Arjona Villicaña, Ruy D., Hernandez Escalante, Victor M., Gaytan Saucedo, Janeth F., Vaquera, Zoila, Acebo Martinez, Mónica Lucía, Murillo Ramirez, Areli, Diaz Tena, Sara P., Figueroa Nuñez, Benigno, Valencia Rendón, Melesio E., Garzon Zamora, Rafael, Viveros Paredes, Juan Manuel, Valdovinos Chávez, Salvador B., Comuzzie, Anthony G., Haack, Karin, Thorsell, Ashley A., Han, Xianlin, Cole, Shelley A., Bastarrachea, Raúl A.

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Electrochemical Noise Analysis Using Experimental Chaos Theory, Power Spectral Density and Hilbert–Huang Transform in Anodized Aluminum Alloys in Tartaric–Phosphoric–Sulfuric Acid... por Martínez Ramos, Cynthia, Olguín Coca, Javier, López León, Luis Daimir, Gaona Tiburcio, Citlalli, Lara Banda, María del Refugio, Maldonado Bandala, Erick, Castañeda Robles, Ivan, Jáquez Muñoz, Jesús Manuel, Cabral Miramontes, José Ángel, Nieves Mendoza, Demetrio, Almeraya Calderón, Facundo

“…In the EN, three methods of data analysis were used: the time domain analysis (chaos analysis: application of Lyapunov exponent and dimension correlation), the frequency domain analysis (power spectral density, PSD), and the time–frequency domains analysis (Hilbert–Huang transform, HHT). …”
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Análisis de armónicas dinámicas con filtros de respuesta impulsional finita diseñados con O-splines por De la O Serna, José Antonio

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The phenotype, psychotype and genotype of bruxism por Cruz Fierro, Norma, Martínez Fierro, Margarita de la Luz, Cerda Flores, Ricardo Martín, Gómez Govea, Mayra Alejandra, Delgado Enciso, Iván, Martínez de Villarreal, Laura Elia, González Ramírez, Mónica Teresa, Rodríguez Sánchez, Irám Pablo

“…Genotypic homogeneity analysis revealed no significant differences in allele frequency (P=0.612) among the four groups. …”
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Factores determinantes del capital humano en el sector público de Tamaulipas por Bernal González, Idolina, Pedraza-Melo, Norma Angélica, Castillo-Hernández, Lázaro

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Clustering of Rainfall Stations in RH-24 Mexico Region Using the Hurst Exponent in Semivariograms por Benavides Bravo, Francisco Gerardo, Almaguer Martínez, Francisco Javier, Soto Villalobos, Roberto, Tercero Gómez, Víctor, Morales Castillo, Javier

“…Using the semivariograms, the Hurst exponent was obtained and used as an input to perform a cluster analysis of rainfall stations. Groups of homogeneous samples that might be useful in a regional frequency analysis were obtained through the process.…”
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Escala de estrategias docentes para aprendizajes significativo: diseño y evaluación de sus propiedades psicométricas = Teaching strategies scale for meaningful learnings: design an... por Méndez Hinojosa, Luz Marina, González Ramírez, Mónica Teresa

“…Product analysis 3 items were removed; the exploratory factor analysis shows the unifactor structure of each subscale and the proper saturation of items; and Cronbach's Alpha values reflect adequate reliability.…”
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La leucemia linfocítica crónica no es la única causa de linfocitosis persistente por Gómez Guijosa, Miguel Ángel, Tarín Arzaga, Luz del Carmen, Cantú Rodríguez, Olga Graciela, Gutiérrez Aguirre, César Homero, Méndez Ramírez, Nereida, Gómez Almaguer, David

“…Advances in flow cytometry analysis have dramatically improved the ability to detect aberrant lymphocyte populations in peripheral blood samples and help to a better selection of the treatment options.…”
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Acondicionamiento físico en escolares de 9 a 11 años de edad: diferencias por género por Gallegos-Sánchez, Jesús José, Villarreal-Angeles, Mario Alberto, Rodríguez-Vela, Brenda Rocío, Tapia-Martínez, José René, Castañeda-Lechuga, Carlos Humberto, Galván-Núñez, María Guadalupe

“…The results analysis was performed the T-Student or Wilcoxon test according to the normality of the data determined with the Kolmogorov-Smirnov test. …”
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Electrochemical Corrosion of Titanium and Titanium Alloys Anodized in H2SO4 and H3PO4 Solutions por Jáquez Muñoz, Jesús Manuel, Gaona Tiburcio, Citlalli, Chacón Nava, José G., Cabral Miramontes, José Ángel, Nieves Mendoza, Demetrio, Maldonado Bandala, Erick, Delgado, Anabel D., Flores de los Ríos, Juan Pablo, Bocchetta, Patrizia, Almeraya Calderón, Facundo

“…Regarding EN, two methods of data analysis were used: the frequency domain (power spectral density, PSD) and time-frequency domain (discrete wavelet transform). …”
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LA INVESTIGACIÓN CUANTITATIVA Y CUALITATIVA SOBRE ANOREXIA por López Coutiño, Berenice, Torres López, Teresa M.

“…The quantitative investigation applies the survey with representative statistical sampling to express the frequency numerically with which it shows up the anorexy. …”
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Nivel de ansiedad pre y pos competencia, enfrentamiento al estrés competitivo en corredores amateur de medio fondo, del estado de Durango por Ortiz Martínez, Maria Guadalupe, Aguirre Gurrola, Hilda Bertha

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La satisfacción de clientes/deportistas y trabajadores en entidades deportivas como determinante de los servicios deportivos. por Reyes Robles, Marina

“…Method: The design of this research is descriptive, focusing qualitative, not experimental of transversal cut, the sample is of 453 athlete and 187 workers, a stratified sampling with proportional affixation by areas and gender. …”
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La satisfacción de clientes/deportistas y trabajadores en entidades deportivas como determinante de los servicios deportivos. por Reyes Robles, Marina

“…Method: The design of this research is descriptive, focusing qualitative, not experimental of transversal cut, the sample is of 453 athlete and 187 workers, a stratified sampling with proportional affixation by areas and gender. …”
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Ocurrencia de fumonisinas totales y FB₁ en forrajes henificados destinados al consumo equino. por Peña Acosta, Luis Carlos

“…Le results were analyzed with a Pearson correlation test, non-parametric One-way ANOVA and a frequency analysis, using statistical software SAS® Software University Edition. …”
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Ocurrencia de fumonisinas totales y FB₁ en forrajes henificados destinados al consumo equino. por Peña Acosta, Luis Carlos

“…Le results were analyzed with a Pearson correlation test, non-parametric One-way ANOVA and a frequency analysis, using statistical software SAS® Software University Edition. …”
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Representación social del VIH-SIDA en hombres jóvenes que tienen sexo con hombres. por Luévano Flores, Pedro Alejandro

“…A thematic content analysis, percentages and frequencies table, and an analysis of the central core with its three peripheral systems with base in the mean of frequencies and representativeness. …”
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