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Envíos recientes

Maestría en Ciencias del Procesamiento de la Información: Envíos recientes

  • Chlorophyll fluorescence emission as a response of pulsed light based-leds in tomato plants 
    Olvera González, Ernesto; Alaniz Lumbreras, Daniel; Ivanov, Rumen; Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael; López Cruz, Irineo; Silos Espino, Héctor; Lara Herrera, Alfredo (Springer, 2013-02)
    The effects of pulsed light based-LEDs at eleven frequencies (0.1, 1, 10, 50, 100, 500 Hz, 1, 5, 10, 50 and 100 kHz) programmed at 50 % duty cycle were analyzed, obtaining important parameters of the fluorescence emission ...
  • Semi-Huber potential function for image segmentation 
    Gutiérrez, Osvaldo; De la Rosa Vargas, José Ismael; Villa Hernández, José de Jesús; González Ramírez, Efrén; Escalante, Nivia (Osa Publishing, 2012-03)
    In this work, a novel model of Markov Random Field (MRF) is introduced. Such a model is based on a proposed Semi-Huber potential function and it is applied successfully to image segmentation in presence of noise. The main ...
  • A Statistical Inference Comparison for Measurement Estimation Using Stochastic Simulation Techniques 
    De la Rosa Vargas, José Ismael; Miramontes de León, Gerardo (IEEE Instrumentation and Measurement Society, 2008-10)
    The purpose of this paper is to present a comparison of different techniques for making statistical inference about a measurement system model. This comparison involves results when two main assumptions are made: 1) the ...
  • Radial basis functions for phase unwrapping 
    Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael; De la Rosa Miranda, Enrique (Instituto Politécnico NacionalUniversidad Nacional Autónoma de México, 2010-03)
    Un importante paso en el análisis de patrones de franjas es el llamado desenvolvimiento de fase. Aunque esta tarea puede ser realizada fácilmente usando algoritmos dependientes del camino, muchas veces, sin embargo, estos ...
  • Multichannel image storage improvement with some sensibility to color 
    Araiza, María del Refugio; Guel, Saron; Sifuentes, Claudia; De la Rosa Vargas, José Ismael; Miramontes de León, Gerardo (Sociedad Mexicana de Física, 2008-04)
    En este trabajo se presenta una mejora al método de almacenamiento de hologramas multicanales. Esto permite incrementar el número de operaciones de imágenes procesadas en la etapa de recuperación. Pero principalmente se ...
  • Comparación de cuatro algoritmos que dan solución numérica a la deconvolución en sistemas monodimensionales 
    De la Rosa Vargas, José Ismael; Miramontes de León, Gerardo; García Dominguez, Ernesto; Esquivel, María; Villa Hernández, José de Jesús (Instituto Politécnico NacionalUniversidad Nacional Autónoma de México, 2007-03)
    En el presente trabajo se presenta la comparación de un algoritmo de deconvolución con respecto de otros tres algoritmos clásicos utilizados para deconvolución unidimensional de señales. El algoritmo fue propuesto y analizado ...
  • N-dimensional regularized fringe direction-estimator 
    Villa Hernández, José de Jesús; Quiroga Mellado, Juan Antonio; Servín, Manuel; Estrada, Julio Cesar; De la Rosa Vargas, José Ismael (Osa Publishing, 2010-07)
    It has been demonstrated that the vectorial fringe-direction field is very important to demodulate fringe patterns without a dominant (or carrier) frequency. Unfortunately, the computation of this direction-filed is by far ...
  • Calibration of a greenhouse climate model using evolutionary algorithms 
    Guzmán Cruz, Rosario; Castaleda Miranda, Rodrigo; García Escalante, Juan José; López Cruz, Irineo; Lara Herrera, Alfredo; De la Rosa Vargas, José Ismael (Elsevier, 2009-07)
    This paper presents a comparison of different evolutionary algorithms (EAs), such as Genetic Algorithms (GAs), Evolutionary Strategies (ES) and Evolutionary Programming (EP) to calibrate parameters of a climate model that ...
  • The 2D Continuous Wavelet Transform: Applications in Frin- ge Pattern Processing for Optical Measurement Techniques 
    Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael; Rodríguez, Gustavo; Flores, Jorge Luís; Ivanov, Rumen; García, Guillermo; Alaniz Lumbreras, Daniel; González Ramírez, Efrén (InTech, 2018-10-14)
    Optical metrology and interferometry are widely known disciplines that study and develop techniques to measure physical quantities such as dimensions, force, temperature, stress, etc. A key part of these disciplines is ...
  • Curvelet transform method for phase-map denoising 
    Escalante, Nivia; Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael; Gutiérrez, Osvaldo; Rodríguez Vera, Ramón (Shaker Publishing, 2013-10-14)
    A curvelet transform method for phase-map denoising is presented.
  • Markov Chain Monte Carlo Posterior Density Approximation for a Groove Dimensioning Purpose 
    De la Rosa Vargas, José Ismael; Fleury, Gilles; Osuna, Sonia Esther; Davoust, Marie Eve (Institute of Electrical and Electronics Engineers, 2006-02)
    The purpose of this paper is to present a new approach for measurand uncertainty characterization. The Márkov chain Monte Carlo (MCMC) is applied to measurand probability density function (pdf) estimation, which is considered ...
  • Bootstrap Methods for a Measurement Estimation Problem 
    De la Rosa Vargas, José Ismael; Fleury, Gilles (IEEE Instrumentation and Measurement Society, 2006-06)
    In this paper, a new approach for the statistical characterization of a measurand is presented. A description of how different bootstrap techniques can be applied in practice to estimate successfully a measurand probability ...
  • Phase recovery from a single fringe pattern using an orientational vector field regularized estimator 
    Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael; Miramontes, Gerardo (Optical Society of America, 2005-12)
    Recent studies have demonstrated that the phase recovery from a single fringe pattern with closed fringes can be properly performed if the modulo 2 fringe orientation is estimated. For example, the fringe pattern in ...
  • Digital Speech Watermarking Based on Linear PredictiveAnalysis and Singular Value Decomposition 
    Nematollahi, Mohammad Ali; Vorakulpipat, Chalee; Gamboa Rosales, Hamurabi; Martínez Ruíz, Francisco Javier; De la Rosa Vargas, José Ismael (Springer, 2017-07)
    In this paper different digital audio watermarking techniques have been proposed. Currently, more attention is given to combination of Discrete Wavelet Transform (DWT) and Singular Value Decomposition (SVD) techniques for ...
  • Minimum-Entropy, PDF Approximation, and Kernel Selection for Measurement Estimation 
    De la Rosa Vargas, José Ismael; Fleury, Gilles; Davoust, Marie Eve (IEEE Transactions on Instrumentation and Measurement, 2003-08)
    The purpose of this paper is to investigate the selection of an appropriate kernel to be used in a recent robust approach called minimum-entropy estimator (MEE). This MEE estimator is extended to measurement estimation and ...
  • Regularized quadratic cost- function for directional fringe pattern filtering 
    Villa Hernández, José de Jesús; Quiroga Mellado, Juan Antonio; De la Rosa Vargas, José Ismael (Optical Society of America, 2009-07)
    We use the regularization theory in a Bayesian framework to derive a quadratic cost function for denoising fringe patterns. As prior constraints for the regularization problem, we propose a Markov random field model that ...
  • Convergencia de Estimadores a Mínimo de Entropía Robustos: Aplicaciones en Instrumentación y al PDS 
    De la Rosa Vargas, José Ismael (Instituto Politécnico Nacional, 2007-03)
    En este trabajo de investigación nos proponemos continuar con la misma línea de investigaciones iniciadas por Pronzato y Thierry (Pronzato et al, 2000a), (Pronzato et al, 2000b), (Pronzato et al, 2001) las cuales se abordaron ...
  • An alternative differential method of femtosecond pump-probe examination of materials 
    Ivanov, Rumen; Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael; Marín, Ernesto (Osa Publishing, 2011-05)
    We describe an alternative method for femtosecond pumpprobe beam examination of energy transport properties of materials. All already reported techniques have several drawbacks which limit precise measurements of reflection ...
  • Anisotropic phase-map denoising using a regularized cost-function with complex-valued Markov-random-fields 
    Villa Hernández, José de Jesús; Rodríguez Vera, Ramón; Quiroga Mellado, Juan Antonio; De la Rosa Vargas, José Ismael (Elsevier, 2010-02)
    In our recently reported work [1] (Villa et al., 2009) we derived a regularized quadratic cost function, which includes fringe orientation information, for denosing fringe pattern images. In this work we adopt such idea ...
  • A Comparative Study of Some Markov Random Fields and Different Criteria Optimization in Image Restoration 
    De la Rosa Vargas, José Ismael; Araiza Esquivel, María Auxiliadora; González Ramírez, Efrén; De la Rosa Miranda, Enrique (InTech, 2012-03-14)
    The present chapter illustrates the use of some recent alternative methods to deal with digital image filtering and restoration. This collection of methods is inspired on the use of Markov Random Fields (MRF), which ...

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