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*Documentos Académicos*-- M. en Ciencias del Proc. de la Info.: Envíos recientes

  • MAP entropy estimation: Applications in robust image filtering 
    De la Rosa Vargas, José Ismael; Villa Hernández, José de Jesús; De la Rosa Miranda, Enrique; González Ramírez, Efrén; Gutierrez, Osvaldo; Escalante, Nivia; Ivanov, Rumen; Fleury, Gilles (European Optical Society, 2013-07)
    We introduce a new approach for image filtering in a Bayesian framework. In this case the probability density function (pdf) of the likelihood function is approximated using the concept of non-parametric or kernel estimation. ...
  • Efficient numerical analysis of optical imaging data: A comparative study 
    Duarte Correa, David; Pastrana Palma, Alberto; Olvera Olvera, Carlos Alberto; Ramírez Rodríguez, Sergio; Alaniz Lumbreras, Daniel; Gómez Meléndez, Domingo; De la Rosa Vargas, José Ismael; Noriega, Salvador; Torres, Vianey; Castaño, Víctor (Elsevier, 2013-11)
    The computational efficiency of 14 optical detectors over six types of transformations, namely: blur, illumination, rotation, viewpoint, zoom, and zoom-rotation changes, was analyzed. Images with the same resolution (750×500 ...
  • Semi-Huber Half Quadratic Function and Comparative Study of Some MRFs for Bayesian Image Restoration 
    De la Rosa Vargas, José Ismael; Villa Hernández, José de Jesús; González Ramírez, Efrén; De la Rosa Miranda, Enrique; Gutiérrez, Osvaldo; Olvera Olvera, Carlos Alberto; Castañeda Miranda, Rodrígo; Fleury, Gilles (European Optical SocietySpringer, 2013-10)
    The present work introduces an alternative method to deal with digital image restoration into a Bayesian framework, particularly, the use of a new half-quadratic function is proposed which performance is satisfactory ...
  • Absolute measurements of thermal effusivity using the electropyroelectric technique 
    Ivanov, Rumen; Martínez Ordoñez, E. I.; Marín, Ernesto; Araujo Andrade, Cuauhtémoc; Alaniz Lumbreras, Daniel; Araiza Esquivel, María Auxiliadora; Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael (Elsevier, 2013-02)
    The so-called electropyroelectric technique uses amplitude modulated electrical current as excitation source of thermal waves in a pyroelectric sensor in contact with a liquid sample. Here it is showed that this technique ...
  • 2-D Continuous Wavelet transform for ESPI phase-maps denoising 
    Escalante, Nivia; Villa Hernández, José de Jesús; De la Rosa Vargas, José Ismael; De la Rosa Miranda, Enrique; González Ramírez, Efrén; Gutiérrez, Osvaldo; Olvera Olvera, Carlos Alberto; Araiza Esquivel, María Auxiliadora (Elsevier, 2013-04)
    In thiswork we introduce a 2-D Continuous Wavelet Transform (2D CWT) method for denoising ESPI phase-maps. Multiresolution analysis with 2-D wavelets can provide high directional sensitivity and high anisotropy which are ...
  • 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 ...

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