Patents

• U.S. Patent Number 7,395,493. Systems and methods for adaptively decoding transmitted frames. Granted on Jul. 01, 2008. (with J. Gonzalez, Salim A. W. Ahmed).
• U.S. Patent Number 7,386,779. Systems and methods for correcting errors in a received frame. Granted on Jun. 10, 2008 (with J. Gonzalez, Salim A. W. Ahmed).
• U.S. Patent Number 7,224,845. Bijection mapping for compression/denoising of multiframe images. Granted on May 29, 2007. (with L. Russo and G. Arce).
• U.S. Patent Number 7,120,210. Method and system for processing a signal. Granted on Oct. 10, 2006. (with J. G. Gonzalez and Salim A.).
• U.S. Patent Number 6,961,397. Symbol synchronizer for impulse noise channels. Granted on Nov. 1, 2005. (with J. G. Gonzalez, Salim A. and W. Ahmed).

Book Chapters

• "Nonlinear Filtering", Book Chapter in The essential Guide to Image Processing. Al Bovic Editor. Chapter 12. Second Edition. pp. 263-292. ELSEVIER. 2009, with Gonzalo R. Arce and Jan Bacca.
• "Nonlinear Filtering for Image Analysis and Enhancement", Image and Video Processing Handbook, Second Edition. pp. 109-133. Editado por Al Bovik, Academic Press, San Diego, CA. 2005, with Gonzalo R. Arce and Jan Bacca.
• "Recent developments in stack filtering and smoothing", Advances in Imaging and Electron Physics. Vol. 117, pp 174-239 Editado por P. W. Hawkes, Academic Press, Burlington, MA. 2001, with Gonzalo R. Arce.
• "Image Enhancement and Analysis with Weighted Medians", Nonlinear Image Processing, pp. 27-67. Editado por S. K. Mitra and G. Sicuranza, Academic Press, San Diego, CA. 2000, with Gonzalo R. Arce.
• "Nonlinear Filtering for Image Analysis and Enhancement", Image and Video Processing Handbook, pp. 81-100. Editado por Al Bovik, Academic Press, San Diego, CA. 2000, with Gonzalo R. Arce and John Mullan.

Selected Papers in refereed Journals

• Quality factor estimation based on the peak frequency shift method using a Robust Fourier transform to VSP data. The Journal of Geophysics and Engineering . Accepted for publication Jul. 2019, with Sandoval, R. and Vivas, F.
• Discriminative dictionary learning for local LV wall motion classication in cardiac MRI. Expert Systems with Applications. Nro. 129. Sep. 2019. Pages: 286 - 295, with Juan José Mantilla, Jean-JacquesBellanger, ErwanDonal, Christophe Leclercq and Mireille Garreau.
• Interpolation and denoising of seismic signals using orthogonal matching pursuit algorithm: An aplication in VSP and refraction data. Ciencia, Tecnología y Futuro - CTF. Sept. 2018, with Sandoval,R. Vivas, F. and Cabrera, F.
• Detecting Activation in fMRI Data: An Approach Based on Sparse Representation of BOLD Signal. Mathematical Problems in Engineering, vol. 2018, Article ID 1730149, 15 pages, 2018. https://doi.org/10.1155/2018/1730149, with Blanca Guillén and Rubén Medina.
• Recursive Weighted Myriad Based Filters and their Optimizations. IEEE Transactions on Signal Processing. Vol. 64, No. 15, pp. 4027 - 4039. Aug. 2016, with Juan M. Ramírez.
• Classication of electrophoretic registers from meningitis contaminated rats. International Journal of Engineering and Technology (IJET). Vol 7, No 5, Oct-Nov 2015. pp. 1862-1866. ISSN : 0975-4024, with Luis E. Mendoza and Oscar E. Gualdron.
• Robust Transforms Based on the Weighted Median Operator, IEEE Signal Processing Letters , vol.22, no.1, pp.120,124, Jan. 2015, with Juan Ramírez.
• Reconstruction of Sparse Signals From l1 Dimensionality-Reduced Cauchy Random Projections. IEEE Transactions on Signal Processing. Vol. 60, No. 11, Nov. 2012. 5725-5737, with Ana B. Ramírez, Gonzalo R. Arce, Daniel Otero and Brian M. Sadler.
• Análisis de la Eficiencia del Algoritmo de Reconstrucción de Señales Basado en la Mediana Ponderada a través de la Regresión de Cox. Universidad, Ciencia y Tecnología . Vol. 16. No. 64. Sep. 2012. pp 173 - 180, with Georges Jabbour.
• A hardware implementation of Compressive Sensing Theory. Revista Técnica de Ingeniería de La Universidad del Zulia, Vol. 34, No 3, 1 - 10, Dic. 2011, with Alexis D. Velázquez and Francisco Viloria.
• Compressive Sensing Signal Reconstruction by Weighted Median Regression Estimates. IEEE Transactions on Signal Processing. Vol. 59, No. 6, Jun. 2011. 2585-2601, with Gonzalo R. Arce.
• Frequency Selective Filtering Using Weighted Order Statistic Admitting Real-Valued Weights. Revista de la Facultad de Ingeniería. Universidad Central de Venezuela. Vol. 25. No. 4. Dic. 2010, with Nelson Pérez.
• Un Nuevo Modelo para la Atenuación Diferencial por Lluvias en Enlaces Terrestres Convergentes Operando en Frecuencias Superiores a 10 GHz, para Climas Inter-Tropicales. Revista Ciencia e Ingeniería. Vol. 31. No. 3. Ago. 2010, with P. V. Gonzalez Castellanos, N. A. Pérez García, J.R. Uzcátegui, J.B. Peña, L. Duque, L. A. R. and da Silva Mello, R. S. L. Souza.
• "Un Enfoque para la Detección and el Diagnóstico de Fallas en la Instrumentación de un proceso usando Reconocimiento de Patrones en el Dominio Wavelet". Revista Ciencia e Ingeniería. Vol. 31. No. 2. Abril. 2010. pp. 83-90, with Marco Guillén and Oscar Camacho.
• "A baseline correction algorithm for capillary electrophoresis data using local optimization of LEGEND algorithm in the wavelet domain". INTERCIENCIA. Vol. 34. No. 8. Aug. 2009. pp. 556 - 562, with Enedina Sosa.
• Pattern Recognition in Capillary Electrophoresis Data using Dynamic Programming in the Wavelet Domain. Journal of ELECTROPHORESIS. Vol. 29. Nro. 13, pp. 2828 - 2840. Jun. 2008, with Gerardo Ceballos and Luis Hernández.
• Herramienta de visualización y procesamiento de señales electroforéticas desarrollada usando software libre. Revista Ciencia e Ingeniería. Vol. 28. Nro. 3. Ago-Dic. 2007. pp. 125-133, with Jhosmary Cuadros, Gerardo Ceballos and Dhionel Díaz.
• Ultra-Wideband Compressed Sensing: Channel Estimation. IEEE Journal of Selected Topics in Signal Processing, Vol. 1, No.3, Oct. 2007. pp. 383 - 395, with Gonzalo R. Arce and Zhongmin Wang.
• Clasificación de Señales de Interferencia Electromagnética Basada en Kernel. Revista Técnica de Ingeniería de La Universidad del Zulia, Vol. 30. No. 1. Abril 2007. pp. 34 - 45, with Ender Luzardo and Jaime Ramírez.
• Zero-Order Statistics: A Mathematical Framework for the Processing and Characterization of Very Impulsive Signals. IEEE Transactions on Signal Processing. Vol. 54, No. 10, Oct. 2006 pp. 3839 - 3851, with with Juan Gonzalez and Gonzalo Arce.
• Localización de Móviles en Telefonía Celular Usando Redes Neuronales. INTERCIENCIA. Vol. 31. No. 4. Apr. 2006. pp. 300-304, with Edgar Belandria and Francisco Viloria.
• Métodos Robustos de Normalización de Microarreglos de ADNc Basados en Mediana. Ciencia e Ingeniería. vol. 27. No. 2. Abr. 2006. pp. 89-97, with Juan M. Ramírez and Giorgio Bianchi.
• Caracterización de Aisladores Eléctricos Sometidos a Descargas Parciales Usando la Transformada Wavelet. Revista Técnica del Zulia. Vol. 28. No. 2. Agost. 2005. pp. 128-136, with Ender Luzardo and Hildemaro Briceño.
• Improving Immunization of Programmable Logic Controllers using Weighted Median Filters. ISA Transactions. Vol. 44, No. 2. April 2005. pp. 225-241, with Dhionel Díaz.
• A proposal method for fault detection and diagnosis in chemical processes instrumentation using wavelet transform. Revista Técnica de Ingeniería de La Universidad del Zulia. Ene. 2005, vol. 28, no. 1, pp. 68-77. ISSN 0254-0770, with Marco Guillén and Oscar Camacho.
• Detección y Diagnóstico de Fallas Utilizando la Transformada Wavelet. Revista Ciencia e Ingeniería. Vol. 25, No. 1. Marzo 2004. pp. 35-41, with Marco Guillén and Oscar Camacho.
• Multichannel Image Compression By Bijection Mappings Onto Zero-Trees. IEEE Transactions on Image Processing. Vol. 11. no 3. Marzo 2002. pp. 223 - 233, with Gonzalo R. Arce and Leonard Russo.
• Image Sharpening For The World Wide Web", IEEE Transactions on Image Processing. Vol. 11. no. 3. Julio 2002. pp 717-727, with Marco Fischer and Gonzalo R. Arce.
• Optimization of Stack Filters based on Mirrored Threshold Decomposition, IEEE Transactions on Signal Processing. Vol. 49, no 6, Junio 2001, pp. 1179-1188, with Gonzalo R. Arce.
• Output Distributions of Stack Filters Based on Mirrored Threshold Decomposition". IEEE Transactions on Signal Processing. Vol. 49, no 7, Julio 2001 pp. 1454-1460 with Ilya Shmulevich and Gonzalo R. Arce.
• Recursive Weighted Median Filters Admitting Negative Weights and Their Optimization". IEEE Transaction on Signal Processing. Vol 48, no 3, Marzo 2000, pp. 768-779, with Gonzalo R. Arce.
• "Stack filters, stack smoothers and Mirrored Threshold Decomposition". IEEE Transactions on Signal Processing, Vol. 47, no. 10, pp. 2757-2767, Octubre 1999, with Gonzalo R. Arce.
• 10+ papers published in national journals

Selected Conference Papers

• A Sparse Representation Technique for Interpolation and Denoising: Application on VSP data. 15th International Congress of the Brazilian Geophysical Society and EXPOGEF, Rio de Janeiro, Brazil, Jul. 31 - Aug. 03 2017: pp. 1380-1383. Disponible en https://doi.org/10.1190/sbgf2017-269, with Rómulo Sandoval Flórez and Flor Alba Vivas Mejía.
• Classication of LV wall motion in cardiac MRI using kernel Dictionary Learning with a parametric approach. In proceedings of: 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBS) 978-1-4244-9270-1/15, pp. 7292-7295, with Juan Mantilla, Jean-J. Bellanger1, Erwan Donal, Christophe Leclercq, Rubén Medina y Mireille Garreau.
• Detection of brosis in LGE-cardiac MRI using Kernel DL-based clustering. 2015 Computing in Cardiology Conference (CinC). pp. 357-360 with Juan Mantilla, Jean-Jacques Bellanger, Julian Betancur,Frédéric Schnell, Christophe Leclercq and Mireille Garreau.
• SVM-based classication of LV wall motion in cardiac MRI with the assessment of STE. Proc. SPIE 9287, X International Seminar on Medical Information Processing and Analysis 2015, pp. 92 870N-92 870N-6 with Juan Mantilla, Mireille Garreau and Jean-Jacques Bellanger.
• Robust sparse signal recovery based on weighted median operator, Acoustics, Speech and Signal Processing (ICASSP), 2014 IEEE International Conference on , pp. 1050-1054, 4-9 May 2014, with Juan M. Ramírez.
• Robust sparse channel estimation for OFDM system using an iterative algorithm based on complex median, Acoustics, Speech and Signal Processing (ICASSP), 2014 IEEE International Conference on , pp. 6429-6433, 4-9 May 2014 with José Lacruz, Juan M. Ramírez.
• Machine learning techniques for LV wall motion classification based on spatio-temporal profiles from cardiac cine MRI. En memorias del 12th International Conference on Machine Learning and Applications (ICMLA 13) . Miami, Florida, USA, Dec. 4 -- Dec. 7, 2013, with Juan Mantilla, Mireille Garreau with Jean-Jacques Bellanger.
• Automated classification of LV regional wall motion based on spatio-temporal profiles from cardiac cine Magnetic Resonance Imaging. En memorias de 9th International Seminar on Medical Information Processing and Analysis (SIPAIM 2013). Ciudad de México. México. Nov. 11 - Nov. 14. 2013, with Juan Mantilla, Mireille Garreau, and Jean-Jacques Bellanger.
• Detección de Activaciones en fMRI: Un Enfoque Basado en la Representación Poco Densa de la Señal BOLD. VII Seminario Internacional de Procesamiento y Análisis de Imégenes Médicas SIPAIM 2011. Bucaramanga. Colombia. 5 - 7 Dic. de 2011, with Blanca Guillén and Rubén Medina.
• A Sparse Based Approach for Detecting Activations in {fMRI}. 33rd Annual International IEEE EMBS Conference.Boston, MA, USA Agos. 30 - Sep. 3, 2011. pp. 7816 - 7819, with Blanca Guillén and Rubén Medina.
• Measurements of terrestrial digital TV signals at two cities in South America. 2010 Proceedings of the Fourth European Conference on Antennas and Propagation (EuCAP'2010) , Barcelona, España. Jul. 08, 2010, with P. V. Castellanos Gonzalez, N. A. Perez, Uzcategui, J. R. Pena, J. B. Duque, L. da Silva Mello, and L. A. R. Souza, R. S. L.
• Compressive Sensing Signal Reconstruction by Weighted Median Regression Estimates. 2010 IEEE International Conference on Acoustics, Speech, and Signal Processing. ICASSP'2010 ,Mar. 14 - 19, 2010 - Dallas, Texas, USA, with Gonzalo R. Arce.
• Reconstruction of Sparse Signals From L1 Dimensionality-Reduced Cauchy Random projections. 2010 IEEE International Conference on Acoustics, Speech, and Signal Processing. ICASSP'2010 , Mar. 14 - 19, 2010 - Dallas, Texas, USA, Gonzalo R. Arce, Daniel Otero and Ana B. Ramírez
• Data Processing and Pattern Recognition in High-Throughput Capillary Electrophoresis. 2009 European Signal Processing Conference (EUSIPCO-2009) . Glasgow, Scotland, August 24-28, 2009, 1592-1596, with Ceballos, Gerardo and Luis Hernández.
• Variable Density Compressed Image Sampling 2009 European Signal Processing Conference (EUSIPCO-2009) . Glasgow, Scotland, August 24-28, 2009, 2022 - 2026, with Zhongmin Wang and Gonzalo R. Arce.
• Compressive Matched Subspace Detection. 2009 European Signal Processing Conference (EUSIPCO-2009). . Glasgow, Scotland, August 24-28, 2009, 120 - 124 with Zhongmin Wang, Gonzalo R. Arce and Brian M. Sadler.
• Compressive confocal microscopy. 2007 IEEE International Conference on Acoustics, Speech, and Signal Processing. ICASSP'2009, Taipei, Taiwan April 19-24, 2009, with P. Ye, G. R. Arce, Y. Wu,C. Chen and D. W. Prather.
• Compressive Confocal Microscopy: 3D Reconstruction Algorithms. SPIE Conference, San José, California, USA. Jan. 24 -29 2009, with P. Ye, Y. Wu, C. Chen, G. R. Arce and D. W. Prather.
• Compressed UWB signal detection with narrowband interference mitigation. Proceedings of the IEEE International Conference on Ultra-Wideband, ICUWB 2008. Hannover, Germany, on September 10-12, Vol. 2 pp 157 - 160 with Zhongmin Wang, Gonzalo R. Arce and Brian M. Sadler.
• Un enfoque para la deteccion y diagnóstico de fallas en la instrumentación de un proceso usando reconocimiento de patrones en el dominio wavelet. VIII Congreso Iberoamericano de Ingeniería Mécanica. Cusco, Peru Oct. 23 - 25, 2007 with Guillén Marcos and Oscar Camacho.
• A novel approach for Pattern Recognition in Capillary Electrophoresis Data. IV Latin-American Congress on Biomedical Engineering (CLAIB 2007), Sept. 26 - 28, 2007, with Gerardo Ceballos, and Luis Hernández.
• A Fast Normalization Method of cDNA Microarray Data based on LAD. IV Latin-American Congress on Biomedical Engineering (CLAIB 2007), Sept. 26 - 28, 2007 with Juan M. Ramírez.
• Compressed Detection for Pilot Assisted Ultra-Wideband Impulse Radio. The 2007 IEEE International Conference on Ultra-Wideband, ICUWB 2007, Singapore. Sept. 24 - 26 2007. Vol. I. pp. 1-6, with Zhongmin Wang, Gonzalo R. Arce, Brian M. Sadler, and Xu Ma.
• Compressed Detection for Ultra-Wideband Impulse Radio. 8th IEEE Workshop on Signal Processing Advances for Wireless Communications, Helsinki, Finland, June 17-20, 2007, with Zhongmin Wang, Gonzalo R. Arce and Brian M. Sadler.
• Compressed Sensing for Ultrawideband Impulse Radio. 2007 IEEE International Conference on Acoustics, Speech, and Signal Processing. ICASSP'2007, Honolulu, Hawaí, U.S.A. Apr. 16-20, 2007. Vol. III. pp. III-523 - III-526, with Gonzalo R. Arce and Zhongmin Wang.
• Colored Random Projections for Compressed Sensing. 2007 IEEE International Conference on Acoustics, Speech, and Signal Processing. ICASSP'2007, Honolulu, Hawaií, U.S.A. Apr. 16-20, 2007. Vol. III. pp. III-873 - III-876 with Zhongmin Wang, and Gonzalo R. Arce.
• Normalization of CDNA Microarray Data Based on Least Absolute. Proceedings of the 2006 IEEE International Conference on Acoustics, Speech, and Signal Processing. ICASSP'2006. Toulouse, France, May. 14-19, 2006. Vol. 2, pp: II-1016 - II-1019, with Juan M. Ramírez and Gonzalo Arce.
• Adding Robustness to PLC Using a Software Approach Based on Weighted Median Filters. Proceedings of the Fifth IEEE International Caribbean Conference on Devices, Circuits and Systems (ICCDCS 2004). Punta Cana. Dominican Republic. Nov. 3-5, 2004. pp: 324 - 329, with Dhionel Díaz.
• FPGA Implementation of a new family of Stack Filters. Proceedings of the Fifth IEEE International Caribbean Conference on Devices, Circuits and Systems (ICCDCS 2004). Punta Cana. Dominican Republic. Nov. 3-5, 2004. pp: 152 - 157, with Dhionel Díaz.
• Detección y Diagnóstico de Fallas utilizando la Transformada Wavelet. IV Congreso de Automatización y Control. Mérida. Venezuela, Nov. 2003. Best student paper award, with Marco Guillén and Oscar Camacho.
• Stack Filters based on Mirrored Threshold Decomposition. Conference Proceedings of IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing, NSIP'01. Baltimore. USA, Jun. 2001, with Gonzalo R. Arce.
• Optimization of Stack Filters based on Mirrored Threshold Decomposition. Conference Proceedings of IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing, NSIP'01. Baltimore, USA. Jun. 2001, with Gonzalo R. Arce.
• A General Colored Ordering Structure of Samples for Signal Filtering.Conference Proceedings of 2001 IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing, NSIP'01. Baltimore, USA. Jun. 2001, with Yao Nie and Kenneth E. Barner.
• Polarimetric SAR Denoising Using Bijection Mapping" Proceedings of the Fifth annual FEDLAB symposium. Maryland-USA. pp. 285-289. Mar. 2001, with Leonard Russo and Gonzalo R. Arce.
• An Optimization Algorithm for Recursive Weighted Median Filters With Real-Valued Weights. Conference Proceeding of the 2000 IEEE International Conference on Image Processing (ICIP'00), Vol. I, pp. 892-895. Vancouver. Canada. Sept. 2000, with Gonzalo R. Arce.
• Multichannel Image Compression By Bijection Mappings Onto Zero-Trees. Conference Proceeding of the 2000 IEEE International Conference on Image Processing (ICIP'00), Vol. III, pp. 648-651. Vancouver. Canada. Sept. 2000, with Gonzalo R. Arce and Leonard Russo.
• Multispectral Image Compression By Bijection Mappings Onto Zero-Trees. Conference Proceedings of the ARL Federated Laboratory Fourth Annual Symposium. pp 369-373, Maryland, Mar. 2000, with Gonzalo R. Arce and Leonard Russo.
• Output Distributions of Stack Filters Based on Mirrored Threshold Decomposition. Conference Proceedings of ICASSP'2000. Vol. 6, pp. 3826 - 3829 Jun. 2000. Istanbul, Turkey, Ilya Shmulevich and Gonzalo R. Arce.
• Image Sharpening using Permutation Weighted Median Filters. Conference Proceedings of EUROSIP'2000. Vol. 1, pp. 299-303, Tampere, Finland. Sept. 2000, Marco Fischer and Gonzalo R. Arce.
• A Novel Method for Hyperspectral/ Multispectral Image Compression. Conference Proceedings of the workshop on Hyperspectral/Multispectral Sensors Measurements Modeling and Simulations. Alabama, USA. Sept. 1999, with Gonzalo R. Arce and Leonard E. Russo.
• A general Recursive Weighted Median Filter structure admitting real-values weights and their optimization. Proceedings of the 1999 IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing, Vol I, pp. 65-69. Antalya, Turkey, Jun. 1999, with Gonzalo R. Arce.
• Multicomponent (Vector) Image Compression Using VectorWavelets. Proceedings of the 1998 Workshop on Data Compression Processing Techniques for Missile Guidance Data Links. Alabama, USA. Vol. 1. Dec. 1998, with Gonzalo R. Arce and Xiang-Gen.
• Multicomponent (Vector) Image Compression Using VectorWavelets. Proceedings of the Third annual FEDLAB symposium. Maryland, USA. pp. 311-315. Feb. 1999, with Gonzalo R. Arce and Xiang-Gen.
• Denoising of Multipolarimetric SAR imagery for compression. Proceedings of the Second annual FEDLAB symposium. Maryland, USA. pp. 216-220. Febrero 1998. Outstanding Paper Award, with Gonzalo R. Arce.
• A zero-tree like code using nonlinear signal decompositions". Proceedings of the 1997 IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing, Michigan, USA. Sept. 1997, with Gonzalo R. Arce and Neal C. Gallagher.
• Nonlinear signal decomposition for scalable image Compression". Proceedings of the First annual FEDLAB symposium. Maryland, USA. pp. 311-315. Feb. 1997, with Gonzalo R. Arce, Neal C. Gallagher and Dan Lau.
• 35+ papers presented in local, regional and national conferences.