Search Results - "Paredes, Jose L"
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Compressive Sensing Signal Reconstruction by Weighted Median Regression Estimates
Published in IEEE transactions on signal processing (01-06-2011)“…In this paper, we propose a simple and robust algorithm for compressive sensing (CS) signal reconstruction based on the weighted median (WM) operator. The…”
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Quality factor estimation based on the peak frequency shift method using a robust Fourier transform to VSP data
Published in Journal of geophysics and engineering (01-12-2019)“…Abstract Quality factor estimation (Q estimation) of vertical seismic profile (VSP) data are necessary for the process referred to as inverse Q-filtering,…”
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A non-invasive method of quantifying pancreatic volume in mice using micro-MRI
Published in PloS one (18-03-2014)“…In experimental models of pancreatic growth and recovery, changes in pancreatic size are assessed by euthanizing a large cohort of animals at varying time…”
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Review of outcomes of primary liver cancers in children: Our institutional experience with resection and transplantation
Published in Surgery (01-10-2010)“…Background Operative intervention plays an important role in the management of primary liver cancers in children. Recent improvements in diagnostic modalities,…”
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Zero-Order Statistics: A Mathematical Framework for the Processing and Characterization of Very Impulsive Signals
Published in IEEE transactions on signal processing (01-10-2006)“…Impulsive or heavy-tailed processes with infinite variance appear naturally in a variety of practical problems that include wireless communications,…”
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Parental Antibiotic Use in Urban and Peri-Urban Health Care Centers in Lima: A Cross-Sectional Study of Knowledge, Attitudes, and Practices
Published in Clinical medicine insights. Pediatrics (2019)“…In pediatric patients, the antibiotic use is affected by parental beliefs and practices; especially in countries where it is possible to acquire them without…”
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Retained surgical stents as a cause of biliary obstruction in pediatric liver transplants
Published in Pediatric radiology (01-03-2015)“…Background Small-caliber plastic stents are sometimes placed across the hepaticojejunostomy in liver transplant recipients at the time of biliary…”
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Pattern recognition in capillary electrophoresis data using dynamic programming in the wavelet domain
Published in Electrophoresis (01-07-2008)“…A novel approach for CE data analysis based on pattern recognition techniques in the wavelet domain is presented. Low-resolution, denoised electropherograms…”
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Trans-uterine intracardiac gene targeting of embryonic tissues
Published in Journal of the American College of Surgeons (2010)Get full text
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Compressive sensing signal reconstruction by weighted median regression estimates
Published in 2010 IEEE International Conference on Acoustics, Speech and Signal Processing (01-03-2010)“…In this paper, we address the compressive sensing signal reconstruction problem by solving an ℓ 0 -regularized Least Absolute Deviation (LAD) regression…”
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Conference Proceeding -
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Nonlinear Filters Based on Support Vector Machines
Published in 2007 IEEE International Conference on Acoustics, Speech and Signal Processing - ICASSP '07 (01-04-2007)“…In this work, a new family of nonlinear filters based on support vector machine is presented. This new filter, called support vector machine filter (SVMF), is…”
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Conference Proceeding -
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Ultra-Wideband Compressed Sensing: Channel Estimation
Published in IEEE journal of selected topics in signal processing (01-10-2007)“…In this paper, ultra-wideband (UWB) channel estimation based on the theory of compressive sensing (CS) is developed. The proposed approach relies on the fact…”
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Multichannel image compression by bijection mappings onto zero-trees
Published in IEEE transactions on image processing (01-03-2002)“…A new approach to multichannel image compression is introduced where the intra- and cross-band correlations are jointly exploited in a surprisingly simple yet…”
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Challenges to the continuity of care of people living with HIV throughout the COVID-19 crisis in Peru
Published in Revista peruana de medicina experimental y salud pública (01-03-2021)“…The COVID-19 pandemic and societal response implemented may interact with the ongoing HIV epidemic in multiple ways. There are approximately 87000 people…”
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A sparse based approach for detecting activations in fMRI
Published in 2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society (01-01-2011)“…In this paper, we propose a simple approach for detecting activated voxels in fMRI data by exploiting the inherent sparsity property of the BOLD signal. The…”
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Conference Proceeding Journal Article -
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Recursive weighted median filters admitting negative weights and their optimization
Published in IEEE transactions on signal processing (01-03-2000)“…A recursive weighted median (RWM) filter structure admitting negative weights is introduced. Much like the sample median is analogous to the sample mean, the…”
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Weighted median image sharpeners for the World Wide Web
Published in IEEE transactions on image processing (01-07-2002)“…A class of robust weighted median (WM) sharpening algorithms is developed in this paper. Unlike traditional linear sharpening methods, weighted median…”
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Los desafíos en la continuidad de atención de personas viviendo con VIH en el Perú durante la pandemia de la COVID-19
Published in Revista peruana de medicina experimental y salud pública (26-03-2021)“…La pandemia por la COVID-19 y las medidas restrictivas de distanciamiento social pueden interactuar con la epidemia de VIH de múltiples formas. Existen…”
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Data processing and pattern recognition in high-throughput capillary electrophoresis
Published in 2009 17th European Signal Processing Conference (01-08-2009)“…A specific method for massive Capillary Electrophoresis data analysis based on pattern recognition techniques in the wavelet domain is presented…”
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Conference Proceeding Journal Article