Search Results - "Variational image processing"

Whiteness-based parameter selection for Poisson data in variational image processing by Bevilacqua, Francesca, Lanza, Alessandro, Pragliola, Monica, Sgallari, Fiorella

“…•Introduction of a standardized Poisson random process.•Analysis of the whiteness properties of a standardized Poisson process.•Design of a novel parameter…”
Get full text

Introduction to variational image-processing models and applications by Chen, Ke

“…Variational image-processing models offer high-quality processing capabilities for imaging…”
Get full text

Fusion-Based Variational Image Dehazing by Galdran, Adrian, Vazquez-Corral, Javier, Pardo, David, Bertalmio, Marcelo

“…We propose a novel image-dehazing technique based on the minimization of two energy functionals and a fusion scheme to combine the output of both…”
Get full text

Automatic 3D joint erosion detection for the diagnosis and monitoring of rheumatoid arthritis using hand HR-pQCT images by Zhang, Xuechen, Cheng, Isaac, Liu, Shaojun, Li, Chenrui, Xue, Jing-Hao, Tam, Lai-Shan, Yu, Weichuan

“…Rheumatoid arthritis (RA) is a chronic inflammatory disease. It leads to bone erosion in joints and other complications, which severely affect patients’…”
Get full text

Compressed MRI reconstruction exploiting a rotation-invariant total variation discretization by Esfahani, Erfan Ebrahim, Hosseini, Alireza

“…Inspired by the first-order method of Malitsky and Pock, we propose a new variational framework for compressed MR image reconstruction which introduces the…”
Get full text

Variational denoising of partly textured images by spatially varying constraints by Gilboa, G., Sochen, N., Zeevi, Y.Y.

“…Denoising algorithms based on gradient dependent regularizers, such as nonlinear diffusion processes and total variation denoising, modify images towards…”
Get full text

Isotropic multichannel total variation framework for joint reconstruction of multicontrast parallel MRI by Esfahani, Erfan Ebrahim

“…: To develop a synergistic image reconstruction framework that exploits multicontrast (MC), multicoil, and compressed sensing (CS) redundancies in magnetic…”
Get more information

Image enhancement variational methods for enabling strong cost reduction in OLED‐based point‐of‐care immunofluorescent diagnostic systems by Lazzaro, D., Morigi, S., Melpignano, P., Loli Piccolomini, E., Benini, L.

“…Immunofluorescence diagnostic systems cost is often dominated by high‐sensitivity, low‐noise CCD‐based cameras that are used to acquire the fluorescence…”
Get full text

Whiteness-based parameter selection for Poisson data in variational image processing by Bevilacqua, Francesca, Lanza, Alessandro, Pragliola, Monica, Sgallari, Fiorella

“…We propose a novel automatic parameter selection strategy for variational imaging problems under Poisson noise corruption. The selection of a suitable…”
Get full text

Estimation of optimal PDE-based denoising in the SNR sense by Gilboa, G., Sochen, N., Zeevi, Y.Y.

“…This paper is concerned with finding the best partial differential equation-based denoising process, out of a set of possible ones. We focus on either finding…”
Get full text

Contour Stencils and Variational Image Processing by Getreuer, Pascal Tom

“…The first part of this thesis is on contour stencils, a new method for edge adaptive image processing. We focus particularly on image zooming, which is the…”
Get full text

Recovery of CT stroke hypodensity – An adaptive variational approach by Przelaskowski, Artur

“…•We designed and verified computerized support of acute stroke diagnosis.•Novelty is application of integrated variational approach to detect ischemic…”
Get full text

Convex Variational Image Restoration with Histogram Priors by Swoboda, Paul, Schnörr, Christoph

“…We present a novel variational approach to image restoration (e.g., denoising, inpainting, labeling) that enables us to complement established variational…”
Get full text

Variational image processing algorithms for the stereoscopic space-time reconstruction of water waves by Bonet, Guillermo Gallego

“…A novel video observational method for the space-time stereoscopic reconstruction of dynamic surfaces representable as graphs, such as ocean waves, is…”
Get full text

First order algorithms in variational image processing by Burger, Martin, Sawatzky, Alex, Steidl, Gabriele

“…Variational methods in imaging are nowadays developing towards a quite universal and flexible tool, allowing for highly successful approaches on tasks like…”
Get full text

US Patent Issued to Sony, Sony Electronics on Jan. 21 for "Block-based variational image processing method" (California Inventor)

Get full text

Modeling Multigrid Algorithms for Variational Imaging by Dietrich, Isabel, German, Reinhard, Koestler, Harald, Ruede, Ulrich

“…UML-based modeling is becoming increasingly popular in many software development projects. One of the key aspects is the possibility to support automatic code…”
Get full text

An accelerated alternating direction method of multiplier for MRI with TV regularisation by Zhu, ZhiBin, Ding, YueHong, Liu, Ying, Huang, JiaQi

“…) plays a key role in the variational image processing problem. This paper aims to improve the quality of MRI and shorten the reconstruction time…”
Get full text

Fast Alternating Direction Optimization Methods by Goldstein, Tom, O'Donoghue, Brendan, Setzer, Simon, Baraniuk, Richard

“… These methods have become particularly important in the field of variational image processing, which frequently requires the minimization of nondifferentiable objectives…”
Get full text

Unsupervised learning of multi-task deep variational model by Tan, Lu, Li, Ling, Liu, Wan-Quan, An, Sen-Jian, Munyard, Kylie

“… Technically, it can properly incorporate the CNN based deep image prior (DIP) architecture into the classic variational image processing models…”
Get full text