Results 61 to 70 of about 16,544 (207)

ESORecon‐Net: A Novel Framework for Enhanced Brain MRI Image Reconstruction Using Echo State Networks and Osprey Optimization

open access: yesIET Software, Volume 2026, Issue 1, 2026.
This study uses advanced approaches on the enlarged BRATS dataset to increase brain magnetic resonance imaging (MRI) image reconstruction accuracy and reliability. This study addresses MRI image processing issues such as noise, artifacts, and high‐quality reconstruction. These traits are essential for brain tumor detection and analysis.
N. Sashi Prabha   +2 more
wiley   +1 more source

Texture-Aware Deblurring for Remote Sensing Images Using $ \ell _0$-Based Deblurring and $ \ell _2$-Based Fusion

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
This article presents an image deblurring method using ℓ0-norm-based deblurring and ℓ2-norm-based texture-aware image fusion for remote sensing images.
Heunseung Lim   +4 more
doaj   +1 more source

EQAdap: Equipollent Domain Adaptation Approach to Image Deblurring

open access: yesIEEE Access, 2022
In this paper, we present an end-to-end unsupervised domain adaptation approach to image deblurring. This work focuses on learning and generalizing the complex latent space of the source domain and transferring the extracted information to the unlabeled ...
Ibsa Jalata   +5 more
doaj   +1 more source

Solving Inverse Problems with Piecewise Linear Estimators: From Gaussian Mixture Models to Structured Sparsity

open access: yes, 2010
A general framework for solving image inverse problems is introduced in this paper. The approach is based on Gaussian mixture models, estimated via a computationally efficient MAP-EM algorithm. A dual mathematical interpretation of the proposed framework
Mallat, Stéphane   +2 more
core   +3 more sources

Regularization by Global DGMRES Method for Ill‐Posed Matrix Equation AXB = G

open access: yesAdvances in Mathematical Physics, Volume 2026, Issue 1, 2026.
In this article, we deal with the solution of the linear, large‐size, and ill‐posed matrix equation AXB = G, whose matrix G is contaminated with noise. We apply Tikhonov regularization in combination with the Gl‐DGMRES method to mitigate the effect of noise.
Vahid Hosseinabadi   +2 more
wiley   +1 more source

Real-time image acquisition and deblurring for underwater gravel extraction by smartphone

open access: yesInternational Journal of Automation and Smart Technology, 2014
Gravel size distribution is an important aspect of stream investigation. Using water photography to determine such distribution is a simple and cost-effective approach for gathering instream gravel information.
Ming-Fu Chen   +4 more
doaj   +1 more source

Adult brain T1 and T2 values measured at 3 T using magnetic resonance fingerprinting with phantom validation

open access: yesJournal of Applied Clinical Medical Physics, Volume 26, Issue 12, December 2025.
Abstract Background For clinical implementation of quantitative MRI methods, it is necessary to understand the expected range of nominally healthy tissue properties. Additionally, to compare measurements across MRI systems or provide guidance for clinically meaningful change, these nominally healthy measurements should be completed with phantom ...
Kalina V. Jordanova   +7 more
wiley   +1 more source

Learning Blind Motion Deblurring

open access: yes, 2017
As handheld video cameras are now commonplace and available in every smartphone, images and videos can be recorded almost everywhere at anytime. However, taking a quick shot frequently yields a blurry result due to unwanted camera shake during recording ...
Hirsch, Michael   +3 more
core   +1 more source

AKG‐VO: Adaptive Keyframe Generation Method for Improving Visual Odometry in Autonomous Vehicles

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 12, December 2025.
An adaptive keyframe generation method for pose estimation is proposed, incorporating optical flow‐based interframe gap estimation and video frame interpolation techniques. By limiting interframe gaps, meaningful keyframes are generated to enhance tracking reliability.
Donghyun Lee   +3 more
wiley   +1 more source

Let's Enhance: A Deep Learning Approach to Extreme Deblurring of Text Images [PDF]

open access: green, 2022
Theophil Trippe   +3 more
openalex   +1 more source

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