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Generative image codecs aim to optimize perceptual quality, producing realistic and detailed reconstructions. However, they often overlook a key property of human vision: our tendency to focus on particular aspects of a visual scene (e.g.,…

Image and Video Processing · Electrical Eng. & Systems 2026-04-02 Lucas Relic , Roberto Azevedo , Yang Zhang , Stephan Mandt , Markus Gross , Christopher Schroers

Image registration is a key component of various image processing operations which involve the analysis of different image data sets. Automatic image registration domains have witnessed the application of many intelligent methodologies over…

Computer Vision and Pattern Recognition · Computer Science 2014-05-26 P. V. Arun , S. K. Katiyar

We present a postprocessing layer for deformable image registration to make a registration field more diffeomorphic by encouraging Jacobians of the transformation to be positive. Diffeomorphic image registration is important for medical…

Image and Video Processing · Electrical Eng. & Systems 2022-02-03 Soumyadeep Pal , Matthew Tennant , Nilanjan Ray

Traditional deformable registration techniques achieve impressive results and offer a rigorous theoretical treatment, but are computationally intensive since they solve an optimization problem for each image pair. Recently, learning-based…

Computer Vision and Pattern Recognition · Computer Science 2019-03-15 Adrian V. Dalca , Guha Balakrishnan , John Guttag , Mert R. Sabuncu

Focused ion beam (FIB) tomography provides high resolution volumetric images on a micro scale. However, due to the physical acquisition process the resulting images are often corrupted by a so-called curtaining or waterfall effect. In this…

Numerical Analysis · Mathematics 2016-04-06 Jan Henrik Fitschen , Jianwei Ma , Sebastian Schuff

Diffeomorphic deformable multi-modal image registration is a challenging task which aims to bring images acquired by different modalities to the same coordinate space and at the same time to preserve the topology and the invertibility of…

Image and Video Processing · Electrical Eng. & Systems 2022-03-16 Vasiliki Sideri-Lampretsa , Georgios Kaissis , Daniel Rueckert

We show that machine learning can improve the accuracy of simulations of stress waves in one-dimensional composite materials. We propose a data-driven technique to learn nonlocal constitutive laws for stress wave propagation models. The…

Machine Learning · Computer Science 2020-12-09 Huaiqian You , Yue Yu , Stewart Silling , Marta D'Elia

Computational modeling helps neuroscientists to integrate and explain experimental data obtained through neurophysiological and anatomical studies, thus providing a mechanism by which we can better understand and predict the principles of…

Neurons and Cognition · Quantitative Biology 2023-09-22 Parvin Zarei Eskikand , David B Grayden , Tatiana Kameneva , Anthony N Burkitt , Michael R Ibbotson

Cancelable biometrics refers to a group of techniques in which the biometric inputs are transformed intentionally using a key before processing or storage. This transformation is repeatable enabling subsequent biometric comparisons. This…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Mahdi Ghafourian , Julian Fierrez , Ruben Vera-Rodriguez , Ignacio Serna , Aythami Morales

In medical image analysis, constructing an atlas, i.e. a mean representative of an ensemble of images, is a critical task for practitioners to estimate variability of shapes inside a population, and to characterise and understand how…

Over the last years, deep learning methods have become an increasingly popular choice to solve tasks from the field of inverse problems. Many of these new data-driven methods have produced impressive results, although most only give point…

Image and Video Processing · Electrical Eng. & Systems 2021-10-28 Alexander Denker , Maximilian Schmidt , Johannes Leuschner , Peter Maass

Recent advances in machine learning for medical imaging have led to impressive increases in model complexity and overall capabilities. However, the ability to discern the precise information a machine learning method is using to make…

Machine Learning · Computer Science 2020-03-17 Tatiana Fountoukidou , Raphael Sznitman

There has been great progress in understanding of anatomical and functional microcircuitry of the primate cortex. However, the fundamental principles of cortical computation - the principles that allow the visual cortex to bind retinal…

Computer Vision and Pattern Recognition · Computer Science 2016-08-24 Micah Richert , Dimitry Fisher , Filip Piekniewski , Eugene M. Izhikevich , Todd L. Hylton

We introduce a new rotationally invariant viewing angle classification method for identifying, among a large number of Cryo-EM projection images, similar views without prior knowledge of the molecule. Our rotationally invariant features are…

Biomolecules · Quantitative Biology 2014-03-19 Zhizhen Zhao , Amit Singer

Non-invasive brain imaging techniques allow understanding the behavior and macro changes in the brain to determine the progress of a disease. However, computational pathology provides a deeper understanding of brain disorders at cellular…

Image and Video Processing · Electrical Eng. & Systems 2023-01-18 Gabriel Jimenez , Daniel Racoceanu

Many real-world sequential decision-making problems can be formulated as optimal control with high-dimensional observations and unknown dynamics. A promising approach is to embed the high-dimensional observations into a lower-dimensional…

Machine Learning · Computer Science 2020-02-12 Nir Levine , Yinlam Chow , Rui Shu , Ang Li , Mohammad Ghavamzadeh , Hung Bui

Cancelable biometrics are a group of techniques to transform the input biometric to an irreversible feature intentionally using a transformation function and usually a key in order to provide security and privacy in biometric recognition…

Machine Learning · Computer Science 2023-02-20 Mahdi Ghafourian , Julian Fierrez , Ruben Vera-Rodriguez , Aythami Morales , Ignacio Serna

Imaging techniques is widely used for medical diagnostics. This leads in some cases to a real bottleneck when there is a lack of medical practitioners and the images have to be manually processed. In such a situation there is a need to…

Image and Video Processing · Electrical Eng. & Systems 2019-08-16 Samuel Gunz , Svenja Erne , Eric J. Rawdon , Garyfalia Ampanozi , Till Sieberth , Raffael Affolter , Lars C. Ebert , Akos Dobay

We propose a controllable style transfer framework based on Implicit Neural Representation that pixel-wisely controls the stylized output via test-time training. Unlike traditional image optimization methods that often suffer from unstable…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Sunwoo Kim , Youngjo Min , Younghun Jung , Seungryong Kim

Quantitative imaging biomarkers (QIB) are extracted from medical images in radiomics for a variety of purposes including noninvasive disease detection, cancer monitoring, and precision medicine. The existing methods for QIB extraction tend…

Methodology · Statistics 2021-03-23 ShengLi Tzeng , Jun Zhu , Amy Weisman , Tyler Bradshaw , Robert Jeraj