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Medical image registration is an important task in automated analysis of multi-modal images and temporal data involving multiple patient visits. Conventional approaches, although useful for different image types, are time consuming. Of…

Image and Video Processing · Electrical Eng. & Systems 2020-03-30 Dwarikanath Mahapatra

Port-Hamiltonian neural networks have shown promising results in the identification of nonlinear dynamics of complex systems, as their combination of physical principles with data-driven learning allows for accurate modelling. However, due…

Systems and Control · Electrical Eng. & Systems 2026-01-28 G. J. E. van Otterdijk , S. Weiland , M. Schoukens

Recent advances in deep learning-based medical image registration have shown that training deep neural networks~(DNNs) does not necessarily require medical images. Previous work showed that DNNs trained on randomly generated images with…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Junyu Chen , Shuwen Wei , Yihao Liu , Aaron Carass , Yong Du

In this paper we propose a supervised initialization scheme for cascaded face alignment based on explicit head pose estimation. We first investigate the failure cases of most state of the art face alignment approaches and observe that these…

Computer Vision and Pattern Recognition · Computer Science 2015-07-21 Heng Yang , Wenxuan Mou , Yichi Zhang , Ioannis Patras , Hatice Gunes , Peter Robinson

Medical image registration is a difficult problem. Not only a registration algorithm needs to capture both large and small scale image deformations, it also has to deal with global and local image intensity variations. In this paper we…

Computer Vision and Pattern Recognition · Computer Science 2009-07-14 Ulas Bagci , Li Bai

Lensless imaging has emerged as a potential solution towards realizing ultra-miniature cameras by eschewing the bulky lens in a traditional camera. Without a focusing lens, the lensless cameras rely on computational algorithms to recover…

Image and Video Processing · Electrical Eng. & Systems 2020-10-30 Salman S. Khan , Varun Sundar , Vivek Boominathan , Ashok Veeraraghavan , Kaushik Mitra

Deep learning (DL) has led to significant improvements in medical image synthesis, enabling advanced image-to-image translation to generate synthetic images. However, DL methods face challenges such as domain shift and high demands for…

Image and Video Processing · Electrical Eng. & Systems 2024-02-20 Savannah P. Hays , Lianrui Zuo , Yihao Liu , Anqi Feng , Jiachen Zhuo , Jerry L. Prince , Aaron Carass

In contrast to comparing faces via single exemplars, matching sets of face images increases robustness and discrimination performance. Recent image set matching approaches typically measure similarities between subspaces or manifolds, while…

Computer Vision and Pattern Recognition · Computer Science 2013-03-13 Conrad Sanderson , Mehrtash T. Harandi , Yongkang Wong , Brian C. Lovell

Affinity graph-based segmentation methods have become a major trend in computer vision. The performance of these methods relies on the constructed affinity graph, with particular emphasis on the neighborhood topology and pairwise affinities…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Yang Zhang , Moyun Liu , Huiming Zhang , Guodong Sun , Jingwu He

In this paper, we propose three novel and important methods for the registration of histological images for 3D reconstruction. First, possible intensity variations and nonstandardness in images are corrected by an intensity standardization…

Computer Vision and Pattern Recognition · Computer Science 2009-07-21 Ulas Bagci , Li Bai

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

Registration is an essential tool in image analysis. Deep learning based alternatives have recently become popular, achieving competitive performance at a faster speed. However, many contemporary techniques are limited to volumetric…

Image and Video Processing · Electrical Eng. & Systems 2021-09-29 Balder Croquet , Daan Christiaens , Seth M. Weinberg , Michael Bronstein , Dirk Vandermeulen , Peter Claes

We present a novel multilevel approach for deep learning based image registration. Recently published deep learning based registration methods have shown promising results for a wide range of tasks. However, these algorithms are still…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Alessa Hering , Bram van Ginneken , Stefan Heldmann

Image segmentation is an essential component in many image processing and computer vision tasks. The primary goal of image segmentation is to simplify an image for easier analysis, and there are two broad approaches for achieving this: edge…

Computer Vision and Pattern Recognition · Computer Science 2021-12-24 J. N. Mueller , J. N. Corcoran

We introduce a deep encoder-decoder architecture for image deformation prediction from multimodal images. Specifically, we design an image-patch-based deep network that jointly (i) learns an image similarity measure and (ii) the…

Computer Vision and Pattern Recognition · Computer Science 2017-04-03 Xiao Yang , Roland Kwitt , Martin Styner , Marc Niethammer

With the continuous development of underwater vision technology, more and more remote sensing images could be obtained. In the underwater scene, sonar sensors are currently the most effective remote perception devices, and the sonar images…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Xiaoteng Zhou , Changli Yu , Xin Yuan , Yi Wu , Haijun Feng , Citong Luo

We here introduce a novel classification approach adopted from the nonlinear model identification framework, which jointly addresses the feature selection and classifier design tasks. The classifier is constructed as a polynomial expansion…

Machine Learning · Computer Science 2016-07-29 Aida Brankovic , Alessandro Falsone , Maria Prandini , Luigi Piroddi

In this paper, we focus on addressing the open-set face identification problem on a few-shot gallery by fine-tuning. The problem assumes a realistic scenario for face identification, where only a small number of face images is given for…

Computer Vision and Pattern Recognition · Computer Science 2023-01-09 Hojin Park , Jaewoo Park , Andrew Beng Jin Teoh

We propose a novel low-rank initialization framework for training low-rank deep neural networks -- networks where the weight parameters are re-parameterized by products of two low-rank matrices. The most successful prior existing approach,…

Machine Learning · Computer Science 2022-05-23 Kiran Vodrahalli , Rakesh Shivanna , Maheswaran Sathiamoorthy , Sagar Jain , Ed H. Chi

Misalignments between multi-modality images pose challenges in image fusion, manifesting as structural distortions and edge ghosts. Existing efforts commonly resort to registering first and fusing later, typically employing two cascaded…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Di Wang , Jinyuan Liu , Long Ma , Risheng Liu , Xin Fan