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Related papers: Fast Predictive Image Registration

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Various multi-modal imaging sensors are currently involved at different steps of an interventional therapeutic work-flow. Cone beam computed tomography (CBCT), computed tomography (CT) or Magnetic Resonance (MR) images thereby provides…

Image and Video Processing · Electrical Eng. & Systems 2020-11-25 Luc Lafitte , Rémi Giraud , Cornel Zachiu , Mario Ries , Olivier Sutter , Antoine Petit , Olivier Seror , Clair Poignard , Baudouin Denis de Senneville

We introduce an end-to-end deep-learning framework for 3D medical image registration. In contrast to existing approaches, our framework combines two registration methods: an affine registration and a vector momentum-parameterized stationary…

Computer Vision and Pattern Recognition · Computer Science 2019-03-22 Zhengyang Shen , Xu Han , Zhenlin Xu , Marc Niethammer

Unsupervised deep-learning (DL) models were recently proposed for deformable image registration tasks. In such models, a neural-network is trained to predict the best deformation field by minimizing some dissimilarity function between the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Samah Khawaled , Moti Freiman

This work proposes NePhi, a generalizable neural deformation model which results in approximately diffeomorphic transformations. In contrast to the predominant voxel-based transformation fields used in learning-based registration…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Lin Tian , Hastings Greer , Raúl San José Estépar , Roni Sengupta , Marc Niethammer

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

Reliably and physically accurately transferring information between images through deformable image registration with large anatomical differences is an open challenge in medical image analysis. Most existing methods have two key…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Georgios Andreadis , Peter A. N. Bosman , Tanja Alderliesten

In this paper, we focus on category-level 6D pose and size estimation from monocular RGB-D image. Previous methods suffer from inefficient category-level pose feature extraction which leads to low accuracy and inference speed. To tackle…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Wei Chen , Xi Jia , Hyung Jin Chang , Jinming Duan , Linlin Shen , Ales Leonardis

Deformable image registration is widely utilized in medical image analysis, but most proposed methods fail in the situation of complex deformations. In this paper, we pre-sent a cascaded feature warping network to perform the coarse-to-fine…

Computer Vision and Pattern Recognition · Computer Science 2021-03-16 Liutong Zhang , Lei Zhou , Ruiyang Li , Xianyu Wang , Boxuan Han , Hongen Liao

Sparse-view computed tomography (CT) can be used to reduce radiation dose greatly but is suffers from severe image artifacts. Recently, the deep learning based method for sparse-view CT reconstruction has attracted a major attention.…

Image and Video Processing · Electrical Eng. & Systems 2022-11-21 Wenjun Xia , Wenxiang Cong , Ge Wang

We propose a novel non-rigid image registration algorithm that is built upon fully convolutional networks (FCNs) to optimize and learn spatial transformations between pairs of images to be registered. Different from most existing deep…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Hongming Li , Yong Fan

In medical imaging, most of the image registration methods implicitly assume a one-to-one correspondence between the source and target images (i.e., diffeomorphism). However, this is not necessarily the case when dealing with pathological…

Image and Video Processing · Electrical Eng. & Systems 2022-02-03 Matthis Maillard , Anton François , Joan Glaunès , Isabelle Bloch , Pietro Gori

Image anomaly detection consists in detecting images or image portions that are visually different from the majority of the samples in a dataset. The task is of practical importance for various real-life applications like biomedical image…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Axel De Nardin , Pankaj Mishra , Gian Luca Foresti , Claudio Piciarelli

For sequences of complex 3D shapes in time we present a general approach to detect patterns for their analysis and to predict the deformation by making use of structural components of the complex shape. We incorporate long short-term memory…

Computer Vision and Pattern Recognition · Computer Science 2020-09-09 Sara Hahner , Rodrigo Iza-Teran , Jochen Garcke

This article provides next step towards solving speed bottleneck of any system that intensively uses convolutions operations (e.g. CNN). Method described in the article is applied on deformable part models (DPM) algorithm. Method described…

Computer Vision and Pattern Recognition · Computer Science 2017-07-12 D. V. Parkhomenko , I. L. Mazurenko

U-Net style networks are commonly utilized in unsupervised image registration to predict dense displacement fields, which for high-resolution volumetric image data is a resource-intensive and time-consuming task. To tackle this challenge,…

Image and Video Processing · Electrical Eng. & Systems 2023-07-07 Xi Jia , Alexander Thorley , Alberto Gomez , Wenqi Lu , Dipak Kotecha , Jinming Duan

Image registration is an essential step in many medical image analysis tasks. Traditional methods for image registration are primarily optimization-driven, finding the optimal deformations that maximize the similarity between two images.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Shanlin Sun , Kun Han , Chenyu You , Hao Tang , Deying Kong , Junayed Naushad , Xiangyi Yan , Haoyu Ma , Pooya Khosravi , James S. Duncan , Xiaohui Xie

Pathologists need to combine information from differently stained pathology slices for accurate diagnosis. Deformable image registration is a necessary technique for fusing multi-modal pathology slices. This paper proposes a hybrid deep…

Image and Video Processing · Electrical Eng. & Systems 2024-10-28 Chulong Zhang , Yuming Jiang , Na Li , Zhicheng Zhang , Md Tauhidul Islam , Jingjing Dai , Lin Liu , Wenfeng He , Wenjian Qin , Jing Xiong , Yaoqin Xie , Xiaokun Liang

Deep Convolutional Neural Networks (DCNNs) commonly use generic `max-pooling' (MP) layers to extract deformation-invariant features, but we argue in favor of a more refined treatment. First, we introduce epitomic convolution as a building…

Computer Vision and Pattern Recognition · Computer Science 2014-12-02 George Papandreou , Iasonas Kokkinos , Pierre-André Savalle

Deformable image registration is a fundamental task in medical imaging. Due to the large computational complexity of deformable registration of volumetric images, conventional iterative methods usually face the tradeoff between the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Kaicong Sun , Sven Simon

Face Recognition has been studied for many decades. As opposed to traditional hand-crafted features such as LBP and HOG, much more sophisticated features can be learned automatically by deep learning methods in a data-driven way. In this…

Computer Vision and Pattern Recognition · Computer Science 2015-07-24 Jingtuo Liu , Yafeng Deng , Tao Bai , Zhengping Wei , Chang Huang