English
Related papers

Related papers: ORRN: An ODE-based Recursive Registration Network …

200 papers

Pedestrian dead reckoning is a challenging task due to the low-cost inertial sensor error accumulation. Recent research has shown that deep learning methods can achieve impressive performance in handling this issue. In this letter, we…

Robotics · Computer Science 2022-06-09 Boxuan Chen , Ruifeng Zhang , Shaochu Wang , Liqiang Zhang , Yu Liu

Bilinear models that decompose dynamic data to spatial and temporal factors are powerful and memory-efficient tools for the recovery of dynamic MRI data. These methods rely on sparsity and energy compaction priors on the factors to…

Image and Video Processing · Electrical Eng. & Systems 2021-07-01 Abdul Haseeb Ahmed , Prashant Nagpal , Mathews Jacob

Optical diffraction tomography (ODT) is an emerging 3D imaging technique that is used for the 3D reconstruction of the refractive index (RI) for semi-transparent samples. Various inverse models have been proposed to reconstruct the 3D RI…

Optics · Physics 2022-06-13 Ahmed B. Ayoub , Amirhossein Saba , Carlo Gigli , Demetri Psaltis

When choosing a deformable image registration (DIR) approach for images with large deformations and content mismatch, the realism of found transformations often needs to be traded off against the required runtime. DIR approaches using deep…

Computer Vision and Pattern Recognition · Computer Science 2025-01-29 Georgios Andreadis , Eduard Ruiz Munné , Thomas H. W. Bäck , Peter A. N. Bosman , Tanja Alderliesten

Discriminative learning based on convolutional neural networks (CNNs) aims to perform image restoration by learning from training examples of noisy-clean image pairs. It has become the go-to methodology for tackling image restoration and…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Junaid Malik , Serkan Kiranyaz , Moncef Gabbouj

As augmented reality and virtual reality applications gain popularity, image processing for OmniDirectional Images (ODIs) has attracted increasing attention. OmniDirectional Image Super-Resolution (ODISR) is a promising technique for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Cuixin Yang , Rongkang Dong , Kin-Man Lam , Yuhang Zhang , Guoping Qiu

Registration networks have shown great application potentials in medical image analysis. However, supervised training methods have a great demand for large and high-quality labeled datasets, which is time-consuming and sometimes impractical…

Computer Vision and Pattern Recognition · Computer Science 2021-05-21 Dengqiang Jia , Shangqi Gao , Qunlong Chen , Xinzhe Luo , Xiahai Zhuang

Phase-contrast magnetic resonance imaging (MRI) provides time-resolved quantification of blood flow dynamics that can aid clinical diagnosis. Long in vivo scan times due to repeated three-dimensional (3D) volume sampling over cardiac phases…

Image and Video Processing · Electrical Eng. & Systems 2020-04-22 Valery Vishnevskiy , Jonas Walheim , Sebastian Kozerke

4D Computed Tomography (4DCT) is widely used for many clinical applications such as radiotherapy treatment planning, PET and ventilation imaging. However, common 4DCT methods reconstruct multiple breath cycles into a single, arbitrary…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Yuliang Huang , Bjoern Eiben , Kris Thielemans , Jamie R. McClelland

We propose to learn a low-dimensional probabilistic deformation model from data which can be used for registration and the analysis of deformations. The latent variable model maps similar deformations close to each other in an encoding…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Julian Krebs , Hervé Delingette , Boris Mailhé , Nicholas Ayache , Tommaso Mansi

Registration between preoperative CT and intraoperative laparoscopic video plays a crucial role in augmented reality (AR) guidance for minimally invasive surgery. Learning-based methods have recently achieved registration errors comparable…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Hanyuan Zhang , Lucas He , Zijie Cheng , Abdolrahim Kadkhodamohammadi , Danail Stoyanov , Brian R. Davidson , Evangelos B. Mazomenos , Matthew. J Clarkson

Optical time-domain reflectometry (OTDR) is the basis for distributed time-domain optical fiber sensing techniques. By injecting pulse light into an optical fiber, the distance information of an event can be obtained based on the time of…

Signal Processing · Electrical Eng. & Systems 2022-03-18 Hao Wu , Ming Tang

Diffeomorphic image registration, offering smooth transformation and topology preservation, is required in many medical image analysis tasks.Traditional methods impose certain modeling constraints on the space of admissible transformations…

Computer Vision and Pattern Recognition · Computer Science 2022-11-03 Kun Han , Shanlin sun , Xiangyi Yan , Chenyu You , Hao Tang , Junayed Naushad , Haoyu Ma , Deying Kong , Xiaohui Xie

PURPOSE: Demonstrate a novel fast method for reconstruction of multi-dimensional MR Fingerprinting (MRF) data using Deep Learning methods. METHODS: A neural network (NN) is defined using the TensorFlow framework and trained on simulated MRF…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Ouri Cohen , Bo Zhu , Matthew S. Rosen

Conventional approaches to image registration consist of time consuming iterative methods. Most current deep learning (DL) based registration methods extract deep features to use in an iterative setting. We propose an end-to-end DL method…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Dwarikanath Mahapatra

Deformable image registration (DIR) remains a fundamental yet challenging problem in medical image analysis, largely due to the prohibitively high-dimensional deformation space of dense displacement fields and the scarcity of voxel-level…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Runxun Zhang , Yizhou Liu , Li Dongrui , Bo XU , Jingwei Wei

Forecasting motion of a specific target object is a common problem for surgical interventions, e.g. for localization of a target region, guidance for surgical interventions, or motion compensation. Optical coherence tomography (OCT) is an…

Image and Video Processing · Electrical Eng. & Systems 2020-06-02 Marcel Bengs , Nils Gessert , Alexander Schlaefer

Paired inspiratory-expiratory CT scans enable the quantification of gas trapping due to small airway disease and emphysema by analyzing lung tissue motion in COPD patients. Deformable image registration of these scans assesses regional lung…

In occluded person re-identification(ReID), severe occlusions lead to a significant amount of irrelevant information that hinders the accurate identification of individuals. These irrelevant cues primarily stem from background interference…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Zhaoyong Wang , Yujie Liu , Mingyue Li , Wenxin Zhang , Zongmin Li

Autograd-based software packages have recently renewed interest in image registration using homography and other geometric models by gradient descent and optimization, e.g., AirLab and DRMIME. In this work, we emphasize on using complex…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Abhishek Nan , Matthew Tennant , Uriel Rubin , Nilanjan Ray
‹ Prev 1 8 9 10 Next ›