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Precision assembly requires sub-millimeter corrections in contact-rich "last-millimeter" regions where visual feedback fails due to occlusion from the end-effector and workpiece. We present ReTac-ACT (Reconstruction-enhanced Tactile ACT), a…

Robotics · Computer Science 2026-03-19 Minchi Ruan , LiangQing Zhou , Hongtong Li , Zongtao Wang , ZhaoMing Lu , Jianwei Zhang , Bin Fang

Image segmentation is a crucial but challenging task that has many applications. In medical imaging for instance, intensity inhomogeneity and noise are common. In thigh muscle images, different muscles are closed packed together and there…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Haifeng Li , Weihong Guo , Jun Liu , Li Cui , Dongxing Xie

Image segmentation is a powerful computer vision technique for scene understanding. However, real-world deployment is stymied by the need for high-quality, meticulously labeled datasets. Synthetic data provides high-quality labels while…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Edward Humes , Xiaomin Lin , Boxun Hu , Rithvik Jonna , Tinoosh Mohsenin

Deformable image registration is crucial for aligning medical images in a nonlinear fashion across different modalities, allowing for precise spatial correspondence between varying anatomical structures. This paper presents NestedMorph, a…

Image and Video Processing · Electrical Eng. & Systems 2024-12-11 Gurucharan Marthi Krishna Kumar , Janine Mendola , Amir Shmuel

Registration is an important part of many clinical workflows and factually, including information of structures of interest improves registration performance. We propose a novel approach of combining segmentation information in a…

Image and Video Processing · Electrical Eng. & Systems 2020-07-07 Dwarikanath Mahapatra

Deep learning models for medical image analysis often suffer from performance degradation when applied to data from different scanners or protocols, a phenomenon known as domain shift. This study investigates this challenge in the context…

Medical Physics · Physics 2025-08-29 Peyman Sharifian , Mohammad Saber Azimi , AliReza Karimian , Hossein Arabi

Robust and accurate 2D/3D registration, which aligns preoperative models with intraoperative images of the same anatomy, is crucial for successful interventional navigation. To mitigate the challenge of a limited field of view in…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Yuxin Cui , Rui Song , Yibin Li , Max Q. -H. Meng , Zhe Min

An MRI-only adaptive radiotherapy (ART) workflow is desirable for managing interfractional changes in anatomy, but producing synthetic CT (sCT) data through paired data-driven deep learning (DL) for abdominal dose calculations remains a…

Accurate motion estimation at high acceleration factors enables rapid motion-compensated reconstruction in Magnetic Resonance Imaging (MRI) without compromising the diagnostic image quality. In this work, we introduce an attention-aware…

Image and Video Processing · Electrical Eng. & Systems 2024-04-30 Aya Ghoul , Jiazhen Pan , Andreas Lingg , Jens Kübler , Patrick Krumm , Kerstin Hammernik , Daniel Rueckert , Sergios Gatidis , Thomas Küstner

Medical image registration is a challenging task involving the estimation of spatial transformations to establish anatomical correspondence between pairs or groups of images. Recently, deep learning-based image registration methods have…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Xiang Chen , Yan Xia , Nishant Ravikumar , Alejandro F Frangi

This paper presents a method to register a pre-operative Computed-Tomography (CT) volume to a sparse set of intra-operative Ultra-Sound (US) slices. In the context of percutaneous renal puncture, the aim is to transfer planning information…

Medical Physics · Physics 2007-06-25 Antoine Leroy , Pierre Mozer , Yohan Payan , Jocelyne Troccaz

A renewed interest in upright therapy is currently driven by the availability of upright positioning and imaging systems. Aside from reduced cost, upright positioning possibly provides clinical advantages. The comparison between upright and…

Medical Physics · Physics 2024-06-18 M. C. Martire , L. Volz , C. Galeone , M. Durante , M. Pankuch , C. Graeff

The translation from Magnetic resonance imaging (MRI) to Computed tomography (CT) has been proposed as an effective solution to facilitate MRI-only clinical workflows while limiting exposure to ionizing radiation. Although numerous…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Alessandro Pesci , Valerio Guarrasi , Marco Alì , Isabella Castiglioni , Paolo Soda

Distortion of the fingerprint images leads to a decline in fingerprint recognition performance, and fingerprint registration can mitigate this distortion issue by accurately aligning two fingerprint images. Currently, fingerprint…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Yuwei Jia , Zhe Cui , Fei Su

In this work, we present a method for synthetic CT (sCT) generation from zero-echo-time (ZTE) MRI aimed at structural and quantitative accuracies of the image, with a particular focus on the accurate bone density value prediction. We…

Radiotherapists require accurate registration of MR/CT images to effectively use information from both modalities. In a typical registration pipeline, rigid or affine transformations are applied to roughly align the fixed and moving images…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Xiaoyu Bai , Fan Bai , Xiaofei Huo , Jia Ge , Tony C. W. Mok , Zi Li , Minfeng Xu , Jingren Zhou , Le Lu , Dakai Jin , Xianghua Ye , Jingjing Lu , Ke Yan

Makeup transfer is not only to extract the makeup style of the reference image, but also to render the makeup style to the semantic corresponding position of the target image. However, most existing methods focus on the former and ignore…

Computer Vision and Pattern Recognition · Computer Science 2021-12-08 Zhaoyang Sun , Yaxiong Chen , Shengwu Xiong

In this paper, we systematically evaluate the performance of adaptive adjustment of the relaxation parameters of various iterative algorithms for X-ray CT reconstruction relying on sparsity priors. Sparsity prior has been found to be an…

Medical Physics · Physics 2015-10-07 Sajib Saha , Murat Tahtali , Andrew Lambert , Mark Pickering

Imaging mass cytometry (IMC) is a relatively new technique for imaging biological tissue at subcellular resolution. In recent years, learning-based segmentation methods have enabled precise quantification of cell type and morphology, but…

Image and Video Processing · Electrical Eng. & Systems 2025-06-06 Kimberley M. Bird , Xujiong Ye , Alan M. Race , James M. Brown

Deformable registration is crucial in medical imaging. Several existing applications include lesion tracking, probabilistic atlas generation, and treatment response evaluation. However, current methods often lack robustness and…

Image and Video Processing · Electrical Eng. & Systems 2026-03-04 Yunzheng Zhu , Aichi Chien , Kimaya kulkarni , Luoting Zhuang , Stephen Park , Ricky Savjani , Daniel Low , William Hsu
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