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Convolutional neural networks (CNNs) have recently proven their excellent ability to segment 2D cardiac ultrasound images. However, the majority of attempts to perform full-sequence segmentation of cardiac ultrasound videos either rely on…

计算机视觉与模式识别 · 计算机科学 2023-06-19 Phi Nguyen Van , Hieu Pham Huy , Long Tran Quoc

Accurate tracking of an anatomical landmark over time has been of high interests for disease assessment such as minimally invasive surgery and tumor radiation therapy. Ultrasound imaging is a promising modality benefiting from low-cost and…

计算机视觉与模式识别 · 计算机科学 2023-02-01 Zhihua Liu , Bin Yang , Yan Shen , Xuejun Ni , Huiyu Zhou

The accurate tracking of live cells using video microscopy recordings remains a challenging task for popular state-of-the-art image processing based object tracking methods. In recent years, several existing and new applications have…

图像与视频处理 · 电气工程与系统科学 2025-02-03 Gergely Szabó , Paolo Bonaiuti , Andrea Ciliberto , András Horváth

Retinal image registration plays an important role in the ophthalmological diagnosis process. Since there exist variances in viewing angles and anatomical structures across different retinal images, keypoint-based approaches become the…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Yepeng Liu , Baosheng Yu , Tian Chen , Yuliang Gu , Bo Du , Yongchao Xu , Jun Cheng

Echocardiogram video plays a crucial role in analysing cardiac function and diagnosing cardiac diseases. Current deep neural network methods primarily aim to enhance diagnosis accuracy by incorporating prior knowledge, such as segmenting…

图像与视频处理 · 电气工程与系统科学 2024-10-29 Jiewen Yang , Yiqun Lin , Bin Pu , Jiarong Guo , Xiaowei Xu , Xiaomeng Li

Cartograms are a technique for visually representing geographically distributed statistical data, where values of a numerical attribute are mapped to the size of geographic regions. Contiguous cartograms preserve the adjacencies of the…

计算几何 · 计算机科学 2026-04-16 Vladimir Molchanov , Hennes Rave , Lars Linsen

Acquiring annotated data at scale with rare diseases or conditions remains a challenge. It would be extremely useful to have a method that controllably synthesizes images that can correct such underrepresentation. Assuming a proper latent…

图像与视频处理 · 电气工程与系统科学 2021-07-06 Spyridon Thermos , Xiao Liu , Alison O'Neil , Sotirios A. Tsaftaris

Methods that are resilient to artifacts in the cardiac magnetic resonance imaging (MRI) while performing ventricle segmentation, are crucial for ensuring quality in structural and functional analysis of those tissues. While there has been…

图像与视频处理 · 电气工程与系统科学 2022-09-21 Carles Garcia-Cabrera , Eric Arazo , Kathleen M. Curran , Noel E. O'Connor , Kevin McGuinness

Cardiac T1 mapping can evaluate various clinical symptoms of myocardial tissue. However, there is currently a lack of effective, robust, and efficient methods for motion correction in cardiac T1 mapping. In this paper, we propose a deep…

计算机视觉与模式识别 · 计算机科学 2024-10-16 Chiyi Huang , Longwei Sun , Dong Liang , Haifeng Liang , Hongwu Zeng , Yanjie Zhu

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…

计算机视觉与模式识别 · 计算机科学 2019-03-15 Adrian V. Dalca , Guha Balakrishnan , John Guttag , Mert R. Sabuncu

Humans exhibit complex motions that vary depending on the task that they are performing, the interactions they engage in, as well as subject-specific preferences. Therefore, forecasting future poses based on the history of the previous…

计算机视觉与模式识别 · 计算机科学 2023-05-22 Tharindu Fernando , Harshala Gammulle , Sridha Sridharan , Simon Denman , Clinton Fookes

Deep Learning in Image Registration (DLIR) methods have been tremendously successful in image registration due to their speed and ability to incorporate weak label supervision at training time. However, existing DLIR methods forego many of…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Rohit Jena , Pratik Chaudhari , James C. Gee

The deformable registration of images of different modalities, essential in many medical imaging applications, remains challenging. The main challenge is developing a robust measure for image overlap despite the compared images capturing…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Joel Honkamaa , Pekka Marttinen

Photographing optoelectronic displays often introduces unwanted moir\'e patterns due to analog signal interference between the pixel grids of the display and the camera sensor arrays. This work identifies two problems that are largely…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Jinming Cao , Sicheng Shen , Qiu Zhou , Yifang Yin , Yangyan Li , Roger Zimmermann

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…

图像与视频处理 · 电气工程与系统科学 2022-02-03 Matthis Maillard , Anton François , Joan Glaunès , Isabelle Bloch , Pietro Gori

Medical image registration is a fundamental task in medical image analysis, enabling the alignment of images from different modalities or time points. However, intensity inconsistencies and nonlinear tissue deformations pose significant…

计算机视觉与模式识别 · 计算机科学 2026-04-23 Eytan Kats , Christoph Grossbroehmer , Ziad Al-Haj Hemidi , Fenja Falta , Wiebke Heyer , Mattias P. Heinrich

Cardiac deformation is a crucial biomarker for the evaluation of cardiac function. Current methods for estimating cardiac strain might underestimate local deformation due to through-plane motion and segmental averaging. Mesh-based mapping…

组织与器官 · 定量生物学 2025-04-07 Beatrice Moscoloni , Patrick Segers , Mathias Peirlinck

We present a deep learning model to automatically generate computer models of the human heart from patient imaging data with an emphasis on its capability to generate thin-walled cardiac structures. Our method works by deforming a template…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Arjun Narayanan , Fanwei Kong , Shawn Shadden

Accurate segmentation and motion estimation of myocardium have always been important in clinic field, which essentially contribute to the downstream diagnosis. However, existing methods cannot always guarantee the shape integrity for…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Xiaoling Hu , Xiao Chen , Yikang Liu , Eric Z. Chen , Terrence Chen , Shanhui Sun

Magnetic resonance imaging (MRI) nowadays serves as an important modality for diagnostic and therapeutic guidance in clinics. However, the {\it slow acquisition} process, the dynamic deformation of organs, as well as the need for {\it…

机器学习 · 计算机科学 2016-09-15 Morteza Mardani , Georgios B. Giannakis , Kamil Ugurbil
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