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Related papers: MyoFold: rapid Myocardial tissue and movement quan…

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We introduce EchoXFlow, a clinical echocardiography dataset for learning from ultrasound in its native acquisition geometry rather than from scan-converted Cartesian videos. Existing public datasets offer limited opportunities to study…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Elias Stenhede , Joanna Sulkowska , Eivind Bjørkan Orstad , Henrik Schirmer , Arian Ranjbar

Background: Conventional cardiovascular magnetic resonance (CMR) in paediatric and congenital heart disease uses 2D, breath-hold, balanced steady state free precession (bSSFP) cine imaging for assessment of function and cardiac-gated,…

Image and Video Processing · Electrical Eng. & Systems 2025-07-01 Mark Wrobel , Michele Pascale , Tina Yao , Ruaraidh Campbell , Elena Milano , Michael Quail , Jennifer Steeden , Vivek Muthurangu

We propose multiMap, a single scan that can generate several quantitative maps simultaneously. The sequence acquires multiple images in a time-efficient manner, which can be modeled for T_2, T2*, main- and transmit-field inhomogeneity,…

Image and Video Processing · Electrical Eng. & Systems 2020-08-04 Nicholas Dwork , Adam B. Kerr , Ethan M. I. Johnson , Corey A. Baron , Shreyas S. Vasanawala , Peder E. Z. Larson , Adam M. Bush , John Pauly

Myocardial blood flow (MBF) and flow reserve are usually quantified in the clinic with positron emission tomography (PET) using a perfusion-specific radiotracer (e.g. 82Rbchloride). However, the clinical accessibility of existing perfusion…

The choice of unfolding method for a cross-section measurement is tightly coupled to the model dependence of the efficiency correction and the overall impact of cross-section modeling uncertainties in the analysis. A key issue is the…

Data Analysis, Statistics and Probability · Physics 2025-07-14 Roger G. Huang , Andrew Cudd , Masaki Kawaue , Tatsuya Kikawa , Benjamin Nachman , Vinicius Mikuni , Callum Wilkinson

Myocardial infarction (MI) is one of the most prevalent cardiovascular diseases and consequently, a major cause for mortality and morbidity worldwide. Accurate assessment of myocardial tissue viability for post-MI patients is critical for…

Image and Video Processing · Electrical Eng. & Systems 2024-09-20 Franz Thaler , Darko Stern , Gernot Plank , Martin Urschler

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…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Chiyi Huang , Longwei Sun , Dong Liang , Haifeng Liang , Hongwu Zeng , Yanjie Zhu

Purpose: Myocardium segmentation in echocardiography videos is a challenging task due to low contrast, noise, and anatomical variability. Traditional deep learning models either process frames independently, ignoring temporal information,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Bahar Khodabakhshian , Nima Hashemi , Armin Saadat , Zahra Gholami , In-Chang Hwang , Samira Sojoudi , Christina Luong , Purang Abolmaesumi , Teresa Tsang

Cardiac motion analysis from B-mode ultrasound sequence is a key task in assessing the health of the heart. The paper proposes a new methodology for cardiac motion analysis based on the temporal behaviour of points of interest on the…

Computer Vision and Pattern Recognition · Computer Science 2016-04-26 V S R Veeravasarapu , Jayanthi Sivaswamy , Vishanji Karani

A "heart attack" or myocardial infarction (MI), occurs when an artery supplying blood to the heart is abruptly occluded. The "gold standard" method for imaging MI is Cardiovascular Magnetic Resonance Imaging (MRI), with intravenously…

Image and Video Processing · Electrical Eng. & Systems 2023-03-22 Shuihua Wang , Ahmed M. S. E. K Abdelaty , Kelly Parke , J Ranjit Arnold , Gerry P McCann , Ivan Y Tyukin

Incorporating temporal information effectively is important for accurate 3D human motion estimation and generation which have wide applications from human-computer interaction to AR/VR. In this paper, we present MoManifold, a novel human…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Ziqiang Dang , Tianxing Fan , Boming Zhao , Xujie Shen , Lei Wang , Guofeng Zhang , Zhaopeng Cui

Many ncRNAs function through RNA-RNA interactions. Fast and reliable RNA structure prediction with consideration of RNA-RNA interaction is useful. Some existing tools are less accurate due to omitting the competing of intermolecular and…

Biomolecules · Quantitative Biology 2022-10-28 He Zhang , Sizhen Li , Liang Zhang , David H. Mathews , Liang Huang

Early detection and localization of myocardial infarction (MI) can reduce the severity of cardiac damage through timely treatment interventions. In recent years, deep learning techniques have shown promise for detecting MI in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Nguyen Tuan , Phi Nguyen , Dai Tran , Hung Pham , Quang Nguyen , Thanh Le , Hanh Van , Bach Do , Phuong Tran , Vinh Le , Thuy Nguyen , Long Tran , Hieu Pham

Deep learning methods for point tracking are applicable in 2D echocardiography, but do not yet take advantage of domain specifics that enable extremely fast and efficient configurations. We developed MyoTracker, a low-complexity…

Image and Video Processing · Electrical Eng. & Systems 2025-03-14 Artem Chernyshov , John Nyberg , Vegard Holmstrøm , Md Abulkalam Azad , Bjørnar Grenne , Håvard Dalen , Svein Arne Aase , Lasse Lovstakken , Andreas Østvik

In medical science, it is very important to gather multiple data on different diseases and one of the most important objectives of the data is to investigate the diseases. Myocardial infarction is a serious risk factor in mortality and in…

Machine Learning · Computer Science 2021-12-16 Tanya Aghazadeh , Mostafa Bagheri

Cardiac motion estimation and segmentation play important roles in quantitatively assessing cardiac function and diagnosing cardiovascular diseases. In this paper, we propose a novel deep learning method for joint estimation of motion and…

Computer Vision and Pattern Recognition · Computer Science 2018-06-12 Chen Qin , Wenjia Bai , Jo Schlemper , Steffen E. Petersen , Stefan K. Piechnik , Stefan Neubauer , Daniel Rueckert

Myocardial infarction (MI) is a leading cause of death worldwide. Late gadolinium enhancement (LGE) and T2-weighted cardiac magnetic resonance (CMR) imaging can respectively identify scarring and edema areas, both of which are essential for…

Image and Video Processing · Electrical Eng. & Systems 2025-07-04 Wangbin Ding , Lei Li , Junyi Qiu , Bogen Lin , Mingjing Yang , Liqin Huang , Lianming Wu , Sihan Wang , Xiahai Zhuang

Muscle synergies have recently been utilised in myoelectric control systems. Thus far, all proposed synergy-based systems rely on matrix factorisation methods. However, this is limited in terms of task-dimensionality. Here, the potential…

Signal Processing · Electrical Eng. & Systems 2021-07-08 Ahmed Ebied , Eli Kinney-Lang , Javier Escudero

We present a novel automated method to segment the myocardium of both left and right ventricles in MRI volumes. The segmentation is consistent in 3D across the slices such that it can be directly used for mesh generation. Two specific…

Computer Vision and Pattern Recognition · Computer Science 2018-03-30 Qiao Zheng , Hervé Delingette , Nicolas Duchateau , Nicholas Ayache

Purpose: To develop and evaluate a free-breathing respiratory motion compensated 4D (3D+respiration) $T_2$-weighted turbo spin echo sequence with application to radiology and MR-guided radiotherapy. Methods: k-space data are continuously…