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Pretrained segmentation models for cardiac magnetic resonance imaging (MRI) struggle to generalize across different imaging sequences due to significant variations in image contrast. These variations arise from changes in imaging protocols,…

计算机视觉与模式识别 · 计算机科学 2025-09-01 Yidong Zhao , Peter Kellman , Hui Xue , Tongyun Yang , Yi Zhang , Yuchi Han , Orlando Simonetti , Qian Tao

The study of the retinal vasculature is a fundamental stage in the screening and diagnosis of many diseases. A complete retinal vascular analysis requires to segment and classify the blood vessels of the retina into arteries and veins…

图像与视频处理 · 电气工程与系统科学 2022-09-21 José Morano , Álvaro S. Hervella , Jorge Novo , José Rouco

Normal pressure hydrocephalus~(NPH) is a brain disorder associated with enlarged ventricles and multiple cognitive and motor symptoms. The degree of ventricular enlargement can be measured using magnetic resonance images~(MRIs) and…

图像与视频处理 · 电气工程与系统科学 2023-03-07 Yuli Wang , Anqi Feng , Yuan Xue , Lianrui Zuo , Yihao Liu , Ari M. Blitz , Mark G. Luciano , Aaron Carass , Jerry L. Prince

Segmenting a structural magnetic resonance imaging (MRI) scan is an important pre-processing step for analytic procedures and subsequent inferences about longitudinal tissue changes. Manual segmentation defines the current gold standard in…

计算机视觉与模式识别 · 计算机科学 2017-06-07 Alex Fedorov , Jeremy Johnson , Eswar Damaraju , Alexei Ozerin , Vince Calhoun , Sergey Plis

Left atrial (LA) and atrial scar segmentation from late gadolinium enhanced magnetic resonance imaging (LGE MRI) is an important task in clinical practice. %, to guide ablation therapy and predict treatment results for atrial fibrillation…

图像与视频处理 · 电气工程与系统科学 2021-11-15 Lei Li , Veronika A. Zimmer , Julia A. Schnabel , Xiahai Zhuang

Accurate segmentation of brain tissue in magnetic resonance images (MRI) is a diffcult task due to different types of brain abnormalities. Using information and features from multimodal MRI including T1, T1-weighted inversion recovery…

计算机视觉与模式识别 · 计算机科学 2019-03-07 Yongpei Zhu , Zicong Zhou , Guojun Liao , Qianxi Yang , Kehong Yuan

Accurate modeling of the vocal tract is necessary to construct articulatory representations for interpretable speech processing and linguistics. However, vocal tract modeling is challenging because many internal articulators are occluded…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Rishi Jain , Bohan Yu , Peter Wu , Tejas Prabhune , Gopala Anumanchipalli

Automatic image segmentation becomes very crucial for tumor detection in medical image processing.In general, manual and semi automatic segmentation techniques require more time and knowledge. However these drawbacks had overcome by…

计算机视觉与模式识别 · 计算机科学 2016-03-09 D. Anithadevi , K. Perumal

Background. Functional assessment of right ventricle (RV) using gated myocardial perfusion single-photon emission computed tomography (MPS) heavily relies on the precise extraction of right ventricular contours. In this paper, we present a…

图像与视频处理 · 电气工程与系统科学 2023-12-22 Chen Zhao , Shi Shi , Zhuo He , Cheng Wang , Zhongqiang Zhao , Xinli Li , Yanli Zhou , Weihua Zhou

Surgical image segmentation is essential for robot-assisted surgery and intraoperative guidance. However, existing methods are constrained to predefined categories, produce one-shot predictions without adaptive refinement, and lack…

计算机视觉与模式识别 · 计算机科学 2026-02-11 Ange Lou , Yamin Li , Qi Chang , Nan Xi , Luyuan Xie , Zichao Li , Tianyu Luan

This paper presents a large publicly available multi-center lumbar spine magnetic resonance imaging (MRI) dataset with reference segmentations of vertebrae, intervertebral discs (IVDs), and spinal canal. The dataset includes 447 sagittal T1…

3D echocardiography is an increasingly popular tool for assessing cardiac remodelling in the right ventricle (RV). It allows quantification of the cardiac chambers without any geometric assumptions, which is the main weakness of 2D…

图像与视频处理 · 电气工程与系统科学 2021-04-07 Gabriel Bernardino , Amir Hodzic , Helene Langet , Damien LeGallois , Mathieu De Craene , Miguel Angel González Ballester , Eric Saloux , Bart Bijnens

Multimodal MRI provides critical complementary information for accurate brain tumor segmentation. However, conventional methods struggle when certain modalities are missing due to issues such as image quality, protocol inconsistencies,…

计算机视觉与模式识别 · 计算机科学 2025-07-03 Runze Cheng , Xihang Qiu , Ming Li , Ye Zhang , Chun Li , Fei Yu

Reliable visual understanding in robot-assisted and minimally invasive surgery (RMIS/MIS) demands more than accurate masks: in clinical practice, clinicians pose language-like questions about procedural context, visibility, artefacts, and…

计算机视觉与模式识别 · 计算机科学 2026-05-25 Chengyi Zhang , Zi Ye , Ziyang Wang

The morphological structure of left ventricle segmented from cardiac magnetic resonance images can be used to calculate key clinical parameters, and it is of great significance to the accurate and efficient diagnosis of cardiovascular…

计算机视觉与模式识别 · 计算机科学 2018-09-28 Han Kang , Defeng Chen

MR imaging is a valuable diagnostic tool allowing to non-invasively visualize patient anatomy and pathology with high soft-tissue contrast. However, MRI acquisition is typically time-consuming, leading to patient discomfort and increased…

图像与视频处理 · 电气工程与系统科学 2025-12-23 Jan Nikolas Morshuis , Matthias Hein , Christian F. Baumgartner

Three-dimensional cine-MRI is of crucial importance for assessing the cardiac function. Features that describe the anatomy and function of cardiac structures (e.g. Left Ventricle (LV), Right Ventricle (RV), and Myocardium(MC)) are known to…

计算机视觉与模式识别 · 计算机科学 2017-09-12 M. Hossein Eybposh , Mohammad Haghir Ebrahim-Abadi , Mohammad Jalilpour-Monesi , Seyed Saman Saboksayr

We propose a new iterative segmentation model which can be accurately learned from a small dataset. A common approach is to train a model to directly segment an image, requiring a large collection of manually annotated images to capture the…

计算机视觉与模式识别 · 计算机科学 2018-09-13 Danielle F. Pace , Adrian V. Dalca , Tom Brosch , Tal Geva , Andrew J. Powell , Jürgen Weese , Mehdi H. Moghari , Polina Golland

Multimodal Magnetic Resonance Imaging (MRI) provides essential complementary information for analyzing brain tumor subregions. While methods using four common MRI modalities for automatic segmentation have shown success, they often face…

图像与视频处理 · 电气工程与系统科学 2024-11-14 Runze Cheng , Zhongao Sun , Ye Zhang , Chun Li

Automatic segmentation of medical images is among most demanded works in the medical information field since it saves time of the experts in the field and avoids human error factors. In this work, a method based on Conditional Adversarial…

计算机视觉与模式识别 · 计算机科学 2018-11-29 Bora Baydar , Savas Ozkan , Gozde Bozdagi Akar