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A volumetric attention(VA) module for 3D medical image segmentation and detection is proposed. VA attention is inspired by recent advances in video processing, enables 2.5D networks to leverage context information along the z direction, and…

图像与视频处理 · 电气工程与系统科学 2020-04-07 Xudong Wang , Shizhong Han , Yunqiang Chen , Dashan Gao , Nuno Vasconcelos

With the advent of Cardiac Cine Magnetic Resonance (CMR) Imaging, there has been a paradigm shift in medical technology, thanks to its capability of imaging different structures within the heart without ionizing radiation. However, it is…

图像与视频处理 · 电气工程与系统科学 2020-04-07 S. M. Kamrul Hasan , Cristian A. Linte

For compression fracture detection and evaluation, an automatic X-ray image segmentation technique that combines deep-learning and level-set methods is proposed. Automatic segmentation is much more difficult for X-ray images than for CT or…

医学物理 · 物理学 2019-04-17 Kang Cheol Kim , Hyun Cheol Cho , Tae Jun Jang , Jong Mun Choi , Jin Keun Seo

The identification of pulmonary lobes is of great importance in disease diagnosis and treatment. A few lung diseases have regional disorders at lobar level. Thus, an accurate segmentation of pulmonary lobes is necessary. In this work, we…

计算机视觉与模式识别 · 计算机科学 2019-09-25 Wenjia Wang , Junxuan Chen , Jie Zhao , Ying Chi , Xuansong Xie , Li Zhang , Xiansheng Hua

Automatic lymph node (LN) segmentation and detection for cancer staging are critical. In clinical practice, computed tomography (CT) and positron emission tomography (PET) imaging detect abnormal LNs. Despite its low contrast and variety in…

图像与视频处理 · 电气工程与系统科学 2022-12-23 Al-Akhir Nayan , Boonserm Kijsirikul , Yuji Iwahori

Automatic segmentation of hepatic lesions in computed tomography (CT) images is a challenging task to perform due to heterogeneous, diffusive shape of tumors and complex background. To address the problem more and more researchers rely on…

图像与视频处理 · 电气工程与系统科学 2019-09-18 Dina B. Efremova , Dmitry A. Konovalov , Thanongchai Siriapisith , Worapan Kusakunniran , Peter Haddawy

Before analy z ing the CT image, it is very important to segment the heart image, and the left ve ntricular (LV) inner and outer membrane segmentation is one of the most important contents. However, manual segmentation is tedious and time…

图像与视频处理 · 电气工程与系统科学 2021-07-26 Xinyang Wu

The appearance and structure of blood vessels in retinal images have an important role in diagnosis of diseases. This paper proposes a method for automatic retinal vessel segmentation. In this work, a novel preprocessing based on local…

计算机视觉与模式识别 · 计算机科学 2013-12-31 Saeid Fazli , Sevin Samadi

In this paper we introduce a novel and accurate optimisation method for segmentation of cardiac MR (CMR) images in patients with pulmonary hypertension (PH). The proposed method explicitly takes into account the image features learned from…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Jinming Duan , Jo Schlemper , Wenjia Bai , Timothy J W Dawes , Ghalib Bello , Georgia Doumou , Antonio De Marvao , Declan P O'Regan , Daniel Rueckert

Purpose: Segmentation of liver vessels from CT images is indispensable prior to surgical planning and aroused broad range of interests in the medical image analysis community. Due to the complex structure and low contrast background,…

图像与视频处理 · 电气工程与系统科学 2021-11-23 Mian Wu , Yinling Qian , Xiangyun Liao , Qiong Wang , Pheng-Ann Heng

Cardiac MR image segmentation is essential for the morphological and functional analysis of the heart. Inspired by how experienced clinicians assess the cardiac morphology and function across multiple standard views (i.e. long- and…

图像与视频处理 · 电气工程与系统科学 2019-12-18 Chen Chen , Carlo Biffi , Giacomo Tarroni , Steffen Petersen , Wenjia Bai , Daniel Rueckert

Deep fully convolutional neural network (FCN) based architectures have shown great potential in medical image segmentation. However, such architectures usually have millions of parameters and inadequate number of training samples leading to…

计算机视觉与模式识别 · 计算机科学 2018-01-17 Mahendra Khened , Varghese Alex Kollerathu , Ganapathy Krishnamurthi

Cardio-cerebrovascular diseases are the leading causes of mortality worldwide, whose accurate blood vessel segmentation is significant for both scientific research and clinical usage. However, segmenting cardio-cerebrovascular structures…

图像与视频处理 · 电气工程与系统科学 2024-04-03 Nazik Elsayed , Yousuf Babiker M. Osman , Cheng Li , Jiong Zhang , Shanshan Wang

Purpose: Lung nodule segmentation, i.e., the algorithmic delineation of the lung nodule surface, is a fundamental component of computational nodule analysis pipelines. We propose a new method for segmentation that is a machine learning…

图像与视频处理 · 电气工程与系统科学 2021-01-20 Matthew C Hancock , Jerry F Magnan

The echocardiographic measurement of left ventricular ejection fraction (LVEF) is fundamental to the diagnosis and classification of patients with heart failure (HF). In order to quantify LVEF automatically and accurately, this paper…

Accurate reorientation and segmentation of the left ventricular (LV) is essential for the quantitative analysis of myocardial perfusion imaging (MPI), in which one critical step is to reorient the reconstructed transaxial nuclear cardiac…

图像与视频处理 · 电气工程与系统科学 2023-10-17 Yangfan Ni , Duo Zhang , Gege Ma , Lijun Lu , Zhongke Huang , Wentao Zhu

Medical imaging has been employed to support medical diagnosis and treatment. It may also provide crucial information to surgeons to facilitate optimal surgical preplanning and perioperative management. Essentially, semi-automatic organ and…

图像与视频处理 · 电气工程与系统科学 2021-01-26 K. E. Sengun , Y. T. Cetin , M. S Guzel , S. Can , E. Bostanci

Segmentation of medical images is a challenging task owing to their complexity. A standard segmentation problem within Magnetic Resonance Imaging (MRI) is the task of labeling voxels according to their tissue type. Image segmentation…

计算机视觉与模式识别 · 计算机科学 2013-04-02 G. Geethu Lakshmi

Lung cancer is a leading cause of death in most countries of the world. Since prompt diagnosis of tumors can allow oncologists to discern their nature, type and the mode of treatment, tumor detection and segmentation from CT Scan images is…

图像与视频处理 · 电气工程与系统科学 2021-11-18 Farhanaz Farheen , Md. Salman Shamil , Nabil Ibtehaz , M. Sohel Rahman

Background. With the rise of highly portable, wireless, and low-cost ultrasound devices and automatic ultrasound acquisition techniques, an automated interpretation method requiring only a limited set of views as input could make…

图像与视频处理 · 电气工程与系统科学 2025-04-29 Li-Hsin Cheng , Pablo B. J. Bosch , Rutger F. H. Hofman , Timo B. Brakenhoff , Eline F. Bruggemans , Rob J. van der Geest , Eduard R. Holman