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Computer vision and image processing techniques provide important assistance to physicians and relieve their workload in different tasks. In particular, identifying objects of interest such as lesions and anatomical structures from the…

医学物理 · 物理学 2020-04-23 Meysam Tavakoli , Mahdieh Nazar , Alireza Golestaneh , Faraz Kalantari

In medical imaging, accurate image segmentation is crucial for quantifying diseases, assessing prognosis, and evaluating treatment outcomes. However, existing methods lack an in-depth integration of global and local features, failing to pay…

图像与视频处理 · 电气工程与系统科学 2024-04-15 Yizhi Pan , Junyi Xin , Tianhua Yang , Teeradaj Racharak , Le-Minh Nguyen , Guanqun Sun

Accurate retinal vessel segmentation is a challenging problem in color fundus image analysis. An automatic retinal vessel segmentation system can effectively facilitate clinical diagnosis and ophthalmological research. Technically, this…

图像与视频处理 · 电气工程与系统科学 2021-03-26 Muyi Sun , Guanhong Zhang

This study develops meta-learners for few-shot weakly-supervised segmentation (FWS) to address the challenge of optic disc (OD) and optic cup (OC) segmentation for glaucoma diagnosis with limited labeled fundus images. We significantly…

图像与视频处理 · 电气工程与系统科学 2025-12-19 Pandega Abyan Zumarsyah , Igi Ardiyanto , Hanung Adi Nugroho

Fundus photography and Optical Coherence Tomography Angiography (OCT-A) are two commonly used modalities in ophthalmic imaging. With the development of deep learning algorithms, fundus image processing, especially retinal vessel…

图像与视频处理 · 电气工程与系统科学 2019-11-07 Weilin Fu , Lennart Husvogt , Stefan Ploner James G. Fujimoto Andreas Maier

In clinical practice, regions of interest in medical imaging often need to be identified through a process of precise image segmentation. The quality of this image segmentation step critically affects the subsequent clinical assessment of…

图像与视频处理 · 电气工程与系统科学 2021-03-23 João B. S. Carvalho , João A. Santinha , Đorđe Miladinović , Joachim M. Buhmann

Although the preservation of shape continuity and physiological anatomy is a natural assumption in the segmentation of medical images, it is often neglected by deep learning methods that mostly aim for the statistical modeling of input data…

计算机视觉与模式识别 · 计算机科学 2023-05-01 Yousef Yeganeh , Azade Farshad , Goktug Guevercin , Amr Abu-zer , Rui Xiao , Yongjian Tang , Ehsan Adeli , Nassir Navab

Accurate endoscopic image segmentation on the polyps is critical for early colorectal cancer detection. However, this task remains challenging due to low contrast with surrounding mucosa, specular highlights, and indistinct boundaries. To…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Juntong Fan , Shuyi Fan , Debesh Jha , Changsheng Fang , Tieyong Zeng , Hengyong Yu , Dayang Wang

We describe the final product of the North Celestial Cap Survey (NCC Survey, NCCS) - the optical-UV-IR merged catalogue for the region within 10 deg of the North Celestial Pole. The NCC region at DEC > 80 deg is poorly covered by modern…

天体物理仪器与方法 · 物理学 2015-06-22 Evgeny Gorbikov , Noah Brosch

Automatic segmentation of head and neck cancer (HNC) tumors and lymph nodes plays a crucial role in the optimization treatment strategy and prognosis analysis. This study aims to employ nnU-Net for automatic segmentation and radiomics for…

图像与视频处理 · 电气工程与系统科学 2022-11-21 Hui Xu , Yihao Li , Wei Zhao , Gwenolé Quellec , Lijun Lu , Mathieu Hatt

Glaucoma is a common eye disease that leads to irreversible blindness unless timely detected. Hence, glaucoma detection at an early stage is of utmost importance for a better treatment plan and ultimately saving the vision. The recent…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Dipankar Das , Deepak Ranjan Nayak

Purpose: We proposed a deep convolutional neural network (CNN), named Retinal Fluid Segmentation Network (ReF-Net) to segment volumetric retinal fluid on optical coherence tomography (OCT) volume. Methods: 3 x 3-mm OCT scans were acquired…

图像与视频处理 · 电气工程与系统科学 2020-10-28 Yukun Guo , Tristan T. Hormel , Honglian Xiong , Jie Wang , Thomas S. Hwang , Yali Jia

Optical coherence tomography (OCT) as retina imaging technology is currently used by ophthalmologist as a non-invasive and non-contact method for diagnosis of agerelated degeneration (AMD) and diabetic macular edema (DME) diseases. Fluid…

图像与视频处理 · 电气工程与系统科学 2019-12-30 Elyas Rashno , Abdolreza Rashno , Sadegh Fadaei

Diabetic Retinopathy (DR) is a complication of long-standing, unchecked diabetes and one of the leading causes of blindness in the world. This paper focuses on improved and robust methods to extract some of the features of DR, viz. Blood…

图像与视频处理 · 电气工程与系统科学 2022-07-12 Soham Basu , Sayantan Mukherjee , Ankit Bhattacharya , Anindya Sen

Network-oriented research has been increasingly popular in many scientific areas. In neuroscience research, imaging-based network connectivity measures have become the key for understanding brain organizations, potentially serving as…

机器学习 · 统计学 2023-03-14 Yikai Wang , Ying Guo

The vascular structure of blood vessels is important in diagnosing retinal conditions such as glaucoma and diabetic retinopathy. Accurate segmentation of these vessels can help in detecting retinal objects such as the optic disc and optic…

图像与视频处理 · 电气工程与系统科学 2020-12-18 Abdullah Sarhan , Jon Rokne , Reda Alhajj , Andrew Crichton

Retinal fundus images can be an invaluable diagnosis tool for screening epidemic diseases like hypertension or diabetes. And they become especially useful when the arterioles and venules they depict are clearly identified and annotated.…

计算机视觉与模式识别 · 计算机科学 2023-04-03 Angel Victor Juanco Muller , Joao F. C. Mota , Keith A. Goatman , Corne Hoogendoorn

In this work, we propose a Neural Architecture Search (NAS) for retinal layer segmentation in Optical Coherence Tomography (OCT) scans. We incorporate the Unet architecture in the NAS framework as its backbone for the segmentation of the…

图像与视频处理 · 电气工程与系统科学 2020-07-30 Saba Heidari Gheshlaghi , Omid Dehzangi , Ali Dabouei , Annahita Amireskandari , Ali Rezai , Nasser M Nasrabadi

Accurate and automatic segmentation of intervertebral discs from medical images is a critical task for the assessment of spine-related diseases such as osteoporosis, vertebral fractures, and intervertebral disc herniation. To date, various…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Reza Azad , Moein Heidari , Julien Cohen-Adad , Ehsan Adeli , Dorit Merhof

The treatment of age-related macular degeneration (AMD) requires continuous eye exams using optical coherence tomography (OCT). The need for treatment is determined by the presence or change of disease-specific OCT-based biomarkers.…

图像与视频处理 · 电气工程与系统科学 2026-03-12 Timo Kepp , Helge Sudkamp , Claus von der Burchard , Hendrik Schenke , Peter Koch , Gereon Hüttmann , Johann Roider , Mattias P. Heinrich , Heinz Handels