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Identification of vessel structures of different sizes in biomedical images is crucial in the diagnosis of many neurodegenerative diseases. However, the sparsity of good-quality annotations of such images makes the task of vessel…

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…

Image and Video Processing · Electrical Eng. & Systems 2021-03-26 Muyi Sun , Guanhong Zhang

Stroke segmentation plays a crucial role in the diagnosis and treatment of stroke patients by providing spatial information about affected brain regions and the extent of damage. Segmenting stroke lesions accurately is a challenging task,…

Image and Video Processing · Electrical Eng. & Systems 2024-11-19 Yalda Zafari-Ghadim , Ahmed Soliman , Yousif Yousif , Ahmed Ibrahim , Essam A. Rashed , Mohamed Mabrok

Manual segmentation of rodent brain lesions from magnetic resonance images (MRIs) is an arduous, time-consuming and subjective task that is highly important in pre-clinical research. Several automatic methods have been developed for…

Image and Video Processing · Electrical Eng. & Systems 2019-08-26 Juan Miguel Valverde , Artem Shatillo , Riccardo de Feo , Olli Gröhn , Alejandra Sierra , Jussi Tohka

Knowledge about historic landslide event occurrence is important for supporting disaster risk reduction strategies. Building upon findings from 2022 Landslide4Sense Competition, we propose a deep neural network based system for landslide…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Cam Le , Lam Pham , Jasmin Lampert , Matthias Schlögl , Alexander Schindler

Segmenting the retinal vasculature entails a trade-off between how much of the overall vascular structure we identify vs. how precisely we segment individual vessels. In particular, state-of-the-art methods tend to under-segment faint…

Computer Vision and Pattern Recognition · Computer Science 2019-03-28 Aashis Khanal , Rolando Estrada

Segmentation of the left ventricle (LV) from cardiac magnetic resonance imaging (MRI) datasets is an essential step for calculation of clinical indices such as ventricular volume and ejection fraction. In this work, we employ deep learning…

Computer Vision and Pattern Recognition · Computer Science 2015-12-29 M. R. Avendi , A. Kheradvar , H. Jafarkhani

We introduce a novel approach for the precise localization of 67 anatomical structures from single depth images captured from the exterior of the human body. Our method uses a multi-class occupancy network, trained using segmented CT scans…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Pit Henrich , Franziska Mathis-Ullrich

We study the task of semantic segmentation of surgical instruments in robotic-assisted surgery scenes. We propose the Instance-based Surgical Instrument Segmentation Network (ISINet), a method that addresses this task from an instance-based…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Cristina González , Laura Bravo-Sánchez , Pablo Arbelaez

Imaging the bio-impedance distribution of the brain can provide initial diagnosis of acute stroke. This paper presents a compact and non-radiative tomographic modality, i.e. multi-frequency Electromagnetic Tomography (mfEMT), for the…

Applied Physics · Physics 2020-07-29 Jinxi Xiang , Yonggui Dong , Yunjie Yang

Machine learning offers great potential for automated prediction of post-stroke symptoms and their response to rehabilitation. Major challenges for this endeavour include the very high dimensionality of neuroimaging data, the relatively…

Artificial Intelligence · Computer Science 2023-10-31 Adam White , Margarita Saranti , Artur d'Avila Garcez , Thomas M. H. Hope , Cathy J. Price , Howard Bowman

Conventional computer-assisted orthopaedic navigation systems rely on the tracking of dedicated optical markers for patient poses, which makes the surgical workflow more invasive, tedious, and expensive. Visual tracking has recently been…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Xue Hu , Anh Nguyen , Ferdinando Rodriguez y Baena

The automatic segmentation of blood vessels in fundus images can help analyze the condition of retinal vasculature, which is crucial for identifying various systemic diseases like hypertension, diabetes, etc. Despite the success of Deep…

Image and Video Processing · Electrical Eng. & Systems 2023-04-26 Ashish Kumar , R. K. Agrawal , Leve Joseph

Vascular structures in the retina contain important information for the detection and analysis of ocular diseases, including age-related macular degeneration, diabetic retinopathy and glaucoma. Commonly used modalities in diagnosis of these…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Erick O. Rodrigues , Aura Conci , Panos Liatsis

Detecting and segmenting brain metastases is a tedious and time-consuming task for many radiologists, particularly with the growing use of multi-sequence 3D imaging. This study demonstrates automated detection and segmentation of brain…

Image and Video Processing · Electrical Eng. & Systems 2019-12-30 Endre Grøvik , Darvin Yi , Michael Iv , Elisabeth Tong , Daniel L. Rubin , Greg Zaharchuk

Carotid artery vessel wall thickness measurement is an essential step in the monitoring of patients with atherosclerosis. This requires accurate segmentation of the vessel wall, i.e., the region between an artery's lumen and outer wall, in…

Image and Video Processing · Electrical Eng. & Systems 2021-12-03 Dieuwertje Alblas , Christoph Brune , Jelmer M. Wolterink

Retinal imaging serves as a valuable tool for diagnosis of various diseases. However, reading retinal images is a difficult and time-consuming task even for experienced specialists. The fundamental step towards automated retinal image…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Liangzhi Li , Manisha Verma , Yuta Nakashima , Ryo Kawasaki , Hajime Nagahara

Diffusion-weighted (DW) magnetic resonance imaging is essential for the diagnosis and treatment of ischemic stroke. DW images (DWIs) are usually acquired in multi-slice settings where lesion areas in two consecutive 2D slices are highly…

Image and Video Processing · Electrical Eng. & Systems 2023-05-31 Yanglan Ou , Ye Yuan , Xiaolei Huang , Kelvin Wong , John Volpi , James Z. Wang , Stephen T. C. Wong

Segmentation and labeling of vertebrae in MRI images of the spine are critical for the diagnosis of illnesses and abnormalities. These steps are indispensable as MRI technology provides detailed information about the tissue structure of the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Rikathi Pal , Priya Saha , Somoballi Ghoshal , Amlan Chakrabarti , Susmita Sur-Kolay