English
Related papers

Related papers: Automatic segmentation of the pulmonary lobes with…

200 papers

Accurate representation of tooth position is extremely important in treatment. 3D dental image segmentation is a widely used method, however labelled 3D dental datasets are a scarce resource, leading to the problem of small samples that…

Image and Video Processing · Electrical Eng. & Systems 2024-02-29 Yifu Zhang , Zuozhu Liu , Yang Feng , Renjing Xu

Left ventricular ejection fraction (LVEF) is the most important clinical parameter of cardiovascular function. The accuracy in estimating this parameter is highly dependent upon the precise segmentation of the left ventricle (LV) structure…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Narjes Benameur , Ramzi Mahmoudi , Mohamed Deriche , Amira fayouka , Imene Masmoudi , Nessrine Zoghlami

Traditional loss functions in medical image segmentation, such as Dice, often under-segment small lesions because their small relative volume contributes negligibly to the overall loss. To address this, instance-wise loss functions and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Luc Bouteille , Alexander Jaus , Jens Kleesiek , Rainer Stiefelhagen , Lukas Heine

The Medico: Multimedia Task 2020 focuses on developing an efficient and accurate computer-aided diagnosis system for automatic segmentation [3]. We participate in task 1, Polyps segmentation task, which is to develop algorithms for…

Image and Video Processing · Electrical Eng. & Systems 2021-06-01 Quoc-Huy Trinh , Minh-Van Nguyen , Thiet-Gia Huynh , Minh-Triet Tran

Brain tumor segmentation is crucial for diagnosis and treatment planning, yet challenges such as class imbalance and limited model generalization continue to hinder progress. This work presents a reproducible evaluation of U-Net…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Saumya B

To characterize lobar and segmental airway volume differences between systemic lupus erythematosus (SLE) patients with interstitial lung disease (ILD) and those without ILD (non-ILD) using a deep learning-based approach on non-contrast…

Image and Video Processing · Electrical Eng. & Systems 2026-03-19 Sirong Piao , Ying Ming , Ruijie Zhao , Jiaru Wang , Ran Xiao , Rui Zhao , Zicheng Liao , Qiqi Xu , Shaoze Luo , Bing Li , Lin Li , Zhuangfei Ma , Fuling Zheng , Wei Song

In this paper we present a new 3D segmentation approach for the vertebrae of the lower thoracic and the lumbar spine in spiral computed tomography datasets. We implemented a multi-step procedure. Its main components are deformable models,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-11 Andre Mastmeyer , Klaus Engelke , Sebastian Meller , Willi Kalender

On-line segmentation of the uterus can aid effective image-based guidance for precise delivery of dose to the target tissue (the uterocervix) during cervix cancer radiotherapy. 3D ultrasound (US) can be used to image the uterus, however,…

Image and Video Processing · Electrical Eng. & Systems 2021-09-21 Bahareh Behboodi , Hassan Rivaz , Susan Lalondrelle , Emma Harris

Image segmentation is a fundamental topic in image processing and has been studied for many decades. Deep learning-based supervised segmentation models have achieved state-of-the-art performance but most of them are limited by using…

Image and Video Processing · Electrical Eng. & Systems 2020-11-03 Xu Chen , Xiangde Luo , Yitian Zhao , Shaoting Zhang , Guotai Wang , Yalin Zheng

Accurately segmenting different organs from medical images is a critical prerequisite for computer-assisted diagnosis and intervention planning. This study proposes a deep learning-based approach for segmenting various organs from CT and…

This paper presents a method for automatic segmentation, localization, and identification of vertebrae in arbitrary 3D CT images. Many previous works do not perform the three tasks simultaneously even though requiring a priori knowledge of…

Image and Video Processing · Electrical Eng. & Systems 2020-10-01 Naoto Masuzawa , Yoshiro Kitamura , Keigo Nakamura , Satoshi Iizuka , Edgar Simo-Serra

Despite recent developments in CT planning that enabled automation in patient positioning, time-consuming scout scans are still needed to compute dose profile and ensure the patient is properly positioned. In this paper, we present a novel…

Image and Video Processing · Electrical Eng. & Systems 2023-09-28 Brian Teixeira , Vivek Singh , Birgi Tamersoy , Andreas Prokein , Ankur Kapoor

Semantic segmentation neural networks require pixel-level annotations in large quantities to achieve a good performance. In the medical domain, such annotations are expensive, because they are time-consuming and require expert knowledge.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Grzegorz Chlebus , Andrea Schenk , Horst K. Hahn , Bram van Ginneken , Hans Meine

Objective: Vessel-wall-volume (VWV) and localized vessel-wall-thickness (VWT) measured from 3D ultrasound (US) carotid images are sensitive to anti-atherosclerotic effects of medical/dietary treatments. VWV and VWT measurements require the…

Image and Video Processing · Electrical Eng. & Systems 2021-11-17 Mingjie Jiang , Yuan Zhao , Bernard Chiu

The 3D volumetric shape of the heart's left ventricle (LV) myocardium (MYO) wall provides important information for diagnosis of cardiac disease and invasive procedure navigation. Many cardiac image segmentation methods have relied on…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Meng Ye , Qiaoying Huang , Dong Yang , Pengxiang Wu , Jingru Yi , Leon Axel , Dimitris Metaxas

Airway segmentation is crucial for the examination, diagnosis, and prognosis of lung diseases, while its manual delineation is unduly burdensome. To alleviate this time-consuming and potentially subjective manual procedure, researchers have…

Image and Video Processing · Electrical Eng. & Systems 2022-09-12 Yang Nan , Javier Del Ser , Zeyu Tang , Peng Tang , Xiaodan Xing , Yingying Fang , Francisco Herrera , Witold Pedrycz , Simon Walsh , Guang Yang

Segmentation of Hypoxic-Ischemic Encephalopathy (HIE) lesions in neonatal MRI is a crucial but challenging task due to diffuse multifocal lesions with varying volumes and the limited availability of annotated HIE lesion datasets. Using the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Annayah Usman , Abdul Haseeb , Tahir Syed

Hippocampus segmentation plays a key role in diagnosing various brain disorders such as Alzheimer's disease, epilepsy, multiple sclerosis, cancer, depression and others. Nowadays, segmentation is still mainly performed manually by…

Image and Video Processing · Electrical Eng. & Systems 2020-05-15 Diedre Carmo , Bruna Silva , Clarissa Yasuda , Letícia Rittner , Roberto Lotufo

This paper assesses whether using clinical characteristics in addition to imaging can improve automated segmentation of kidney cancer on contrast-enhanced computed tomography (CT). A total of 300 kidney cancer patients with…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Christina B. Lund , Bas H. M. van der Velden

In this work, we compare five deep learning solutions to automatically segment the resection cavity in postoperative MRI. The proposed methods are based on the same 3D U-Net architecture. We use a dataset of postoperative MRI volumes, each…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Luca Canalini , Jan Klein , Nuno Pedrosa de Barros , Diana Maria Sima , Dorothea Miller , Horst Hahn