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Automation of brain tumor segmentation in 3D magnetic resonance images (MRIs) is key to assess the diagnostic and treatment of the disease. In recent years, convolutional neural networks (CNNs) have shown improved results in the task.…

图像与视频处理 · 电气工程与系统科学 2021-01-01 Laura Mora Ballestar , Veronica Vilaplana

Optical coherence tomography (OCT) is a powerful and noninvasive method for retinal imaging. In this paper, we introduce a fast segmentation method based on a new variant of spectral graph theory named diffusion maps. The research is…

计算机视觉与模式识别 · 计算机科学 2012-10-09 Raheleh Kafieh , Hossein Rabbani , Michael D. Abramoff , Milan Sonka

Accurate segmentation of the heart is essential for personalized blood flow simulations and surgical intervention planning. Segmentations need to be accurate in every spatial dimension, which is not ensured by segmenting data slice by…

图像与视频处理 · 电气工程与系统科学 2024-01-25 Lee Jollans , Mariana Bustamante , Lilian Henriksson , Anders Persson , Tino Ebbers

Recent advancements in foundation models have shown significant potential in medical image analysis. However, there is still a gap in models specifically designed for medical image localization. To address this, we introduce MedLAM, a 3D…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Wenhui Lei , Xu Wei , Xiaofan Zhang , Kang Li , Shaoting Zhang

Accurate segmentation of organs-at-risk (OARs) is vital for safe and precise radiotherapy and surgery. Most existing studies segment only a limited set of organs or regions, lacking a systematic treatment of OARs segmentation. We present a…

图像与视频处理 · 电气工程与系统科学 2025-11-13 Rui Hao , Dayu Tan , Qiankun Li , Chunhou Zheng , Weimin Zhong , Zhigang Zeng

Segmentation of abdominal computed tomography(CT) provides spatial context, morphological properties, and a framework for tissue-specific radiomics to guide quantitative Radiological assessment. A 2015 MICCAI challenge spurred substantial…

Medical image segmentation has become an essential technique in clinical and research-oriented applications. Because manual segmentation methods are tedious, and fully automatic segmentation lacks the flexibility of human intervention or…

图像与视频处理 · 电气工程与系统科学 2019-04-24 Kevin Karsch , Qing He , Ye Duan

Purpose: Interpreting chest radiographs (CXR) remains challenging due to the ambiguity of overlapping structures such as the lungs, heart, and bones. To address this issue, we propose a novel method for extracting fine-grained anatomical…

图像与视频处理 · 电气工程与系统科学 2023-06-08 Constantin Seibold , Alexander Jaus , Matthias A. Fink , Moon Kim , Simon Reiß , Ken Herrmann , Jens Kleesiek , Rainer Stiefelhagen

Introduction: The present study on the development and evaluation of an automated brain tumor segmentation technique based on deep learning using the 3D U-Net model. Objectives: The objective is to leverage state-of-the-art convolutional…

图像与视频处理 · 电气工程与系统科学 2024-04-10 Suman Sourabh , Murugappan Valliappan , Narayana Darapaneni , Anwesh R P

Thoracic aortic dissection and aneurysms are the most lethal diseases of the aorta. The major hindrance to treatment lies in the accurate analysis of the medical images. More particularly, aortic segmentation of the 3D image is often…

图像与视频处理 · 电气工程与系统科学 2026-01-14 Loris Giordano , Ine Dirks , Tom Lenaerts , Jef Vandemeulebroucke

Purpose: Accurate segmentation of prostate cancer on magnetic resonance (MR) images is crucial for planning image-guided interventions such as targeted biopsies, cryoablation, and radiotherapy. However, subtle and variable tumour…

图像与视频处理 · 电气工程与系统科学 2026-02-23 Junqing Yang , Natasha Thorley , Ahmed Nadeem Abbasi , Shonit Punwani , Zion Tse , Yipeng Hu , Shaheer U. Saeed

As lung cancer evolves, the presence of enlarged and potentially malignant lymph nodes must be assessed to properly estimate disease progression and select the best treatment strategy. Following the clinical guidelines, estimation of…

图像与视频处理 · 电气工程与系统科学 2022-05-03 David Bouget , André Pedersen , Johanna Vanel , Haakon O. Leira , Thomas Langø

Due to the fact that pancreas is an abdominal organ with very large variations in shape and size, automatic and accurate pancreas segmentation can be challenging for medical image analysis. In this work, we proposed a fully automated two…

计算机视觉与模式识别 · 计算机科学 2019-07-29 Ningning Zhao , Nuo Tong , Dan Ruan , Ke Sheng

We demonstrate the feasibility of a fully automatic computer-aided diagnosis (CAD) tool, based on deep learning, that localizes and classifies proximal femur fractures on X-ray images according to the AO classification. The proposed…

计算机视觉与模式识别 · 计算机科学 2020-04-28 Amelia Jiménez-Sánchez , Anees Kazi , Shadi Albarqouni , Chlodwig Kirchhoff , Peter Biberthaler , Nassir Navab , Sonja Kirchhoff , Diana Mateus

Deep learning algorithms have accounted for the rapid acceleration of research in artificial intelligence in medical image analysis, interpretation, and segmentation with many potential applications across various sub disciplines in…

图像与视频处理 · 电气工程与系统科学 2020-12-23 Shanaka Ramesh Gunasekara , HNTK Kaldera , Maheshi B. Dissanayake

Magnetic Resonance Imaging (MRI) plays an important role in diagnosing the parotid tumor, where accurate segmentation of tumors is highly desired for determining appropriate treatment plans and avoiding unnecessary surgery. However, the…

图像与视频处理 · 电气工程与系统科学 2022-10-05 Yifan Gao , Yin Dai , Fayu Liu , Weibing Chen , Lifu Shi

**Background:** Accurate 3D CT scan segmentation of gastric tumors is pivotal for diagnosis and treatment. The challenges lie in the irregular shapes, blurred boundaries of tumors, and the inefficiency of existing methods. **Purpose:** We…

图像与视频处理 · 电气工程与系统科学 2023-05-30 Zifan Chen , Jiazheng Li , Jie Zhao , Yiting Liu , Hongfeng Li , Bin Dong , Lei Tang , Li Zhang

Purpose: To evaluate various Segmental Anything Model (SAM) prompt strategies across four lesions datasets and to subsequently develop a reinforcement learning (RL) agent to optimize SAM prompt placement. Materials and Methods: This…

图像与视频处理 · 电气工程与系统科学 2024-12-31 Yuli Wang , Victoria Shi , Wen-Chi Hsu , Yuwei Dai , Sophie Yao , Zhusi Zhong , Zishu Zhang , Jing Wu , Aaron Maxwell , Scott Collins , Zhicheng Jiao , Harrison X. Bai

Abdominal fat quantification is critical since multiple vital organs are located within this region. Although computed tomography (CT) is a highly sensitive modality to segment body fat, it involves ionizing radiations which makes magnetic…

图像与视频处理 · 电气工程与系统科学 2020-05-13 Samira Masoudi , Syed M. Anwar , Stephanie A. Harmon , Peter L. Choyke , Baris Turkbey , Ulas Bagci

An automatic segmentation algorithm for delineation of the gross tumour volume and pathologic lymph nodes of head and neck cancers in PET/CT images is described. The proposed algorithm is based on a convolutional neural network using the…

图像与视频处理 · 电气工程与系统科学 2019-08-05 Yngve Mardal Moe , Aurora Rosvoll Groendahl , Martine Mulstad , Oliver Tomic , Ulf Indahl , Einar Dale , Eirik Malinen , Cecilia Marie Futsaether