中文
相关论文

相关论文: Interactive Radiotherapy Target Delineation with 3…

200 篇论文

Nasopharyngeal Carcinoma (NPC) is endemic cancer in the south-east Asia. With the advent of intensity-modulated radiotherapy excellent locoregional control are being achieved. Consequently, this had led to pretreatment clinical staging…

图像与视频处理 · 电气工程与系统科学 2019-07-30 Richard Du , Peng Cao , Lujun Han , Qiyong Ai , Ann D. King , Varut Vardhanabhuti

Recently, deep convolutional neural networks have achieved great success for medical image segmentation. However, unlike segmentation of natural images, most medical images such as MRI and CT are volumetric data. In order to make full use…

图像与视频处理 · 电气工程与系统科学 2022-02-08 Yichi Zhang , Qingcheng Liao , Le Ding , Jicong Zhang

In this paper we present a methodology that uses convolutional neural networks (CNNs) for segmentation by iteratively growing predicted mask regions in each coordinate direction. The CNN is used to predict class probability scores in a…

图像与视频处理 · 电气工程与系统科学 2020-09-25 John Lagergren , Erica Rutter , Kevin Flores

In oncology, Positron Emission Tomography imaging is widely used in diagnostics of cancer metastases, in monitoring of progress in course of the cancer treatment, and in planning radiotherapeutic interventions. Accurate and reproducible…

计算机视觉与模式识别 · 计算机科学 2016-11-01 Jakub Czakon , Filip Drapejkowski , Grzegorz Zurek , Piotr Giedziun , Jacek Zebrowski , Witold Dyrka

Accurate image segmentation of the liver is a challenging problem owing to its large shape variability and unclear boundaries. Although the applications of fully convolutional neural networks (CNNs) have shown groundbreaking results,…

计算机视觉与模式识别 · 计算机科学 2021-01-26 Minyoung Chung , Jingyu Lee , Jeongjin Lee , Yeong-Gil Shin

Radiotherapy planning is a critical aspect of cancer treatment, where the optimal selection of beam directions and dose distributions significantly impacts treatment efficacy and patient outcomes. Traditionally, this process involves…

医学物理 · 物理学 2023-12-05 Keshav Kumar K. , NVSL Narasimham , A. Ramakrishna Prasad

Recently, three dimensional (3D) convolutional neural networks (CNNs) have emerged as dominant methods to capture spatiotemporal representations in videos, by adding to pre-existing 2D CNNs a third, temporal dimension. Such 3D CNNs,…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Gurkirt Singh , Fabio Cuzzolin

Automatic segmentation of head and neck tumors plays an important role in radiomics analysis. In this short paper, we propose an automatic segmentation method for head and neck tumors from PET and CT images based on the combination of…

图像与视频处理 · 电气工程与系统科学 2020-12-29 Jun Ma , Xiaoping Yang

Segmentation of the left atrial chamber and assessing its morphology, are essential for improving our understanding of atrial fibrillation, the most common type of cardiac arrhythmia. Automation of this process in 3D gadolinium enhanced-MRI…

计算机视觉与模式识别 · 计算机科学 2019-12-04 Sulaiman Vesal , Nishant Ravikumar , Andreas Maier

Accurate segmentation of breast tumors in magnetic resonance images (MRI) is essential for breast cancer diagnosis, yet existing methods face challenges in capturing irregular tumor shapes and effectively integrating local and global…

图像与视频处理 · 电气工程与系统科学 2025-09-22 Yue Zhang , Jiahua Dong , Chengtao Peng , Qiuli Wang , Dan Song , Guiduo Duan

Background: Manual delineation of target volumes in head and neck cancer (HNC) remains a significant bottleneck in radiotherapy planning, characterized by high inter-observer variability and time consumption. This study evaluates the…

In order to optimize the radiotherapy delivery for cancer treatment, especially when dealing with complex treatments such as Total Marrow and Lymph Node Irradiation (TMLI), the accurate contouring of the Planning Target Volume (PTV) is…

计算机视觉与模式识别 · 计算机科学 2024-02-12 Ricardo Coimbra Brioso , Damiano Dei , Nicola Lambri , Daniele Loiacono , Pietro Mancosu , Marta Scorsetti

Recent brain tumor classification methods often report high accuracy but rely on deep, over-parameterized architectures with limited interpretability, making it difficult to determine whether predictions are driven by tumor-relevant…

图像与视频处理 · 电气工程与系统科学 2026-03-24 Rajan Das Gupta , Md Imrul Hasan Showmick , Lei Wei , Mushfiqur Rahman Abir , Shanjida Akter , Md. Yeasin Rahat , Md. Jakir Hossen

Machine Learning has considerably improved medical image analysis in the past years. Although data-driven approaches are intrinsically adaptive and thus, generic, they often do not perform the same way on data from different imaging…

图像与视频处理 · 电气工程与系统科学 2020-07-02 Marie Kloenne , Sebastian Niehaus , Leonie Lampe , Alberto Merola , Janis Reinelt , Ingo Roeder , Nico Scherf

Recent studies have shown that lung cancer screening using annual low-dose computed tomography (CT) reduces lung cancer mortality by 20% compared to traditional chest radiography. Therefore, CT lung screening has started to be used widely…

计算机视觉与模式识别 · 计算机科学 2018-11-06 Gorkem Polat , Ugur Halici , Yesim Serinagaoglu Dogrusoz

The splendid success of convolutional neural networks (CNNs) in computer vision is largely attributable to the availability of massive annotated datasets, such as ImageNet and Places. However, in medical imaging, it is challenging to create…

机器学习 · 计算机科学 2021-04-13 Zongwei Zhou , Jae Y. Shin , Suryakanth R. Gurudu , Michael B. Gotway , Jianming Liang

Convolutional neural network (CNN) based methods have achieved great successes in medical image segmentation, but their capability to learn global representations is still limited due to using small effective receptive fields of convolution…

计算机视觉与模式识别 · 计算机科学 2022-11-17 Pengfei Gu , Yejia Zhang , Chaoli Wang , Danny Z. Chen

Prostate cancer is one of the most common causes of cancer deaths in men. There is a growing demand for noninvasively and accurately diagnostic methods that facilitate the current standard prostate cancer risk assessment in clinical…

图像与视频处理 · 电气工程与系统科学 2021-12-30 Ping-Chang Lin , Teodora Szasz , Hakizumwami B. Runesha

Deep convolutional neural networks (CNNs) have been intensively used for multi-class segmentation of data from different modalities and achieved state-of-the-art performances. However, a common problem when dealing with large, high…

计算机视觉与模式识别 · 计算机科学 2018-04-13 Chengjia Wang , Tom MacGillivray , Gillian Macnaught , Guang Yang , David Newby

Convolutional neural networks (CNNs) have shown great promise in improving computer aided detection (CADe). From classifying tumors found via mammography as benign or malignant to automated detection of colorectal polyps in CT colonography,…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Hunter Park , Connor Monahan