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The objective of this paper is to significantly reduce the manual workload required from medical professionals in complex 3D segmentation tasks that cannot be yet fully automated. For instance, in radiotherapy planning, organs at risk must…

Accurate detection of pulmonary nodules with high sensitivity and specificity is essential for automatic lung cancer diagnosis from CT scans. Although many deep learning-based algorithms make great progress for improving the accuracy of…

图像与视频处理 · 电气工程与系统科学 2019-06-12 Jingya Liu , Liangliang Cao , Oguz Akin , Yingli Tian

To predict lung nodule malignancy with a high sensitivity and specificity, we propose a fusion algorithm that combines handcrafted features (HF) into the features learned at the output layer of a 3D deep convolutional neural network (CNN).…

计算机视觉与模式识别 · 计算机科学 2020-01-08 Shulong Li , Panpan Xu , Bin Li , Liyuan Chen , Zhiguo Zhou , Hongxia Hao , Yingying Duan , Michael Folkert , Jianhua Ma , Steve Jiang , Jing Wang

The nature of thick-slice scanning causes severe inter-slice discontinuities of 3D medical images, and the vanilla 2D/3D convolutional neural networks (CNNs) fail to represent sparse inter-slice information and dense intra-slice information…

图像与视频处理 · 电气工程与系统科学 2022-05-11 Zhangfu Dong , Yuting He , Xiaoming Qi , Yang Chen , Huazhong Shu , Jean-Louis Coatrieux , Guanyu Yang , Shuo Li

Since radiologists have different training and clinical experiences, they may provide various segmentation annotations for a lung nodule. Conventional studies choose a single annotation as the learning target by default, but they waste…

图像与视频处理 · 电气工程与系统科学 2022-06-08 Han Yang , Lu Shen , Mengke Zhang , Qiuli Wang

In this research project, we put forward an advanced method for airway segmentation based on the existent convolutional neural network (CNN) and graph neural network (GNN). The method is originated from the vessel segmentation, but we…

图像与视频处理 · 电气工程与系统科学 2021-10-01 Yihua Yang

The manifestation of symptoms associated with lung diseases can vary in different depths for individual patients, highlighting the significance of 3D information in CT scans for medical image classification. While Vision Transformer has…

图像与视频处理 · 电气工程与系统科学 2024-06-28 Zihao Jin , Yingying Fang , Jiahao Huang , Caiwen Xu , Simon Walsh , Guang Yang

Facial wound segmentation plays a crucial role in preoperative planning and optimizing patient outcomes in various medical applications. In this paper, we propose an efficient approach for automating 3D facial wound segmentation using a…

计算机视觉与模式识别 · 计算机科学 2023-07-14 Duong Q. Nguyen , Thinh D. Le , Phuong D. Nguyen , Nga T. K. Le , H. Nguyen-Xuan

Purpose: In recent years, Non-Local based methods have been successfully applied to lung nodule classification. However, these methods offer 2D attention or limited 3D attention to low-resolution feature maps. Moreover, they still depend on…

图像与视频处理 · 电气工程与系统科学 2021-06-02 Mundher Al-Shabi , Kelvin Shak , Maxine Tan

The scarcity of publicly available medical imaging data limits the development of effective AI models. This work proposes a memory-efficient patch-wise denoising diffusion probabilistic model (DDPM) for generating synthetic medical images,…

图像与视频处理 · 电气工程与系统科学 2024-10-17 Kathrin Khadra , Utku Türkbey

This paper addresses the challenge of 3D instance segmentation by simultaneously leveraging 3D geometric and multi-view image information. Many previous works have applied deep learning techniques to 3D point clouds for instance…

计算机视觉与模式识别 · 计算机科学 2024-08-05 Haoyu Guo , He Zhu , Sida Peng , Yuang Wang , Yujun Shen , Ruizhen Hu , Xiaowei Zhou

Automatic segmentation of abdomen organs using medical imaging has many potential applications in clinical workflows. Recently, the state-of-the-art performance for organ segmentation has been achieved by deep learning models, i.e.,…

计算机视觉与模式识别 · 计算机科学 2019-10-16 Jinzheng Cai , Yingda Xia , Dong Yang , Daguang Xu , Lin Yang , Holger Roth

Fundus image segmentation on unseen domains is challenging, especially for the over-parameterized deep models trained on the small medical datasets. To address this challenge, we propose a method named Adaptive Feature-fusion Neural Network…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Jiyuan Zhong , Hu Ke , Ming Yan

Though deep learning methods have shown great success in 3D point cloud part segmentation, they generally rely on a large volume of labeled training data, which makes the model suffer from unsatisfied generalization abilities to unseen…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Yu Hao , Yi Fang

Recognizing 3D part instances from a 3D point cloud is crucial for 3D structure and scene understanding. Several learning-based approaches use semantic segmentation and instance center prediction as training tasks and fail to further…

计算机视觉与模式识别 · 计算机科学 2022-08-10 Chunyu Sun , Xin Tong , Yang Liu

Deep neural networks have demonstrated very promising performance on accurate segmentation of challenging organs (e.g., pancreas) in abdominal CT and MRI scans. The current deep learning approaches conduct pancreas segmentation by…

计算机视觉与模式识别 · 计算机科学 2017-07-19 Jinzheng Cai , Le Lu , Yuanpu Xie , Fuyong Xing , Lin Yang

Cancer segmentation in whole-slide images is a fundamental step for viable tumour burden estimation, which is of great value for cancer assessment. However, factors like vague boundaries or small regions dissociated from viable tumour areas…

图像与视频处理 · 电气工程与系统科学 2021-09-28 Yibao Sun , Giussepi Lopez , Yaqi Wang , Xingru Huang , Huiyu Zhou , Qianni Zhang

Pulmonary nodule detection using low-dose Computed Tomography (CT) is often the first step in lung disease screening and diagnosis. Recently, algorithms based on deep convolutional neural nets have shown great promise for automated nodule…

计算机视觉与模式识别 · 计算机科学 2019-03-26 Hao Tang , Xingwei Liu , Xiaohui Xie

We present a novel non-iterative learnable method for partial-to-partial 3D shape registration. The partial alignment task is extremely complex, as it jointly tries to match between points and identify which points do not appear in the…

计算机视觉与模式识别 · 计算机科学 2022-01-28 Dvir Ginzburg , Dan Raviv

2D single-slice abdominal computed tomography (CT) enables the assessment of body habitus and organ health with low radiation exposure. However, single-slice data necessitates the use of 2D networks for segmentation, but these networks…