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Recent advancements in medical image analysis have predominantly relied on Convolutional Neural Networks (CNNs), achieving impressive performance in chest X-ray classification tasks, such as the 92% AUC reported by AutoThorax-Net and the…

图像与视频处理 · 电气工程与系统科学 2024-11-19 Baljinnyam Dayan

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…

图像与视频处理 · 电气工程与系统科学 2023-09-28 Brian Teixeira , Vivek Singh , Birgi Tamersoy , Andreas Prokein , Ankur Kapoor

Segmenting anatomical structures in medical images has been successfully addressed with deep learning methods for a range of applications. However, this success is heavily dependent on the quality of the image that is being segmented. A…

图像与视频处理 · 电气工程与系统科学 2020-07-06 Ilkay Oksuz , James R. Clough , Bram Ruijsink , Esther Puyol Anton , Aurelien Bustin , Gastao Cruz , Claudia Prieto , Andrew P. King , Julia A. Schnabel

High-resolution volumetric computed tomography (CT) is essential for accurate diagnosis and treatment planning in thoracic diseases; however, it is limited by radiation dose and hardware costs. We present the Transformer Volumetric…

Accurate segmentation of prostate and surrounding organs at risk is important for prostate cancer radiotherapy treatment planning. We present a fully automated workflow for male pelvic CT image segmentation using deep learning. The…

Brain imaging analysis on clinically acquired computed tomography (CT) is essential for the diagnosis, risk prediction of progression, and treatment of the structural phenotypes of traumatic brain injury (TBI). However, in real clinical…

信息检索 · 计算机科学 2018-12-12 Cailey I. Kerley , Yuankai Huo , Shikha Chaganti , Shunxing Bao , Mayur B. Patel , Bennett A. Landman

We introduce SparseVM, a method that registers clinical-quality 3D MR scans both faster and more accurately than previously possible. Deformable alignment, or registration, of clinical scans is a fundamental task for many clinical…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Kathleen M. Lewis , Natalia S. Rost , John Guttag , Adrian V. Dalca

Diffeomorphic deformable image registration is crucial in many medical image studies, as it offers unique, special properties including topology preservation and invertibility of the transformation. Recent deep learning-based deformable…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Tony C. W. Mok , Albert C. S. Chung

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…

图像与视频处理 · 电气工程与系统科学 2020-10-01 Naoto Masuzawa , Yoshiro Kitamura , Keigo Nakamura , Satoshi Iizuka , Edgar Simo-Serra

Recent advances in 3D fully convolutional networks (FCN) have made it feasible to produce dense voxel-wise predictions of volumetric images. In this work, we show that a multi-class 3D FCN trained on manually labeled CT scans of several…

Proton therapy offers superior organ-at-risk sparing but is highly sensitive to anatomical changes, making accurate deformable image registration (DIR) across longitudinal CT scans essential. Conventional DIR methods are often too slow for…

Recent successes in deep learning based deformable image registration (DIR) methods have demonstrated that complex deformation can be learnt directly from data while reducing computation time when compared to traditional methods. However,…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Sharib Ali , Jens Rittscher

In video-assisted thoracoscopic surgeries, successful procedures of nodule resection are highly dependent on the precise estimation of lung deformation between the inflated lung in the computed tomography (CT) images during preoperative…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Utako Yamamoto , Megumi Nakao , Masayuki Ohzeki , Junko Tokuno , Toyofumi Fengshi Chen-Yoshikawa , Tetsuya Matsuda

Accurate delineation of the intraprostatic gross tumour volume (GTV) is a prerequisite for treatment approaches in patients with primary prostate cancer (PCa). Prostate-specific membrane antigen positron emission tomography (PSMA-PET) may…

Quantitative assessment of cardiac left ventricle (LV) morphology is essential to assess cardiac function and improve the diagnosis of different cardiovascular diseases. In current clinical practice, LV quantification depends on the…

图像与视频处理 · 电气工程与系统科学 2020-12-25 Sulaiman Vesal , Mingxuan Gu , Andreas Maier , Nishant Ravikumar

Automated semantic image segmentation is an essential step in quantitative image analysis and disease diagnosis. This study investigates the performance of a deep learning-based model for lung segmentation from CT images for normal and…

In medical imaging analysis, deep learning has shown promising results. We frequently rely on volumetric data to segment medical images, necessitating the use of 3D architectures, which are commended for their capacity to capture interslice…

图像与视频处理 · 电气工程与系统科学 2023-05-18 Ikboljon Sobirov , Numan Saeed , Mohammad Yaqub

We present an efficient deep learning approach for the challenging task of tumor segmentation in multisequence MR images. In recent years, Convolutional Neural Networks (CNN) have achieved state-of-the-art performances in a large variety of…

计算机视觉与模式识别 · 计算机科学 2018-07-24 Pawel Mlynarski , Hervé Delingette , Antonio Criminisi , Nicholas Ayache

Lung and Colon cancer are one of the leading causes of mortality and morbidity in adults. Histopathological diagnosis is one of the key components to discern cancer type. The aim of the present research is to propose a computer aided…

图像与视频处理 · 电气工程与系统科学 2020-09-09 Sanidhya Mangal , Aanchal Chaurasia , Ayush Khajanchi

Objective: In clinical practice, small lung nodules can be easily overlooked by radiologists. The paper aims to provide an efficient and accurate detection system for small lung nodules while keeping good performance for large nodules.…

图像与视频处理 · 电气工程与系统科学 2021-06-09 Sunyi Zheng , Ludo J. Cornelissen , Xiaonan Cui , Xueping Jing , Raymond N. J. Veldhuis , Matthijs Oudkerk , Peter M. A. van Ooijen