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The CyberKnife system is a robotic radiosurgery platform that allows the delivery of lung SBRT treatments using fiducial-free soft-tissue tracking. However, not all lung cancer patients are eligible for lung tumor tracking. Tumor size,…

医学物理 · 物理学 2023-08-24 Matthieu Lafrenière , Gilmer Valdes , Martina Descovich

This paper presents deformable templates as a tool for segmentation and localization of biological structures in medical images. Structures are represented by a prototype template, combined with a parametric warp mapping used to deform the…

计算机视觉与模式识别 · 计算机科学 2007-05-23 Jonathan M. Spiller , T. Marwala

The diagnosis of prostate cancer increasingly depends on multimodal imaging, particularly magnetic resonance imaging (MRI) and transrectal ultrasound (TRUS). However, accurate registration between these modalities remains a fundamental…

图像与视频处理 · 电气工程与系统科学 2025-06-03 Xudong Ma , Nantheera Anantrasirichai , Stefanos Bolomytis , Alin Achim

3D modeling is becoming a well-developed field of medicine, but its applicability can be limited due to the lack of software allowing for easy utilizations of generated 3D visualizations. By leveraging recent advances in virtual reality, we…

人机交互 · 计算机科学 2020-12-07 Alex J. Deakyne , Erik N. Gaasedelen , Tinen L. Iles , Paul A. Iaizzo

The use of digitally reconstructed radiographs (DRRs) to solve inverse problems such as slice-to-volume registration and 3D reconstruction is well-studied in preoperative settings. In intraoperative imaging, the utility of DRRs is limited…

计算机视觉与模式识别 · 计算机科学 2022-08-29 Vivek Gopalakrishnan , Polina Golland

Purpose: To determine whether deep learning-based algorithms applied to breast MR images can aid in the prediction of occult invasive disease following the di- agnosis of ductal carcinoma in situ (DCIS) by core needle biopsy. Material and…

计算机视觉与模式识别 · 计算机科学 2017-11-30 Zhe Zhu , Michael Harowicz , Jun Zhang , Ashirbani Saha , Lars J. Grimm , E. Shelley Hwang , Maciej A. Mazurowski

A brain tumor consists of cells showing abnormal brain growth. The area of the brain tumor significantly affects choosing the type of treatment and following the course of the disease during the treatment. At the same time, pictures of…

图像与视频处理 · 电气工程与系统科学 2024-01-08 Pegah Ahadian , Maryam Babaei , Kourosh Parand

Deep learning methods, in particular convolutional neural networks, have emerged as a powerful tool in medical image computing tasks. While these complex models provide excellent performance, their black-box nature may hinder real-world…

图像与视频处理 · 电气工程与系统科学 2022-10-18 Yuzhe Lu , Adam Perer

The importance of rapid and accurate histologic analysis of surgical tissue in the operating room has been recognized for over a century. Our standard-of-care intraoperative pathology workflow is based on light microscopy and H\&E…

In current biological and medical research, statistical shape modeling (SSM) provides an essential framework for the characterization of anatomy/morphology. Such analysis is often driven by the identification of a relatively small number of…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Riddhish Bhalodia , Shireen Elhabian , Ladislav Kavan , Ross Whitaker

Automation of brain tumors 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. However, high…

图像与视频处理 · 电气工程与系统科学 2020-09-28 Laura Mora Ballestar , Veronica Vilaplana

Purpose: Robot-assisted minimally invasive surgery relies on endoscopic video as the sole intraoperative visual feedback. The DaVinci Xi system overlays a graphical user interface (UI) that indicates the state of each robotic arm, including…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Alexander C. Jenke , Gregor Just , Claas de Boer , Martin Wagner , Sebastian Bodenstedt , Stefanie Speidel

Deformable image registration (DIR) remains a fundamental yet challenging problem in medical image analysis, largely due to the prohibitively high-dimensional deformation space of dense displacement fields and the scarcity of voxel-level…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Runxun Zhang , Yizhou Liu , Li Dongrui , Bo XU , Jingwei Wei

Image registration aims to establish spatial correspondence across pairs, or groups of images, and is a cornerstone of medical image computing and computer-assisted-interventions. Currently, most deep learning-based registration methods…

图像与视频处理 · 电气工程与系统科学 2021-07-12 Xiang Chen , Nishant Ravikumar , Yan Xia , Alejandro F Frangi

This study addresses the urgent need for improved prostate cancer detection methods by harnessing the power of advanced technological solutions. We introduce the application of Quantum Support Vector Machine (QSVM) to this critical…

机器学习 · 计算机科学 2024-03-13 Walid El Maouaki , Taoufik Said , Mohamed Bennai

Purpose: Segmentation of organs-at-risk (OARs) is a bottleneck in current radiation oncology pipelines and is often time consuming and labor intensive. In this paper, we propose an atlas-based semi-supervised registration algorithm to…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Charles Huang , Masoud Badiei , Hyunseok Seo , Ming Ma , Xiaokun Liang , Dante Capaldi , Michael Gensheimer , Lei Xing

Purpose: To develop a fast and precise method for searching rectangular regions in brain tumor images. Methods: The authors propose a new method for searching rectangular tumor regions in brain MR images. The proposed method consisted of a…

图像与视频处理 · 电气工程与系统科学 2026-01-08 Hidenori Takeshima , Shuki Maruyama

Deep brain stimulation (DBS) has the potential to improve the quality of life of people with a variety of neurological diseases. A key challenge in DBS is in the placement of a stimulation electrode in the anatomical location that maximizes…

Purpose: A virtual reality (VR) system, where surgeons can practice procedures on virtual anatomies, is a scalable and cost-effective alternative to cadaveric training. The fully digitized virtual surgeries can also be used to assess the…

Purpose: Comprehensive legal medicine documentation includes both an internal but also an external examination of the corpse. Typically, this documentation is conducted manually during conventional autopsy. A systematic digital…