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Volumetric rendering of Computed Tomography (CT) scans is crucial for visualizing complex 3D anatomical structures in medical imaging. Current high-fidelity approaches, especially neural rendering techniques, require time-consuming…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Zhongpai Gao , Meng Zheng , Benjamin Planche , Anwesa Choudhuri , Terrence Chen , Ziyan Wu

Recent advancements in deep learning for automated image processing and classification have accelerated many new applications for medical image analysis. However, most deep learning applications have been developed using reconstructed,…

计算机视觉与模式识别 · 计算机科学 2018-12-05 Hyunkwang Lee , Chao Huang , Sehyo Yune , Shahein H. Tajmir , Myeongchan Kim , Synho Do

Shape retrieval and alignment are a promising avenue towards turning 3D scans into lightweight CAD representations that can be used for content creation such as mobile or AR/VR gaming scenarios. Unfortunately, CAD model retrieval is limited…

计算机视觉与模式识别 · 计算机科学 2020-07-24 Vladislav Ishimtsev , Alexey Bokhovkin , Alexey Artemov , Savva Ignatyev , Matthias Niessner , Denis Zorin , Evgeny Burnaev

Proton Computed Tomography (CT) is a prototype imaging modality for the reconstruction of the Relative Stopping Power of a patient, for more accurate calculations of the dose distributions in proton therapy dose planning. The measurements…

X-Ray based computed tomography (CT) is a well-established technique for determining the three-dimensional structure of an object from its two-dimensional projections. In the past few decades, there have been significant advancements in the…

医学物理 · 物理学 2023-04-26 Dinesh Kumar , Dilworth Y. Parkinson , Jeffrey J. Donatelli

The volume estimation of brain regions from MRI data is a key problem in many clinical applications, where the acquisition of data at high spatial resolution is desirable. While parallel MRI and constrained image reconstruction algorithms…

图像与视频处理 · 电气工程与系统科学 2021-05-20 Aniket Pramanik , Xiaodong Wu , Mathews Jacob

Computed tomography is a method for synthesizing volumetric or cross-sectional images of an object from a collection of projections. Popular reconstruction methods for computed tomography are based on idealized models and assumptions that…

数值分析 · 数学 2022-03-03 Frederik H. Pedersen , Jakob S. Jørgensen , Martin S. Andersen

While Computerized Tomography (CT) images can help detect disease such as Covid-19, regular CT machines are large and expensive. Cheaper and more portable machines suffer from errors in geometry acquisition that downgrades CT image quality.…

图像与视频处理 · 电气工程与系统科学 2021-08-03 Peijian Ding

X-ray fluorescence computed tomography based on sheet-beam can save a huge amount of time to obtain a whole set of projections using synchrotron. However, it is clearly unpractical for most biomedical research laboratories. In this paper,…

医学物理 · 物理学 2017-03-07 Shanghai Jiang , Peng He , Luzhen Deng , Mianyi Chen , Biao Wei

We present 3DeepCT, a deep neural network for computed tomography, which performs 3D reconstruction of scattering volumes from multi-view images. Our architecture is dictated by the stationary nature of atmospheric cloud fields. The task of…

图像与视频处理 · 电气工程与系统科学 2020-12-14 Yael Sde-Chen , Yoav Y. Schechner , Vadim Holodovsky , Eshkol Eytan

Within anthropology, the use of three-dimensional (3D) imaging has become increasingly common and widespread since it broadens the available avenues for addressing a wide range of key anthropological issues. The ease with which 3D models…

计算机视觉与模式识别 · 计算机科学 2025-01-31 Katrina Yezzi-Woodley , Jeff Calder , Mckenzie Sweno , Chloe Siewert , Peter J. Olver

Based on recently introduced efficient quantum state tomography schemes, we propose a scalable method for the tomography of unitary processes and the reconstruction of one-dimensional local Hamiltonians. As opposed to the exponential…

量子物理 · 物理学 2015-04-30 M. Holzäpfel , T. Baumgratz , M. Cramer , M. B. Plenio

Three-dimensional (3D) reconstruction of head Computed Tomography (CT) images elucidates the intricate spatial relationships of tissue structures, thereby assisting in accurate diagnosis. Nonetheless, securing an optimal head CT scan…

计算机视觉与模式识别 · 计算机科学 2023-09-18 Bowen Zheng , Chenxi Huang , Yuemei Luo

Computed Tomography (CT) is a medical imaging modality that can generate more informative 3D images than 2D X-rays. However, this advantage comes at the expense of more radiation exposure, higher costs, and longer acquisition time. Hence,…

图像与视频处理 · 电气工程与系统科学 2023-09-12 Shuangqin Cheng , Qingliang Chen , Qiyi Zhang , Ming Li , Yamuhanmode Alike , Kaile Su , Pengcheng Wen

Computed Tomography (CT) scans are the standard-of-care for the visualization and diagnosis of many clinical ailments, and are needed for the treatment planning of external beam radiotherapy. Unfortunately, the availability of CT scanners…

图像与视频处理 · 电气工程与系统科学 2024-08-28 Yiran Sun , Hana Baroudi , Tucker Netherton , Laurence Court , Osama Mawlawi , Ashok Veeraraghavan , Guha Balakrishnan

An efficient computational approach for optimal reconstruction of binary-type images suitable for models in various applications including biomedical imaging is developed and validated. The methodology includes derivative-free optimization…

最优化与控制 · 数学 2022-09-27 Paul R. Arbic , Vladislav Bukshtynov

Cosmic ray muon computed tomography ({\mu}CT) is a new imaging modality with unique characteristics that could be particularly important for diverse applications including nuclear nonproliferation, spent nuclear fuel monitoring, cargo…

仪器与探测器 · 物理学 2018-10-17 Zhengzhi Liu , Stylianos Chatzidakis , John M. Scaglione , Can Liao , Haori Yang , Jason P. Hayward

Image-based algorithmic software segmentation is an increasingly important topic in many medical fields. Algorithmic segmentation is used for medical three-dimensional visualization, diagnosis or treatment support, especially in complex…

计算机视觉与模式识别 · 计算机科学 2019-02-15 Jürgen Wallner , Irene Mischak , Jan Egger

X-ray computed tomography (CT) is one of the most common imaging techniques used to diagnose various diseases in the medical field. Its high contrast sensitivity and spatial resolution allow the physician to observe details of body parts…

图像与视频处理 · 电气工程与系统科学 2023-08-03 Daeun Kyung , Kyungmin Jo , Jaegul Choo , Joonseok Lee , Edward Choi

While micro-CT systems are instrumental in preclinical research, clinical micro-CT imaging has long been desired with cochlear implantation as a primary example. The structural details of the cochlear implant and the temporal bone require a…