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Transcranial focused ultrasound (tFUS) is a therapeutic ultrasound method that focuses sound through the skull to a small region noninvasively and often under MRI guidance. CT imaging is used to estimate the acoustic properties that vary…

图像与视频处理 · 电气工程与系统科学 2022-10-27 Han Liu , Michelle K. Sigona , Thomas J. Manuel , Li Min Chen , Benoit M. Dawant , Charles F. Caskey

In the past decades, Computed Tomography (CT) has established itself as one of the most important imaging techniques in medicine. Today, the applicability of CT is only limited by the deposited radiation dose, reduction of which manifests…

图像与视频处理 · 电气工程与系统科学 2022-03-25 Martin Zach , Erich Kobler , Thomas Pock

Synchrotron radiation sources are widely used in various fields, among which computed tomography (CT) is one of the most important. The amount of effort expended by the operator varies depending on the subject. If the number of angles…

图像与视频处理 · 电气工程与系统科学 2021-09-08 Ling Li , Yu Hu

Accurate histological differentiation between adenocarcinoma (ADC) and squamous cell carcinoma (SCC) is critical for personalized treatment in non-small cell lung cancer (NSCLC). While [$^{18}$F]FDG PET/CT is a standard tool for the…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Fatih Aksu , Laura Ciuffetti , Francesco Di Feola , Filippo Ruffini , Giulia Romoli , Fabrizia Gelardi , Arturo Chiti , Valerio Guarrasi , Paolo Soda

We introduce a stop-code tolerant (SCT) approach to training recurrent convolutional neural networks for lossy image compression. Our methods introduce a multi-pass training method to combine the training goals of high-quality…

计算机视觉与模式识别 · 计算机科学 2017-05-19 Michele Covell , Nick Johnston , David Minnen , Sung Jin Hwang , Joel Shor , Saurabh Singh , Damien Vincent , George Toderici

Deep learning is a popular and powerful tool in computed tomography (CT) image processing such as organ segmentation, but its requirement of large training datasets remains a challenge. Even though there is a large anatomical variability…

图像与视频处理 · 电气工程与系统科学 2020-02-06 Chi Nok Enoch Kan , Najibakram Maheenaboobacker , Dong Hye Ye

Diffusion models have significant impact on wide range of generative tasks, especially on image inpainting and restoration. Although the improvements on aiming for decreasing number of function evaluations (NFE), the iterative results are…

图像与视频处理 · 电气工程与系统科学 2024-11-20 Mahmut S. Gokmen , Jie Zhang , Ge Wang , Jin Chen , Cody Bumgardner

Positron emission tomography (PET) suffers from severe resolution limitations which limit its quantitative accuracy. In this paper, we present a super-resolution (SR) imaging technique for PET based on convolutional neural networks (CNNs).…

图像与视频处理 · 电气工程与系统科学 2021-07-29 Tzu-An Song , Samadrita Roy Chowdhury , Fan Yang , Joyita Dutta

Contrast Enhanced Spectral Mammography (CESM) is a dual-energy mammographic imaging technique that first needs intravenously administration of an iodinated contrast medium; then, it collects both a low-energy image, comparable to standard…

图像与视频处理 · 电气工程与系统科学 2026-03-13 Aurora Rofena , Valerio Guarrasi , Marina Sarli , Claudia Lucia Piccolo , Matteo Sammarra , Bruno Beomonte Zobel , Paolo Soda

To the best of our knowledge, all existing methods that can generate synthetic brain magnetic resonance imaging (MRI) scans for a specific individual require detailed structural or volumetric information about the individual's brain.…

神经元与认知 · 定量生物学 2025-04-25 Ruijie Wang , Luca Rossetto , Susan Mérillat , Christina Röcke , Mike Martin , Abraham Bernstein

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…

Last-generation GAN models allow to generate synthetic images which are visually indistinguishable from natural ones, raising the need to develop tools to distinguish fake and natural images thus contributing to preserve the trustworthiness…

计算机视觉与模式识别 · 计算机科学 2020-10-05 Mauro Barni , Kassem Kallas , Ehsan Nowroozi , Benedetta Tondi

Oral Cavity Squamous Cell Carcinoma (OCSCC) is the most common type of head and neck cancer. Due to the subtle nature of its early stages, deep and hidden areas of development, and slow growth, OCSCC often goes undetected, leading to…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Vishal Manikanden , Aniketh Bandlamudi , Daniel Haehn

Data diversity is critical to success when training deep learning models. Medical imaging data sets are often imbalanced as pathologic findings are generally rare, which introduces significant challenges when training deep learning models.…

The use of CT imaging is important for screening, diagnosis, therapy planning, and prognosis of lung cancers. Unfortunately, due to differences in imaging protocols and scanner models, CT images acquired by different means may show large…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Md Shifatul Ahsan Apurba , Md Selim , Jin Chen

As a new emerging and promising type of generative models, diffusion models have proven to outperform Generative Adversarial Networks (GANs) in multiple tasks, including image synthesis. In this work, we explore semantic image synthesis for…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Yan Zhuang , Benjamin Hou , Tejas Sudharshan Mathai , Pritam Mukherjee , Boah Kim , Ronald M. Summers

Large annotated datasets are required for training deep learning models, but in medical imaging data sharing is often complicated due to ethics, anonymization and data protection legislation. Generative AI models, such as generative…

图像与视频处理 · 电气工程与系统科学 2024-01-08 Muhammad Usman Akbar , Måns Larsson , Anders Eklund

Image denoising techniques are essential to reducing noise levels and enhancing diagnosis reliability in low-dose computed tomography (CT). Machine learning based denoising methods have shown great potential in removing the complex and…

计算机视觉与模式识别 · 计算机科学 2017-08-29 Dufan Wu , Kyungsang Kim , Georges El Fakhri , Quanzheng Li

Cone-beam CT (CBCT) is installed in the treatment room to facilitate online clinical applications, including image guidance in radiation and surgery. Half-fan and short-can are the commonly used modes in clinical applications to expand the…

医学物理 · 物理学 2022-05-24 Junbo Peng

With the advent of Deep Learning (DL) techniques, especially Generative Adversarial Networks (GANs), data augmentation and generation are quickly evolving domains that have raised much interest recently. However, the DL techniques are data…

计算机视觉与模式识别 · 计算机科学 2018-05-30 Umair Javaid , John A. Lee