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相关论文: Super-resolution of clinical CT volumes with modif…

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This paper proposes a novel, unsupervised super-resolution (SR) approach for performing the SR of a clinical CT into the resolution level of a micro CT ($\mu$CT). The precise non-invasive diagnosis of lung cancer typically utilizes clinical…

图像与视频处理 · 电气工程与系统科学 2020-11-22 Tong Zheng , Hirohisa Oda , Masahiro Oda , Shota Nakamura , Masaki Mori , Hirotsugu Takabatake , Hiroshi Natori , Kensaku Mori

This paper newly introduces multi-modality loss function for GAN-based super-resolution that can maintain image structure and intensity on unpaired training dataset of clinical CT and micro CT volumes. Precise non-invasive diagnosis of lung…

图像与视频处理 · 电气工程与系统科学 2020-04-08 Tong Zheng , Hirohisa Oda , Takayasu Moriya , Shota Nakamura , Masahiro Oda , Masaki Mori , Horitsugu Takabatake , Hiroshi Natori , Kensaku Mori

This paper addresses the problem of pathological lung segmentation, a significant challenge in medical image analysis, particularly pronounced in cases of peripheral opacities (severe fibrosis and consolidation) because of the textural…

图像与视频处理 · 电气工程与系统科学 2024-07-10 Rezkellah Noureddine Khiati , Pierre-Yves Brillet , Aurélien Justet , Radu Ispas , Catalin Fetita

Computed tomography (CT) is widely used in screening, diagnosis, and image-guided therapy for both clinical and research purposes. Since CT involves ionizing radiation, an overarching thrust of related technical research is development of…

图像与视频处理 · 电气工程与系统科学 2019-06-25 Chenyu You , Guang Li , Yi Zhang , Xiaoliu Zhang , Hongming Shan , Shenghong Ju , Zhen Zhao , Zhuiyang Zhang , Wenxiang Cong , Michael W. Vannier , Punam K. Saha , Ge Wang

Due to the limitations of sensors, the transmission medium and the intrinsic properties of ultrasound, the quality of ultrasound imaging is always not ideal, especially its low spatial resolution. To remedy this situation, deep learning…

图像与视频处理 · 电气工程与系统科学 2020-12-29 Heng Liu , Jianyong Liu , Tao Tao , Shudong Hou , Jungong Han

In clinical practice, anisotropic volumetric medical images with low through-plane resolution are commonly used due to short acquisition time and lower storage cost. Nevertheless, the coarse resolution may lead to difficulties in medical…

图像与视频处理 · 电气工程与系统科学 2022-12-13 Pengxin Yu , Haoyue Zhang , Han Kang , Wen Tang , Corey W. Arnold , Rongguo Zhang

Computed Tomography (CT) imaging technique is widely used in geological exploration, medical diagnosis and other fields. In practice, however, the resolution of CT image is usually limited by scanning devices and great expense. Super…

计算机视觉与模式识别 · 计算机科学 2020-01-29 Yukai Wang , Qizhi Teng , Xiaohai He , Junxi Feng , Tingrong Zhang

Ultrasound imaging is pivotal in various medical diagnoses due to its non-invasive nature and safety. In clinical practice, the accuracy and precision of ultrasound image analysis are critical. Recent advancements in deep learning are…

图像与视频处理 · 电气工程与系统科学 2024-08-26 Yuhan Song , Nak Young Chong

Diversity in data is critical for the successful training of deep learning models. Leveraged by a recurrent generative adversarial network, we propose the CT-SGAN model that generates large-scale 3D synthetic CT-scan volumes ($\geq…

图像与视频处理 · 电气工程与系统科学 2021-11-08 Ahmad Pesaranghader , Yiping Wang , Mohammad Havaei

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…

Anatomical structures such as blood vessels in contrast-enhanced CT (ceCT) images can be challenging to segment due to the variability in contrast medium diffusion. The combined use of ceCT and contrast-free (CT) CT images can improve the…

图像与视频处理 · 电气工程与系统科学 2022-10-05 Giammarco La Barbera , Haithem Boussaid , Francesco Maso , Sabine Sarnacki , Laurence Rouet , Pietro Gori , Isabelle Bloch

Super-resolution (SR) for image enhancement has great importance in medical image applications. Broadly speaking, there are two types of SR, one requires multiple low resolution (LR) images from different views of the same object to be…

图像与视频处理 · 电气工程与系统科学 2018-10-17 Jin Zhu , Guang Yang , Pietro Lio

Computational anatomy allows the quantitative analysis of organs in medical images. However, most analysis is constrained to the millimeter scale because of the limited resolution of clinical computed tomography (CT). X-ray microtomography…

计算机视觉与模式识别 · 计算机科学 2017-02-28 Holger R. Roth , Kai Nagara , Hirohisa Oda , Masahiro Oda , Tomoshi Sugiyama , Shota Nakamura , Kensaku Mori

In many clinical settings, the use of both Computed Tomography (CT) and Magnetic Resonance (MRI) is necessary to pursue a thorough understanding of the patient's anatomy and to plan a suitable therapeutical strategy; this is often the case…

图像与视频处理 · 电气工程与系统科学 2024-07-16 Leonardo Crespi , Samuele Camnasio , Damiano Dei , Nicola Lambri , Pietro Mancosu , Marta Scorsetti , Daniele Loiacono

Recently, paired (e.g. Pix2pix) and unpaired (e.g. CycleGAN) image-to-image translation methods have shown effective in medical imaging tasks. In practice, however, it can be difficult to apply these deep models on medical data volumes,…

图像与视频处理 · 电气工程与系统科学 2019-08-02 Tycho F. A. van der Ouderaa , Daniel E. Worrall , Bram van Ginneken

Three-dimensional (3D) imaging is popular in medical applications, however, anisotropic 3D volumes with thick, low-spatial-resolution slices are often acquired to reduce scan times. Deep learning (DL) offers a solution to recover…

计算机视觉与模式识别 · 计算机科学 2024-02-06 Michele Pascale , Vivek Muthurangu , Javier Montalt Tordera , Heather E Fitzke , Gauraang Bhatnagar , Stuart Taylor , Jennifer Steeden

The cycleGAN is becoming an influential method in medical image synthesis. However, due to a lack of direct constraints between input and synthetic images, the cycleGAN cannot guarantee structural consistency between these two images, and…

计算机视觉与模式识别 · 计算机科学 2018-09-13 Heran Yang , Jian Sun , Aaron Carass , Can Zhao , Junghoon Lee , Zongben Xu , Jerry Prince

Magnetic resonance (MR) and computer tomography (CT) images are two typical types of medical images that provide mutually-complementary information for accurate clinical diagnosis and treatment. However, obtaining both images may be limited…

图像与视频处理 · 电气工程与系统科学 2023-06-02 Jiayuan Wang , Q. M. Jonathan Wu , Farhad Pourpanah

Single-Image Super-Resolution (SISR) aims to reconstruct a High-Resolution (HR) image from a Low-Resolution (LR) observation, a fundamentally ill-posed problem where high-frequency details are severely degraded at large upscaling factors.…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Roberto Isai Navaro-Aviña , Eduardo Said Merin-Martinez , Andres Mendez-Vazquez , Eduardo Rodriguez-Tello

In the field of radiotherapy, accurate imaging and image registration are of utmost importance for precise treatment planning. Magnetic Resonance Imaging (MRI) offers detailed imaging without being invasive and excels in soft-tissue…

图像与视频处理 · 电气工程与系统科学 2023-11-29 Saba Nikbakhsh , Lachin Naghashyar , Morteza Valizadeh , Mehdi Chehel Amirani
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