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Ultrasound imaging is a commonly used technology for visualising patient anatomy in real-time during diagnostic and therapeutic procedures. High operator dependency and low reproducibility make ultrasound imaging and interpretation…

Deep learning methods can be found in many medical imaging applications. Recently, those methods were applied directly to the RF ultrasound multi-channel data to enhance the quality of the reconstructed images. In this paper, we apply a…

信号处理 · 电气工程与系统科学 2020-11-23 Nissim Peretz , Arie Feuer

We propose a novel deep-learning framework for super-resolution ultrasound images and videos in terms of spatial resolution and line reconstruction. We up-sample the acquired low-resolution image through a vision-based interpolation method;…

计算机视觉与模式识别 · 计算机科学 2023-05-03 Simone Cammarasana , Paolo Nicolardi , Giuseppe Patanè

Endoscopic depth estimation is a critical technology for improving the safety and precision of minimally invasive surgery. It has attracted considerable attention from researchers in medical imaging, computer vision, and robotics. Over the…

计算机视觉与模式识别 · 计算机科学 2025-10-16 Ke Niu , Zeyun Liu , Xue Feng , Heng Li , Qika Lin , Kaize Shi

Ultrasound imaging is challenging to interpret due to non-uniform intensities, low contrast, and inherent artifacts, necessitating extensive training for non-specialists. Advanced representation with clear tissue structure separation could…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Oleksandra Tmenova , Yordanka Velikova , Mahdi Saleh , Nassir Navab

Feature matching and finding correspondences between endoscopic images is a key step in many clinical applications such as patient follow-up and generation of panoramic image from clinical sequences for fast anomalies localization.…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Manel Farhat , Houda Chaabouni-Chouayakh , Achraf Ben-Hamadou

Spatially resolved Electron Energy-Loss Spectroscopy (EELS) conducted in a Scanning Transmission Electron Microscope (STEM) enables the acquisition of hyperspectral images (HSIs). Spectral unmixing (SU) is the process of decomposing each…

数据分析、统计与概率 · 物理学 2023-10-13 N. Brun , G. Lambert , L. Bocher

Ultrasound imaging is caught between the quest for the highest image quality, and the necessity for clinical usability. Our contribution is two-fold: First, we propose a novel fully convolutional neural network for ultrasound…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Walter Simson , Rüdiger Göbl , Magdalini Paschali , Markus Krönke , Klemens Scheidhauer , Wolfgang Weber , Nassir Navab

We consider deep learning strategies in ultrasound systems, from the front-end to advanced applications. Our goal is to provide the reader with a broad understanding of the possible impact of deep learning methodologies on many aspects of…

信号处理 · 电气工程与系统科学 2019-07-30 Ruud JG van Sloun , Regev Cohen , Yonina C Eldar

This paper is concerned with investigating super-resolution algorithms and solutions for handling electron microscopic images. We note two main aspects differentiating the problem discussed here from those considered in the literature. The…

图像与视频处理 · 电气工程与系统科学 2020-08-26 Yanjun Qian , Jiaxi Xu , Lawrence F. Drummy , Yu Ding

Deep learning has emerged as a powerful artificial intelligence tool to interpret medical images for a growing variety of applications. However, the paucity of medical imaging data with high-quality annotations that is necessary for…

计算机视觉与模式识别 · 计算机科学 2018-10-02 Faisal Mahmood , Richard Chen , Sandra Sudarsky , Daphne Yu , Nicholas J. Durr

Super-resolution ultrasound imaging (SRUS) is an active area of research as it brings up to a ten-fold improvement in the resolution of microvascular structures. The limitations to the clinical adoption of SRUS include long acquisition…

图像与视频处理 · 电气工程与系统科学 2024-08-05 Arthur David Redfern , Katherine G. Brown

Full-field ultra-high-speed (UHS) x-ray imaging experiments have been well established to characterize various processes and phenomena. However, the potential of UHS experiments through the joint acquisition of x-ray videos with distinct…

图像与视频处理 · 电气工程与系统科学 2024-11-28 Songyuan Tang , Tekin Bicer , Tao Sun , Kamel Fezzaa , Samuel J. Clark

Background: Pancreatic cancer is one of the most aggressive cancers, with poor survival rates. Endoscopic ultrasound (EUS) is a key diagnostic modality, but its effectiveness is constrained by operator subjectivity. This study evaluates a…

Significance: Endoscopic screening for esophageal cancer may enable early cancer diagnosis and treatment. While optical microendoscopic technology has shown promise in improving specificity, the limited field of view (<1 mm) significantly…

图像与视频处理 · 电气工程与系统科学 2023-10-04 Xiaohui Zhang , Mimi Tan , Mansour Nabil , Richa Shukla , Shaleen Vasavada , Sharmila Anandasabapathy , Mark A. Anastasio , Elena Petrova

Deep learning-based super-resolution models have the potential to revolutionize biomedical imaging and diagnoses by effectively tackling various challenges associated with early detection, personalized medicine, and clinical automation.…

医学物理 · 物理学 2023-06-27 Yuanzheng Ma , Xinyue Wang , Benqi Zhao , Ying Xiao , Shijie Deng , Jian Song , Xun Guan

Field-of-view and resolution trade-offs in X-Ray micro-computed tomography (micro-CT) imaging limit the characterization, analysis and model development of multi-scale porous systems. To this end, we developed an applied methodology…

地球物理 · 物理学 2022-03-17 Samuel J. Jackson , Yufu Niu , Sojwal Manoorkar , Peyman Mostaghimi , Ryan T. Armstrong

Medical ultrasound imaging relies heavily on high-quality signal processing to provide reliable and interpretable image reconstructions. Conventionally, reconstruction algorithms where derived from physical principles. These algorithms rely…

信号处理 · 电气工程与系统科学 2023-09-21 Ben Luijten , Nishith Chennakeshava , Yonina C. Eldar , Massimo Mischi , Ruud J. G. van Sloun

Depth estimation from monocular endoscopic images presents significant challenges due to the complexity of endoscopic surgery, such as irregular shapes of human soft tissues, as well as variations in lighting conditions. Existing methods…

图像与视频处理 · 电气工程与系统科学 2025-02-07 Dawei Lu , Deqiang Xiao , Danni Ai , Jingfan Fan , Tianyu Fu , Yucong Lin , Hong Song , Xujiong Ye , Lei Zhang , Jian Yang

Ultrasonic imaging algorithms used in many clinical and industrial applications consist of three steps: A data pre-processing, an image formation and an image post-processing step. For efficiency, image formation often relies on an…

图像与视频处理 · 电气工程与系统科学 2021-09-03 Georgios Pilikos , Lars Horchens , Kees Joost Batenburg , Tristan van Leeuwen , Felix Lucka
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