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Contrast enhanced ultrasound is a radiation-free imaging modality which uses encapsulated gas microbubbles for improved visualization of the vascular bed deep within the tissue. It has recently been used to enable imaging with unprecedented…

机器学习 · 计算机科学 2019-01-23 Oren Solomon , Regev Cohen , Yi Zhang , Yi Yang , He Qiong , Jianwen Luo , Ruud J. G. van Sloun , Yonina C. Eldar

Imaging the human brain vasculature with high spatial and temporal resolution remains challenging in the clinic today. Transcranial ultrasound is scarcely used for cerebrovascular imaging, due to low sensitivity and strong phase aberrations…

Effective clutter filtering is crucial in suppressing tissue clutter and extracting blood flow signal in Doppler ultrasound. Recent advances in eigen-based clutter filtering techniques have enabled ultrasound imaging of microvasculature…

医学物理 · 物理学 2024-05-21 Chengwu Huang , U-Wai Lok , Jingke Zhang , Hui Liu , Shigao Chen

Transcranial ultrasound imaging is usually limited by skull-induced attenuation and high-order aberrations. By using contrast agents such as microbubbles in combination with ultrafast imaging, not only can the signal-to-noise ratio be…

Segmenting ultrasound images is critical for various medical applications, but it offers significant challenges due to ultrasound images' inherent noise and unpredictability. To address these challenges, we proposed EUIS-Net, a CNN network…

图像与视频处理 · 电气工程与系统科学 2024-08-23 Shahzaib Iqbal , Hasnat Ahmed , Muhammad Sharif , Madiha Hena , Tariq M. Khan , Imran Razzak

Chronic kidney disease (CKD) is a growing global health concern, necessitating precise and efficient image analysis to aid diagnosis and treatment planning. Automated segmentation of kidney pathology images plays a central role in…

图像与视频处理 · 电气工程与系统科学 2025-04-09 Mingyang Zhu , Yuqiu Liang , Jiacheng Wang

Ultrasound Localization Microscopy can resolve the microvascular bed down to a few micrometers. To achieve such performance microbubble contrast agents must perfuse the entire microvascular network. Microbubbles are then located…

Automatic prohibited object detection within 2D/3D X-ray Computed Tomography (CT) has been studied in literature to enhance the aviation security screening at checkpoints. Deep Convolutional Neural Networks (CNN) have demonstrated superior…

计算机视觉与模式识别 · 计算机科学 2020-12-23 Qian Wang , Toby P. Breckon

Deep learning architecture with convolutional neural network (CNN) achieves outstanding success in the field of computer vision. Where U-Net, an encoder-decoder architecture structured by CNN, makes a great breakthrough in biomedical image…

图像与视频处理 · 电气工程与系统科学 2023-02-13 Qing Xu , Zhicheng Ma , Na HE , Wenting Duan

In digital rock physics, analysing microstructures from CT and SEM scans is crucial for estimating properties like porosity and pore connectivity. Traditional segmentation methods like thresholding and CNNs often fall short in accurately…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Zhaoyang Ma , Xupeng He , Hyung Kwak , Jun Gao , Shuyu Sun , Bicheng Yan

Automated experimentation with real time data analysis in scanning transmission electron microscopy (STEM) often require end-to-end framework. The four-dimensional scanning transmission electron microscopy (4D-STEM) with high-throughput…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Mingyu Liu , Zian Mao , Zhu Liu , Haoran Zhang , Jintao Guo , Xiaoya He , Xi Huang , Shufen Chu , Chun Cheng , Jun Ding , Yujun Xie

Precise and rapid categorization of images in the B-scan ultrasound modality is vital for diagnosing ocular diseases. Nevertheless, distinguishing various diseases in ultrasound still challenges experienced ophthalmologists. Thus a novel…

计算机视觉与模式识别 · 计算机科学 2022-06-20 Ruilong Dan , Yunxiang Li , Yijie Wang , Gangyong Jia , Ruiquan Ge , Juan Ye , Qun Jin , Yaqi Wang

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…

Undersampled CT volumes minimize acquisition time and radiation exposure but introduce artifacts degrading image quality and diagnostic utility. Reducing these artifacts is critical for high-quality imaging. We propose a computationally…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Johannes Thalhammer , Tina Dorosti , Sebastian Peterhansl , Daniela Pfeiffer , Franz Pfeiffer , Florian Schaff

Assessing the location and extent of lesions caused by chronic stroke is critical for medical diagnosis, surgical planning, and prognosis. In recent years, with the rapid development of 2D and 3D convolutional neural networks (CNN), the…

图像与视频处理 · 电气工程与系统科学 2021-02-17 Yongjin Zhou , Weijian Huang , Pei Dong , Yong Xia , Shanshan Wang

Existing methods to reconstruct vascular structures from a computed tomography (CT) angiogram rely on injection of intravenous contrast to enhance the radio-density within the vessel lumen. However, pathological changes can be present in…

图像与视频处理 · 电气工程与系统科学 2020-02-11 Anirudh Chandrashekar , Ashok Handa , Natesh Shivakumar , Pierfrancesco Lapolla , Vicente Grau , Regent Lee

In recent years, 3D convolutional neural networks have become the dominant approach for volumetric medical image segmentation. However, compared to their 2D counterparts, 3D networks introduce substantially more training parameters and…

图像与视频处理 · 电气工程与系统科学 2022-06-01 Yuan Wang , Laura Blackie , Irene Miguel-Aliaga , Wenjia Bai

Most deep neural networks (DNNs) based ultrasound (US) medical image analysis models use pretrained backbones (e.g., ImageNet) for better model generalization. However, the domain gap between natural and medical images causes an inevitable…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Yixiong Chen , Chunhui Zhang , Li Liu , Cheng Feng , Changfeng Dong , Yongfang Luo , Xiang Wan

Ultrasound imaging is a commonly used modality for several diagnostic and therapeutic procedures. However, the diagnosis by ultrasound relies heavily on the quality of images assessed manually by sonographers, which diminishes the…

图像与视频处理 · 电气工程与系统科学 2023-07-10 Deepak Raina , Dimitrios Ntentia , SH Chandrashekhara , Richard Voyles , Subir Kumar Saha

Accurate identification and localisation of brain tumours from medical images remain challenging due to tumour variability and structural complexity. Convolutional Neural Networks (CNNs), particularly ResNet and Unet, have made significant…

图像与视频处理 · 电气工程与系统科学 2024-12-31 Peixin Dai , Jingsi Zhang , Zhitao Shu
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