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Tractography has become an indispensable part of brain connectivity studies. However, it is currently facing problems with reliability. In particular, a substantial amount of nerve fiber reconstructions (streamlines) in tractograms produced…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Antonia Hain , Daniel Jörgens , Rodrigo Moreno

In light-sheet microscopy, overall image content and resolution are improved by acquiring and fusing multiple views of the sample from different directions. State-of-the-art multi-view (MV) deconvolution employs the point spread functions…

定量方法 · 定量生物学 2015-03-30 Benjamin Schmid , Jan Huisken

Singular Value Decomposition (SVD) has recently emerged as a new paradigm for processing different types of images. SVD is an attractive algebraic transform for image processing applications. The paper proposes an experimental survey for…

计算机视觉与模式识别 · 计算机科学 2012-12-03 Rowayda A. Sadek

Accurate kinetic analysis of [$^{18}$F]FDG distribution in dynamic positron emission tomography (PET) requires anatomically constrained modelling of image-derived input functions (IDIFs). Traditionally, IDIFs are obtained from the aorta,…

图像与视频处理 · 电气工程与系统科学 2025-04-25 Valentin Langer , Kartikay Tehlan , Thomas Wendler

Recent advancements in AI have significantly transformed medical imaging, particularly in angiography, by enhancing diagnostic precision and patient care. However existing works are limited in analyzing the aorta and iliac arteries, above…

计算机视觉与模式识别 · 计算机科学 2024-04-29 Vazgen Zohranyan , Vagner Navasardyan , Hayk Navasardyan , Jan Borggrefe , Shant Navasardyan

Supervised deep learning techniques show promise in medical image analysis. However, they require comprehensive annotated data sets, which poses challenges, particularly for rare diseases. Consequently, unsupervised anomaly detection (UAD)…

图像与视频处理 · 电气工程与系统科学 2024-03-22 Finn Behrendt , Debayan Bhattacharya , Lennart Maack , Julia Krüger , Roland Opfer , Robin Mieling , Alexander Schlaefer

Although transformer has achieved great progress on computer vision tasks, the scale variation in dense image prediction is still the key challenge. Few effective multi-scale techniques are applied in transformer and there are two main…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Zekun Li , Yufan Liu , Bing Li , Weiming Hu , Kebin Wu , Pei Wang

Medical image segmentation is a critical task that plays a vital role in diagnosis, treatment planning, and disease monitoring. Accurate segmentation of anatomical structures and abnormalities from medical images can aid in the early…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Reza Azad , Amirhossein Kazerouni , Alaa Sulaiman , Afshin Bozorgpour , Ehsan Khodapanah Aghdam , Abin Jose , Dorit Merhof

Background: Coronary artery disease (CAD) remains one of the leading causes of mortality worldwide. Precise segmentation of coronary arteries from invasive coronary angiography (ICA) is critical for effective clinical decision-making.…

图像与视频处理 · 电气工程与系统科学 2025-06-16 Nan Mu , Ruiqi Song , Xiaoning Li , Zhihui Xu , Jingfeng Jiang , Chen Zhao

Synthesizing information from multiple data sources is crucial for constructing accurate individualized treatment rules (ITRs). However, privacy concerns often present significant barriers to the integrative analysis of such multi-source…

统计方法学 · 统计学 2025-11-11 Nan Qiao , Wangcheng Li , Jingxiao Zhang , Canyi Chen

The segmentation and analysis of coronary arteries from intravascular optical coherence tomography (IVOCT) is an important aspect of diagnosing and managing coronary artery disease. Current image processing methods are hindered by the time…

机器学习 · 计算机科学 2021-04-20 Arjun Balaji , Lachlan Kelsey , Kamran Majeed , Carl Schultz , Barry Doyle

Anisotropic Diffusion is widely used for noise reduction with simultaneous preservation of vascular structures in maximum intensity projected (MIP) angiograms. However, extension to minimum intensity projected (mIP) venograms in…

计算机视觉与模式识别 · 计算机科学 2015-01-15 P. K. Akshara , J. S. Paul

In the study of condensed matter physics, spectral information plays an important role for understand the mechanism of materials. However, it is difficult to obtain the spectrum directly through experiments or simulation. For example, the…

计算物理 · 物理学 2022-12-23 Haidong Xie , Xueshuang Xiang , Yuanqing Chen

Dynamic convolution demonstrates outstanding representation capabilities, which are crucial for natural image segmentation. However, it fails when applied to medical image segmentation (MIS) and infrared small target segmentation (IRSTS)…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Bingkun Nian , Fenghe Tang , Jianrui Ding , Jie Yang , Zhonglong Zheng , Shaohua Kevin Zhou , Wei Liu

Image convolution with complex kernels is a fundamental operation in photography, scientific imaging, and animation effects, yet direct dense convolution is computationally prohibitive on resource-limited devices. Existing approximations,…

图形学 · 计算机科学 2026-05-20 Zhizhen Wu , Zhe Cao , Yuchi Huo

Bioresorbable scaffolds have become a popular choice for treatment of coronary heart disease, replacing traditional metal stents. Often, intravascular optical coherence tomography is used to assess potential malapposition after implantation…

计算机视觉与模式识别 · 计算机科学 2018-10-24 Nils Gessert , Sarah Latus , Youssef S. Abdelwahed , David M. Leistner , Matthias Lutz , Alexander Schlaefer

Brain stroke is a leading cause of mortality and long-term disability worldwide, underscoring the need for precise and rapid prediction techniques. Computed Tomography (CT) scan is considered one of the most effective methods for diagnosing…

Magnetic resonance imaging (MRI) is a central modality for stroke imaging. It is used upon patient admission to make treatment decisions such as selecting patients for intravenous thrombolysis or endovascular therapy. MRI is later used in…

We introduce a novel multichannel blind deconvolution (BD) method that extracts sparse and front-loaded impulse responses from the channel outputs, i.e., their convolutions with a single arbitrary source. A crucial feature of this…

信号处理 · 电气工程与系统科学 2019-05-22 Pawan Bharadwaj , Laurent Demanet , Aimé Fournier

Rapid infarct assessment on non-contrast CT (NCCT) is essential for acute ischemic stroke management. Most deep learning methods perform pixel-wise segmentation without modeling the structured anatomical reasoning underlying ASPECTS…

图像与视频处理 · 电气工程与系统科学 2026-03-02 Hiba Azeem , Behraj Khan , Tahir Qasim Syed
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