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Segmentation of medical images is a fundamental task with numerous applications. While MRI, CT, and PET modalities have significantly benefited from deep learning segmentation techniques, more recent modalities, like functional ultrasound…

图像与视频处理 · 电气工程与系统科学 2025-07-24 Hana Sebia , Thomas Guyet , Mickaël Pereira , Marco Valdebenito , Hugues Berry , Benjamin Vidal

Cryo-electron microscopy (EM) single particle reconstruction is an entirely general technique for 3D structure determination of macromolecular complexes. However, because the images are taken at low electron dose, it is extremely hard to…

计算机视觉与模式识别 · 计算机科学 2019-04-17 Yifeng Fan , Zhizhen Zhao

Cryo Focused Ion-Beam Scanning Electron Microscopy (cryo FIB-SEM) enables three-dimensional and nanoscale imaging of biological specimens via a slice and view mechanism. The FIB-SEM experiments are, however, limited by a slow (typically,…

Microvascular anatomy is known to be involved in various neurological disorders. However, understanding these disorders is hindered by the lack of imaging modalities capable of capturing the comprehensive three-dimensional vascular network…

图像与视频处理 · 电气工程与系统科学 2024-07-02 Etienne Chollet , Yaël Balbastre , Chiara Mauri , Caroline Magnain , Bruce Fischl , Hui Wang

Portable CT scanners enable early stroke detection in prehospital and low-resource settings but require reduced radiation doses, introducing noise that degrades diagnostic reliability. We present a deep learning framework for stroke…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Rhea Ghosal , Ronok Ghosal , Eileen Lou

Electromagnetic (EM) imaging is an important tool for non-invasive sensing with low-cost and portable devices. One emerging application is EM stroke imaging, which enables early diagnosis and continuous monitoring of brain strokes.…

信号处理 · 电气工程与系统科学 2025-09-08 Rui Guo , Yi Zhang , Yhonatan Kvich , Tianyao Huang , Maokun Li , Yonina C. Eldar

Purpose: To develop a data-efficient strategy for accelerated MRI reconstruction with Diffusion Probabilistic Generative Models (DPMs) that enables faster scan times in clinical stroke MRI when only limited fully-sampled data samples are…

图像与视频处理 · 电气工程与系统科学 2026-03-16 Yamin Arefeen , Sidharth Kumar , Steven Warach , Hamidreza Saber , Jonathan Tamir

Stroke is one of the leading causes of death globally, making early and accurate diagnosis essential for improving patient outcomes, particularly in emergency settings where timely intervention is critical. CT scans are the key imaging…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Shomukh Qari , Maha A. Thafar

Lack of adequate training samples and noisy high-dimensional features are key challenges faced by Motor Imagery (MI) decoding algorithms for electroencephalogram (EEG) based Brain-Computer Interface (BCI). To address these challenges,…

其他计算机科学 · 计算机科学 2024-10-28 Ravikiran Mane , Effie Chew , Karen Chua , Kai Keng Ang , Neethu Robinson , A. P. Vinod , Seong-Whan Lee , Cuntai Guan

A stroke occurs when an artery in the brain ruptures and bleeds or when the blood supply to the brain is cut off. Blood and oxygen cannot reach the brain's tissues due to the rupture or obstruction resulting in tissue death. The Middle…

图像与视频处理 · 电气工程与系统科学 2022-05-10 Ujjwal Upadhyay , Mukul Ranjan , Satish Golla , Swetha Tanamala , Preetham Sreenivas , Sasank Chilamkurthy , Jeyaraj Pandian , Jason Tarpley

Ischemic stroke, caused by cerebral vessel occlusion, presents substantial challenges in medical imaging due to the variability and subtlety of stroke lesions. Magnetic Resonance Imaging (MRI) plays a crucial role in diagnosing and managing…

图像与视频处理 · 电气工程与系统科学 2025-01-07 Ashiqur Rahman , Muhammad E. H. Chowdhury , Md Sharjis Ibne Wadud , Rusab Sarmun , Adam Mushtak , Sohaib Bassam Zoghoul , Israa Al-Hashimi

Computational modeling of Multiresolution- Fractional Brownian motion (fBm) has been effective in stochastic multiscale fractal texture feature extraction and machine learning of abnormal brain tissue segmentation. Further, deep…

图像与视频处理 · 电气工程与系统科学 2023-06-09 A. Temtam , L. Pei , K. Iftekharuddin

Efficient and accurate whole-brain lesion segmentation remains a challenge in medical image analysis. In this work, we revisit MeshNet, a parameter-efficient segmentation model, and introduce a novel multi-scale dilation pattern with an…

图像与视频处理 · 电气工程与系统科学 2025-03-10 Alex Fedorov , Yutong Bu , Xiao Hu , Chris Rorden , Sergey Plis

Automatic identification of brain lesions from magnetic resonance imaging (MRI) scans of stroke survivors would be a useful aid in patient diagnosis and treatment planning. We propose a multi-modal multi-path convolutional neural network…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Yunzhe Xue , Fadi G. Farhat , Olga Boukrina , A . M. Barrett , Jeffrey R. Binder , Usman W. Roshan , William W. Graves

Stroke is a leading cause of mortality and disability. Emergent diagnosis and intervention are critical, and predicated upon initial brain imaging; however, existing clinical imaging modalities are generally costly, immobile, and demand…

Acute stroke lesion segmentation tasks are of great clinical interest as they can help doctors make better informed treatment decisions. Magnetic resonance imaging (MRI) is time demanding but can provide images that are considered gold…

计算机视觉与模式识别 · 计算机科学 2019-04-25 Albert Clèrigues , Sergi Valverde , Jose Bernal , Jordi Freixenet , Arnau Oliver , Xavier Lladó

Image deblurring is an essential image preprocessing technique, aiming to recover clear and detailed images form blurry ones. However, existing algorithms often fail to effectively integrate multi-scale feature extraction with frequency…

计算机视觉与模式识别 · 计算机科学 2024-11-12 Yawen Xiang , Heng Zhou , Chengyang Li , Zhongbo Li , Yongqiang Xie

Reliable control of myoelectric prostheses is often hindered by high inter-subject variability and the clinical impracticality of high-density sensor arrays. This study proposes a deep learning framework for accurate gesture recognition…

This work considers the optimization of electrode positions in head imaging by electrical impedance tomography. The study is motivated by maximizing the sensitivity of electrode measurements to conductivity changes when monitoring the…

数值分析 · 数学 2023-12-19 N. Hyvönen , A. Jääskeläinen , R. Maity , A. Vavilov

In an emergency room (ER) setting, stroke triage or screening is a common challenge. A quick CT is usually done instead of MRI due to MRI's slow throughput and high cost. Clinical tests are commonly referred to during the process, but the…

计算机视觉与模式识别 · 计算机科学 2022-06-29 Tongan Cai , Haomiao Ni , Mingli Yu , Xiaolei Huang , Kelvin Wong , John Volpi , James Z. Wang , Stephen T. C. Wong