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Background: There are many challenges and opportunities in the clinical deployment of AI tools in radiology. The current study describes a radiology software platform called NeoMedSys that can enable efficient deployment and refinements of…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Qinghui Liu , Jon E. Nesvold , Hanna Raaum , Elakkyen Murugesu , Martin Røvang , Bradley J Maclntosh , Atle Bjørnerud , Karoline Skogen

Background: To develop an artificial intelligence system that can accurately identify acute non-traumatic intracranial hemorrhage (ICH) etiology based on non-contrast CT (NCCT) scans and investigate whether clinicians can benefit from it in…

图像与视频处理 · 电气工程与系统科学 2023-02-03 Meng Zhao , Yifan Hu , Ruixuan Jiang , Yuanli Zhao , Dong Zhang , Yan Zhang , Rong Wang , Yong Cao , Qian Zhang , Yonggang Ma , Jiaxi Li , Shaochen Yu , Wenjie Li , Ran Zhang , Yefeng Zheng , Shuo Wang , Jizong Zhao

Computed Tomography (CT) is commonly used to image acute ischemic stroke (AIS) patients, but its interpretation by radiologists is time-consuming and subject to inter-observer variability. Deep learning (DL) techniques can provide automated…

图像与视频处理 · 电气工程与系统科学 2023-10-02 Alessandro Fontanella , Wenwen Li , Grant Mair , Antreas Antoniou , Eleanor Platt , Paul Armitage , Emanuele Trucco , Joanna Wardlaw , Amos Storkey

The accurate and timely diagnosis of acute aortic syndromes (AAS) in patients presenting with acute chest pain remains a clinical challenge. Aortic CT angiography (CTA) is the imaging protocol of choice in patients with suspected AAS.…

Abdominal aortic aneurysms (AAAs) are progressive focal dilatations of the abdominal aorta. AAAs may rupture, with a survival rate of only 20\%. Current clinical guidelines recommend elective surgical repair when the maximum AAA diameter…

计算机视觉与模式识别 · 计算机科学 2025-06-12 Dieuwertje Alblas , Patryk Rygiel , Julian Suk , Kaj O. Kappe , Marieke Hofman , Christoph Brune , Kak Khee Yeung , Jelmer M. Wolterink

A generative model for the mesh geometry of intracranial aneurysms (IA) is crucial for training networks to predict blood flow forces in real time, which is a key factor affecting disease progression. This need is necessitated by the…

机器学习 · 计算机科学 2025-05-16 Wenhao Ding , Choon Hwai Yap , Kangjun Ji , Simão Castro

Acute aortic syndrome (AAS) is a group of life threatening conditions of the aorta. We have developed an end-to-end automatic approach to detect AAS in computed tomography (CT) images. Our approach consists of two steps. At first, we…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Manikanta Srikar Yellapragada , Yiting Xie , Benedikt Graf , David Richmond , Arun Krishnan , Arkadiusz Sitek

In this work, we propose a novel microaneurysm (MA) detection for early diabetic retinopathy screening using color fundus images. Since MA usually the first lesions to appear as an indicator of diabetic retinopathy, accurate detection of MA…

计算机视觉与模式识别 · 计算机科学 2016-07-19 Mrinal Haloi

Retinal microaneurysms are the earliest clinical sign of diabetic retinopathy disease. Detection of microaneurysms is crucial for the early diagnosis of diabetic retinopathy and prevention of blindness. In this paper, a novel and reliable…

计算机视觉与模式识别 · 计算机科学 2018-05-09 Behdad Dashtbozorg , Jiong Zhang , Bart M. ter Haar Romeny

Reliable anomaly detection in brain MRI remains challenging due to the scarcity of annotated abnormal cases and the frequent absence of key imaging modalities in real clinical workflows. Existing single-class or multi-class anomaly…

计算机视觉与模式识别 · 计算机科学 2025-12-25 Changwei Wu , Yifei Chen , Yuxin Du , Mingxuan Liu , Jinying Zong , Beining Wu , Jie Dong , Feiwei Qin , Yunkang Cao , Qiyuan Tian

Deep learning (DL) algorithms can be used to automate paranasal anomaly detection from Magnetic Resonance Imaging (MRI). However, previous works relied on supervised learning techniques to distinguish between normal and abnormal samples.…

Most of the intracranial aneurysms (ICA) occur on a specific portion of the cerebral vascular tree named the Circle of Willis (CoW). More particularly, they mainly arise onto fifteen of the major arterial bifurcations constituting this…

图像与视频处理 · 电气工程与系统科学 2023-08-30 Rafic Nader , Romain Bourcier , Florent Autrusseau

Intracranial aneurysms (ICA) commonly occur in specific segments of the Circle of Willis (CoW), primarily, onto thirteen major arterial bifurcations. An accurate detection of these critical landmarks is necessary for a prompt and efficient…

计算机视觉与模式识别 · 计算机科学 2025-07-04 Rafic Nader , Vincent L'Allinec , Romain Bourcier , Florent Autrusseau

To develop a domain-agnostic, semi-supervised anomaly detection framework that integrates deep reinforcement learning (DRL) to address challenges such as large-scale data, overfitting, and class imbalance, focusing on brain MRI volumes.…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Zeduo Zhang , Yalda Mohsenzadeh

In medical imaging, anomaly detection is a vital element of healthcare diagnostics, especially for neurological conditions which can be life-threatening. Conventional deterministic methods often fall short when it comes to capturing the…

机器学习 · 计算机科学 2025-04-23 Dip Roy

Introduction: Deep learning (DL) models can help detect intracranial aneurysms on CTA, but high false positive (FP) rates remain a barrier to clinical translation, despite improvement in model architectures and strategies like detection…

图像与视频处理 · 电气工程与系统科学 2025-07-02 Jisoo Kim , Chu-Hsuan Lin , Alberto Ceballos-Arroyo , Ping Liu , Huaizu Jiang , Shrikanth Yadav , Qi Wan , Lei Qin , Geoffrey S Young

The diagnostic accuracy and subjectivity of existing Knee Osteoarthritis (OA) ordinal grading systems has been a subject of on-going debate and concern. Existing automated solutions are trained to emulate these imperfect systems, whilst…

机器学习 · 计算机科学 2025-05-30 Niamh Belton , Aonghus Lawlor , Kathleen M. Curran

Intracranial aneurysm (IA) is a common cerebrovascular disease that is usually asymptomatic but may cause severe subarachnoid hemorrhage (SAH) if ruptured. Although clinical practice is usually based on individual factors and morphological…

计算机视觉与模式识别 · 计算机科学 2025-01-20 Xigui Li , Yuanye Zhou , Feiyang Xiao , Xin Guo , Yichi Zhang , Chen Jiang , Jianchao Ge , Xiansheng Wang , Qimeng Wang , Taiwei Zhang , Chensen Lin , Yuan Cheng , Yuan Qi

We propose a fully automated algorithm based on a deep learning framework enabling screening of a coronary computed tomography angiography (CCTA) examination for confident detection of the presence or absence of coronary artery…

图像与视频处理 · 电气工程与系统科学 2020-06-09 Sema Candemir , Richard D. White , Mutlu Demirer , Vikash Gupta , Matthew T. Bigelow , Luciano M. Prevedello , Barbaros S. Erdal

Diabetic Retinopathy (DR) is a prominent cause of blindness in the world. The early treatment of DR can be conducted from detection of microaneurysms (MAs) which appears as reddish spots in retinal images. An automated microaneurysm…

计算机视觉与模式识别 · 计算机科学 2018-07-10 Noushin Eftekheri , Mojtaba Masoudi , Hamidreza Pourreza , Kamaledin Ghiasi Shirazi , Ehsan Saeedi