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Alzheimer's dementia (AD) is of increasing concern as populations achieve longer lifespans. Many of the recent failed AD clinical trials recruiting cognitively intact individuals had a low number of AD events and were thus underpowered.…

统计方法学 · 统计学 2025-03-21 Julia Gallini , Zach Baucom , Yorghos Tripodis

Background. Alzheimer's disease and related dementia (ADRD) are characterized by multiple and progressive anatomo clinical changes. Yet, modeling changes over disease course from cohort data is challenging as the usual timescales are…

统计方法学 · 统计学 2024-07-17 Jérémie Lespinasse , Carole Dufouil , Cécile Proust-Lima , the MEMENTO study group

Consistency Models (CM) (Song et al., 2023) accelerate score-based diffusion model sampling at the cost of sample quality but lack a natural way to trade-off quality for speed. To address this limitation, we propose Consistency Trajectory…

One of the hallmarks of Alzheimer's disease (AD) is the accumulation and spread of toxic aggregates of tau protein. The progression of AD tau pathology is thought to be highly stereotyped, which is in part due to the fact that tau can…

偏微分方程分析 · 数学 2024-01-09 Veronica Tora , Justin Torok , Michiel Bertsch , Ashish Raj

Alzheimer's disease (AD) is characterized by the progressive spread of pathology across brain networks, yet forecasting this cascade at the individual level remains challenging. We present a personalized graph-based dynamical model that…

神经元与认知 · 定量生物学 2025-11-13 Chunyan Li , Yutong Mao , Xiao Liu , Wenrui Hao

Alzheimer's Disease (AD) is one of the most concerned neurodegenerative diseases. In the last decade, studies on AD diagnosis attached great significance to artificial intelligence (AI)-based diagnostic algorithms. Among the diverse…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Yechong Huang , Jiahang Xu , Yuncheng Zhou , Tong Tong , Xiahai Zhuang , the Alzheimer's Disease Neuroimaging Initiative

Multi-modal biological, imaging, and neuropsychological markers have demonstrated promising performance for distinguishing Alzheimer's disease (AD) patients from cognitively normal elders. However, it remains difficult to early predict when…

计算机视觉与模式识别 · 计算机科学 2019-01-08 Hongming Li , Yong Fan

Alzheimer's disease (AD) is the most common long-term illness in elderly people. In recent years, deep learning has become popular in the area of medical imaging and has had a lot of success there. It has become the most effective way to…

计算机视觉与模式识别 · 计算机科学 2023-10-16 Mahin Khan Mahadi , Abdullah Abdullah , Jamal Uddin , Asif Newaz

Alzheimer's Disease (AD) detection employs machine learning classification models to distinguish between individuals with AD and those without. Different from conventional classification tasks, we identify within-class variation as a…

音频与语音处理 · 电气工程与系统科学 2025-09-29 Jiawen Kang , Dongrui Han , Lingwei Meng , Jingyan Zhou , Jinchao Li , Xixin Wu , Helen Meng

The application of causal discovery to diseases like Alzheimer's (AD) is limited by the static graph assumptions of most methods; such models cannot account for an evolving pathophysiology, modulated by a latent disease pseudotime. We…

应用统计 · 统计学 2025-11-07 Natalia Glazman , Jyoti Mangal , Pedro Borges , Sebastien Ourselin , M. Jorge Cardoso

Early and accurate diagnosis of Alzheimer's disease (AD) and its prodromal period mild cognitive impairment (MCI) is essential for the delayed disease progression and the improved quality of patients'life. The emerging computer-aided…

图像与视频处理 · 电气工程与系统科学 2021-07-29 Fan Zhang , Bo Pan , Pengfei Shao , Peng Liu , Shuwei Shen , Peng Yao , Ronald X. Xu

Alterations in retinal layer thickness, measurable using Optical Coherence Tomography (OCT), have been associated with neurodegenerative diseases such as Alzheimer's disease (AD). While previous studies have mainly focused on segmented…

计算机视觉与模式识别 · 计算机科学 2025-11-10 Yasemin Turkan , F. Boray Tek , M. Serdar Nazlı , Öykü Eren

We propose a method that uses a two-species ordinary differential equation (ODE) model to characterize misfolded tau (or simply tau) protein spreading in Alzheimer's disease (AD) and calibrates it from clinical data. The unknown model…

定量方法 · 定量生物学 2025-09-09 Zheyu Wen , Ali Ghafouri , George Biros

Wearable data is a rich source of information that can provide deeper understanding of links between human behaviours and human health. Existing modelling approaches use wearable data summarized at subject level via scalar summaries using…

The detection of Alzheimer's disease (AD) from spontaneous speech has attracted increasing attention while the sparsity of training data remains an important issue. This paper handles the issue by knowledge transfer, specifically from both…

计算与语言 · 计算机科学 2024-04-02 Ziyun Cui , Wen Wu , Wei-Qiang Zhang , Ji Wu , Chao Zhang

Accurate forecasting of individualized, high-resolution cortical thickness (CTh) trajectories is essential for detecting subtle cortical changes, providing invaluable insights into neurodegenerative processes and facilitating earlier and…

计算机视觉与模式识别 · 计算机科学 2025-09-11 Ivan Stoyanov , Fabian Bongratz , Christian Wachinger

Diffusion MRI is the modality of choice to study alterations of white matter. In past years, various works have used diffusion MRI for automatic classification of AD. However, classification performance obtained with different approaches is…

Alzheimer's disease (AD) is a growing global health challenge as populations age, and timely, accurate diagnosis is essential to reduce individual and societal burden. However, real-world AD assessment is hampered by incomplete,…

INTRODUCTION: Heterogeneity in the progression of Alzheimer's disease makes it challenging to predict the rate of cognitive and functional decline for individual patients. Tools for short-term prediction could help enrich clinical trial…

定量方法 · 定量生物学 2021-01-22 Neda Shafiee , Mahsa Dadar , Simon Ducharme , D. Louis Collins

Alzheimer's disease (AD) is a neurodegenerative disease that affects nearly 50 million individuals across the globe and is one of the leading causes of deaths globally. It is projected that by 2050, the number of people affected by the…

机器学习 · 计算机科学 2021-10-26 Yash Kumar , Piyush Maheshwari , Shreyansh Joshi , Veeky Baths