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Alzheimer's disease (AD) is the most common age-related dementia. Mild cognitive impairment (MCI) is the early stage of cognitive decline before AD. It is crucial to predict the MCI-to-AD conversion for precise management, which remains…

图像与视频处理 · 电气工程与系统科学 2022-03-10 Yiran Wei , Stephen J. Price , Carola-Bibiane Schönlieb , Chao Li

\textbf{Objectives}: We aimed to investigate how errors from automatic speech recognition (ASR) systems affect dementia classification accuracy, specifically in the ``Cookie Theft'' picture description task. We aimed to assess whether…

计算与语言 · 计算机科学 2024-01-12 Changye Li , Weizhe Xu , Trevor Cohen , Serguei Pakhomov

Dementia is a neurological syndrome marked by cognitive decline. Alzheimer's disease (AD) and Frontotemporal dementia (FTD) are the common forms of dementia, each with distinct progression patterns. EEG, a non-invasive tool for recording…

信号处理 · 电气工程与系统科学 2024-08-21 Shivani Ranjan , Ayush Tripathi , Harshal Shende , Robin Badal , Amit Kumar , Pramod Yadav , Deepak Joshi , Lalan Kumar

Nowadays, a lot of scientific efforts are concentrated on the diagnosis of Alzheimer's Disease (AD) applying deep learning methods to neuroimaging data. Even for 2017, there were published more than a hundred papers dedicated to AD…

机器学习 · 计算机科学 2018-07-31 Yaroslav Shmulev , Mikhail Belyaev

Background:Cognitive assessments represent the most common clinical routine for the diagnosis of Alzheimer's Disease (AD). Given a large number of cognitive assessment tools and time-limited office visits, it is important to determine a…

定量方法 · 定量生物学 2020-11-16 Bo Peng , Xiaohui Yao , Shannon L. Risacher , Andrew J. Saykin , Li Shen , Xia Ning

Alzheimer's Disease (AD) is the most widespread neurodegenerative disease, affecting over 50 million people across the world. While its progression cannot be stopped, early and accurate diagnostic testing can drastically improve quality of…

机器学习 · 计算机科学 2021-01-11 Vishnu Ram Sampathkumar

Alzheimers disease is a fatal progressive brain disorder that worsens with time. It is high time we have inexpensive and quick clinical diagnostic techniques for early detection and care. In previous studies, various Machine Learning…

计算与语言 · 计算机科学 2021-09-27 Akshay Valsaraj , Ithihas Madala , Nikhil Garg , Veeky Baths

Early detection of Alzheimer's disease (AD) and identification of potential risk/beneficial factors are important for planning and administering timely interventions or preventive measures. In this paper, we learn a disease model for AD…

机器学习 · 计算机科学 2018-12-04 Parvathy Sudhir Pillai , Tze-Yun Leong

Unveiling pathological brain changes associated with Alzheimer's disease (AD) is a challenging task especially that people do not show symptoms of dementia until it is late. Over the past years, neuroimaging techniques paved the way for…

定量方法 · 定量生物学 2018-08-07 Mayssa Soussia , Islem Rekik

Depression is a common mental disorder worldwide which causes a range of serious outcomes. The diagnosis of depression relies on patient-reported scales and psychiatrist interview which may lead to subjective bias. In recent years, more and…

音频与语音处理 · 电气工程与系统科学 2020-03-02 Zhenyu Liu , Dongyu Wang , Lan Zhang , Bin Hu

Dementia is a neurodegenerative disease that causes gradual cognitive impairment, which is very common in the world and undergoes a lot of research every year to prevent and cure it. It severely impacts the patient's ability to remember…

Whisper fails to correctly transcribe dementia speech because persons with dementia (PwDs) often exhibit irregular speech patterns and disfluencies such as pauses, repetitions, and fragmented sentences. It was trained on standard speech and…

音频与语音处理 · 电气工程与系统科学 2025-05-29 Emmanuel Akinrintoyo , Nadine Abdelhalim , Nicole Salomons

Collecting and accessing a large amount of medical data is very time-consuming and laborious, not only because it is difficult to find specific patients but also because it is required to resolve the confidentiality of a patient's medical…

声音 · 计算机科学 2021-03-04 Junghyun Koo , Jie Hwan Lee , Jaewoo Pyo , Yujin Jo , Kyogu Lee

Alzheimer's disease (AD) has a complex and multifactorial etiology, which requires integrating information about neuroanatomy, genetics, and cerebrospinal fluid biomarkers for accurate diagnosis. Hence, recent deep learning approaches…

机器学习 · 计算机科学 2023-03-15 Tom Nuno Wolf , Sebastian Pölsterl , Christian Wachinger

Subjective cognitive decline (SCD) is a preclinical stage of Alzheimer's disease (AD) which occurs even before mild cognitive impairment (MCI). Progressive SCD will convert to MCI with the potential of further evolving to AD. Therefore,…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Hao Guan , Ling Yue , Pew-Thian Yap , Shifu Xiao , Andrea Bozoki , Mingxia Liu

Multiple modalities of biomarkers have been proved to be very sensitive in assessing the progression of Alzheimer's disease (AD), and using these modalities and machine learning algorithms, several approaches have been proposed to assist in…

机器学习 · 统计学 2017-12-05 Chen Fang , Panuwat Janwattanapong , Chunfei Li , Malek Adjouadi

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

Early and accessible detection of Alzheimer's disease (AD) remains a major challenge, as current diagnostic methods often rely on costly and invasive biomarkers. Speech and language analysis has emerged as a promising non-invasive and…

音频与语音处理 · 电气工程与系统科学 2026-03-06 Franziska Braun , Christopher Witzl , Florian Hönig , Elmar Nöth , Tobias Bocklet , Korbinian Riedhammer

Automatic Speech Recognition (ASR) plays an important role in speech-based automatic detection of Alzheimer's disease (AD). However, recognition errors could propagate downstream, potentially impacting the detection decisions. Recent…

计算与语言 · 计算机科学 2024-12-10 Jiawen Kang , Junan Li , Jinchao Li , Xixin Wu , Helen Meng

The local intrinsic dimension (LID) of data is a fundamental quantity in signal processing and learning theory, but quantifying the LID of high-dimensional, complex data has been a historically challenging task. Recent works have discovered…

机器学习 · 计算机科学 2025-11-27 Eric Yeats , Aaron Jacobson , Darryl Hannan , Yiran Jia , Timothy Doster , Henry Kvinge , Scott Mahan