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This paper is a submission to the Alzheimer's Dementia Recognition through Spontaneous Speech (ADReSS) challenge, which aims to develop methods that can assist in the automated prediction of severity of Alzheimer's Disease from speech data.…

机器学习 · 计算机科学 2021-06-18 Morteza Rohanian , Julian Hough , Matthew Purver

Alzheimer's dementia (AD) affects memory, thinking, and language, deteriorating person's life. An early diagnosis is very important as it enables the person to receive medical help and ensure quality of life. Therefore, leveraging…

机器学习 · 计算机科学 2023-04-06 Michail Chatzianastasis , Loukas Ilias , Dimitris Askounis , Michalis Vazirgiannis

Alzheimer's Disease (AD) is a significant and growing public health concern. Investigating alterations in speech and language patterns offers a promising path towards cost-effective and non-invasive early detection of AD on a large scale.…

计算与语言 · 计算机科学 2024-12-23 Jonathan Heitz , Gerold Schneider , Nicolas Langer

This Signal Processing Grand Challenge (SPGC) targets a difficult automatic prediction problem of societal and medical relevance, namely, the detection of Alzheimer's Dementia (AD). Participants were invited to employ signal processing and…

音频与语音处理 · 电气工程与系统科学 2023-01-16 Saturnino Luz , Fasih Haider , Davida Fromm , Ioulietta Lazarou , Ioannis Kompatsiaris , Brian MacWhinney

The performance of voice-controlled systems is usually influenced by accented speech. To make these systems more robust, the frontend accent recognition (AR) technologies have received increased attention in recent years. As accent is a…

音频与语音处理 · 电气工程与系统科学 2021-05-06 Zhan Zhang , Xi Chen , Yuehai Wang , Jianyi Yang

Alzheimers Disease (AD) is a progressive neurodegenerative disorder that poses significant challenges in its early diagnosis, often leading to delayed treatment and poorer outcomes for patients. Traditional diagnostic methods, typically…

机器学习 · 计算机科学 2025-08-06 Tatwadarshi P Nagarhalli , Sanket Patil , Vishal Pande , Uday Aswalekar , Prafulla Patil

Early diagnosis of Alzheimer's disease and related dementias (ADRD) is critical for timely intervention, yet most diagnoses are delayed until advanced stages. While comprehensive patient narratives are essential for accurate diagnosis,…

Early prediction of Alzheimer's disease (AD) is crucial for timely intervention and treatment. This study aims to use machine learning approaches to analyze longitudinal electronic health records (EHRs) of patients with AD and identify…

Alzheimer's Disease (AD) is the world's leading neurodegenerative disease, which often results in communication difficulties. Analysing speech can serve as a diagnostic tool for identifying the condition. The recent ADReSS challenge…

Early and accurate detection of Alzheimer's disease (AD) remains a major challenge in medical diagnosis due to its subtle onset and progressive nature. This research introduces an explainable ensemble learning Framework designed to classify…

机器学习 · 计算机科学 2026-03-06 Nishan Mitra

Timely and accurate assessment of cognitive impairment remains a major unmet need. Speech biomarkers offer a scalable, non-invasive, cost-effective solution for automated screening. However, the clinical utility of machine learning (ML)…

Speech-based automatic detection of Alzheimer's disease (AD) and depression has attracted increased attention. Confidence estimation is crucial for a trust-worthy automatic diagnostic system which informs the clinician about the confidence…

计算与语言 · 计算机科学 2024-09-10 Wen Wu , Chao Zhang , Philip C. Woodland

Cognitive impairment detection through spontaneous speech is a promising avenue for early diagnosis of Alzheimer's disease (AD) and mild cognitive impairment (MCI), where timely intervention can significantly improve patient outcomes. The…

声音 · 计算机科学 2025-02-19 Yifan Gao , Long Guo , Hong Liu

We present an approach to automatic detection of Alzheimer's type dementia based on characteristics of spontaneous spoken language dialogue consisting of interviews recorded in natural settings. The proposed method employs additive logistic…

音频与语音处理 · 电气工程与系统科学 2018-11-27 Saturnino Luz , Sofia de la Fuente , Pierre Albert

Alzheimer's disease (AD) constitutes a neurodegenerative disease with serious consequences to peoples' everyday lives, if it is not diagnosed early since there is no available cure. Alzheimer's is the most common cause of dementia, which…

计算与语言 · 计算机科学 2023-01-18 Loukas Ilias , Dimitris Askounis , John Psarras

Alzheimer's disease (AD) is an irreversible and progressive brain disease that can be stopped or slowed down with medical treatment. Language changes serve as a sign that a patient's cognitive functions have been impacted, potentially…

计算与语言 · 计算机科学 2018-04-19 Sweta Karlekar , Tong Niu , Mohit Bansal

Alzheimer's disease is estimated to affect around 50 million people worldwide and is rising rapidly, with a global economic burden of nearly a trillion dollars. This calls for scalable, cost-effective, and robust methods for detection of…

音频与语音处理 · 电气工程与系统科学 2020-09-03 Utkarsh Sarawgi , Wazeer Zulfikar , Nouran Soliman , Pattie Maes

Autism Spectrum Disorder (ASD) is a severe neuropsychiatric disorder that affects intellectual development, social behavior, and facial features, and the number of cases is still significantly increasing. Due to the variety of symptoms ASD…

图像与视频处理 · 电气工程与系统科学 2021-10-11 Ryan Liu , Spencer He

\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

Alzheimer's disease and related dementias(ADRD) affect nearly five million older adults in the United States, yet more than half remain undiagnosed. Speech-based natural language processing(NLP) offers a scalable approach for detecting…