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Alzheimer's disease is a degenerative brain disease. Being the primary cause of Dementia in adults and progressively destroys brain memory. Though Alzheimer's disease does not have a cure currently, diagnosing it at an earlier stage will…

机器学习 · 计算机科学 2023-02-17 Shrish Pellakur , Nelly Elsayed , Zag ElSayed , Murat Ozer

The willingness to trust predictions formulated by automatic algorithms is key in a vast number of domains. However, a vast number of deep architectures are only able to formulate predictions without an associated uncertainty. In this…

图像与视频处理 · 电气工程与系统科学 2022-09-28 Matteo Ferrante , Tommaso Boccato , Nicola Toschi

The deviation between chronological age and biological age is a well-recognized biomarker associated with cognitive decline and neurodegeneration. Age-related and pathology-driven changes to brain structure are captured by various…

机器学习 · 计算机科学 2022-11-01 Saurabh Sihag , Gonzalo Mateos , Corey McMillan , Alejandro Ribeiro

Path loss prediction is a beneficial tool for efficient use of the radio frequency spectrum. Building on prior research on high-resolution map-based path loss models, this paper studies convolutional neural network input representations in…

机器学习 · 计算机科学 2026-02-05 Ryan G. Dempsey , Jonathan Ethier , Halim Yanikomeroglu

Recognition of daily activities is a critical element for effective Ambient Assisted Living (AAL) systems, particularly to monitor the well-being and support the independence of older adults in indoor environments. However, developing…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Kooshan Hashemifard , Pau Climent-Pérez , Francisco Florez-Revuelta

We report applications of Convolutional Neural Networks (CNN) to multi-classification classification of a large medical data set. We discuss in detail how changes in the CNN model and the data pre-processing impact the classification…

机器学习 · 计算机科学 2020-12-29 YuanZheng Hu , Marina Sokolova

Rehabilitation is important to improve quality of life for mobility-impaired patients. Smart walkers are a commonly used solution that should embed automatic and objective tools for data-driven human-in-the-loop control and monitoring.…

计算机视觉与模式识别 · 计算机科学 2021-07-06 Manuel Palermo , Sara Moccia , Lucia Migliorelli , Emanuele Frontoni , Cristina P. Santos

We develop ensemble Convolutional Neural Networks (CNNs) to classify the transportation mode of trip data collected as part of a large-scale smartphone travel survey in Montreal, Canada. Our proposed ensemble library is composed of a series…

机器学习 · 计算机科学 2019-04-22 Ali Yazdizadeh , Zachary Patterson , Bilal Farooq

As a general and robust alternative to traditional mean regression models, quantile regression avoids the assumption of normally distributed errors, making it a versatile choice when modeling outcomes such as cognitive scores that typically…

统计方法学 · 统计学 2026-03-19 Rongke Lyu , Marina Vannucci , Suprateek Kundu

A common neurodegenerative disease, Alzheimer's disease requires a precise diagnosis and efficient treatment, particularly in light of escalating healthcare expenses and the expanding use of artificial intelligence in medical diagnostics.…

图像与视频处理 · 电气工程与系统科学 2025-05-21 Soyabul Islam Lincoln , Mirza Mohd Shahriar Maswood

We propose to apply a 2D CNN architecture to 3D MRI image Alzheimer's disease classification. Training a 3D convolutional neural network (CNN) is time-consuming and computationally expensive. We make use of approximate rank pooling to…

计算机视觉与模式识别 · 计算机科学 2021-01-14 Xin Xing , Gongbo Liang , Hunter Blanton , Muhammad Usman Rafique , Chris Wang , Ai-Ling Lin , Nathan Jacobs

We consider the problem of predicting an individual's identity from accelerometry data collected during walking. In a previous paper we introduced an approach that transforms the accelerometry time series into an image by constructing its…

应用统计 · 统计学 2024-10-16 Lily Koffman , Ciprian Crainiceanu , Andrew Leroux

Accurate prediction of disease trajectories is critical for early identification and timely treatment of patients at risk. Conventional methods in survival analysis are often constrained by strong parametric assumptions and limited in their…

机器学习 · 计算机科学 2018-11-28 Daniel Jarrett , Jinsung Yoon , Mihaela van der Schaar

Joint models for longitudinal and time-to-event data are commonly used in longitudinal studies to forecast disease trajectories over time. Despite the many advantages of joint modeling, the standard forms suffer from limitations that arise…

机器学习 · 统计学 2018-07-10 Bryan Lim , Mihaela van der Schaar

In this paper, we exploit a Fully Convolutional Network (FCN) to analyze the audio data of spontaneous speech for dementia detection. A fully convolutional network accommodates speech samples with varying lengths, thus enabling us to…

音频与语音处理 · 电气工程与系统科学 2020-08-18 Youxiang Zhu , Xiaohui Liang

A common yet potentially dangerous task is the act of crossing the street. Pedestrian accidents contribute a significant amount to the high number of annual traffic casualties, which is why it is crucial for pedestrians to use safety…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Eric Liang , Mark Stamp

Early diagnosis, playing an important role in preventing progress and treating the Alzheimer's disease (AD), is based on classification of features extracted from brain images. The features have to accurately capture main AD-related…

机器学习 · 计算机科学 2016-07-05 Ehsan Hosseini-Asl , Georgy Gimel'farb , Ayman El-Baz

Early diagnosis, playing an important role in preventing progress and treating the Alzheimer\{'}s disease (AD), is based on classification of features extracted from brain images. The features have to accurately capture main AD-related…

机器学习 · 计算机科学 2016-11-15 Ehsan Hosseini-Asl , Robert Keynto , Ayman El-Baz

Purpose: This study investigates whether a machine-learning-based system can predict the rate of cognitive decline in mildly cognitively impaired patients by processing only the clinical and imaging data collected at the initial visit.…

Insomnia affects a vast population of the world and can have a wide range of causes. Existing treatments for insomnia have been linked with many side effects like headaches, dizziness, etc. As such, there is a clear need for improved…

信号处理 · 电气工程与系统科学 2025-07-22 Kevin Monteiro , Sam Nallaperuma-Herzberg , Martina Mason , Steve Niederer