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Parkinson's disease is a neurological condition that occurs in nearly 1% of the world's population. The disease is manifested by a drop in dopamine production, symptoms are cognitive and behavioural and include a wide range of personality…

Image and Video Processing · Electrical Eng. & Systems 2024-01-08 Maria Frasca , Davide La Torre , Gabriella Pravettoni , Ilaria Cutica

Recent years have seen an increased focus into the tasks of predicting hospital inpatient risk of deterioration and trajectory evolution due to the availability of electronic patient data. A common approach to these problems involves…

Machine Learning · Computer Science 2020-11-18 Henrique Aguiar , Mauro Santos , Peter Watkinson , Tingting Zhu

The identification of phenotypes within complex diseases or syndromes is a fundamental component of precision medicine, which aims to adapt healthcare to individual patient characteristics. Postoperative delirium (POD) is a complex…

At present, the vast majority of human subjects with neurological disease are still diagnosed through in-person assessments and qualitative analysis of patient data. In this paper, we propose to use Topological Data Analysis (TDA) together…

Machine Learning · Computer Science 2020-05-07 Afra Nawar , Farhan Rahman , Narayanan Krishnamurthi , Anirudh Som , Pavan Turaga

This study develops a pattern recognition method that identifies patterns based on their similarity and their association with the outcome of interest. The practical purpose of developing this pattern recognition method is to group…

Machine Learning · Computer Science 2020-11-20 Hadi Akbarzadeh Khorshidi , Uwe Aickelin , Gholamreza Haffari , Behrooz Hassani-Mahmooei

Diagnosis of Parkinson's disease (PD) is commonly based on medical observations and assessment of clinical signs, including the characterization of a variety of motor symptoms. However, traditional diagnostic approaches may suffer from…

Machine Learning · Computer Science 2020-10-14 Jie Mei , Christian Desrosiers , Johannes Frasnelli

We propose a deep generative approach using latent temporal processes for modeling and holistically analyzing complex disease trajectories, with a particular focus on Systemic Sclerosis (SSc). We aim to learn temporal latent representations…

We consider the problem of image classification for the purpose of aiding doctors in dermatological diagnosis. Dermatological diagnosis poses two major challenges for standard off-the-shelf techniques: First, the data distribution is…

Computer Vision and Pattern Recognition · Computer Science 2018-11-08 Viraj Prabhu , Anitha Kannan , Murali Ravuri , Manish Chablani , David Sontag , Xavier Amatriain

Clustering trajectory data attracted considerable attention in the last few years. Most of prior work assumed that moving objects can move freely in an euclidean space and did not consider the eventual presence of an underlying road network…

Machine Learning · Computer Science 2013-10-22 Mohamed Khalil El Mahrsi , Fabrice Rossi

Treatment of cancer involves heterogeneous, complex care pathways. The relationship between these longitudinal trajectories, baseline mental health, and prognostic outcomes remains poorly understood. We introduce an interpretable…

In this work, we study the problem pertaining to personalized classification of subclinical atherosclerosis by developing a hierarchical graph neural network framework to leverage two characteristic modalities of a patient: clinical…

Machine Learning · Computer Science 2025-09-15 Irsyad Adam , Steven Swee , Erika Yilin , Ethan Ji , William Speier , Dean Wang , Alex Bui , Wei Wang , Karol Watson , Peipei Ping

Obesity is a major health problem, increasing the risk of various major chronic diseases, such as diabetes, cancer, and stroke. While the role of obesity identified by cross-sectional BMI recordings has been heavily studied, the role of BMI…

Machine Learning · Computer Science 2024-12-03 Md Mozaharul Mottalib , Jessica C Jones-Smith , Bethany Sheridan , Rahmatollah Beheshti

Due to the wider availability of modern electronic health records, patient care data is often being stored in the form of time-series. Clustering such time-series data is crucial for patient phenotyping, anticipating patients' prognoses by…

Medical Physics · Physics 2020-06-17 Changhee Lee , Mihaela van der Schaar

Background and objectives: Dynamic handwriting analysis, due to its non-invasive and readily accessible nature, has recently emerged as a vital adjunctive method for the early diagnosis of Parkinson's disease. In this study, we design a…

Artificial Intelligence · Computer Science 2023-11-21 Xuechao Wang , Junqing Huang , Sven Nomm , Marianna Chatzakou , Kadri Medijainen , Aaro Toomela , Michael Ruzhansky

Alzheimer's disease (AD) is a heterogeneous, multifactorial neurodegenerative disorder characterized by beta-amyloid, pathologic tau, and neurodegeneration. There are no effective treatments for Alzheimer's disease at a late stage, urging…

Quantitative Methods · Quantitative Biology 2023-08-28 Enze Xu , Jingwen Zhang , Jiadi Li , Qianqian Song , Defu Yang , Guorong Wu , Minghan Chen

Finding patient subgroups with similar characteristics is crucial for personalized decision-making in various disciplines such as healthcare and policy evaluation. While most existing approaches rely on unsupervised clustering methods,…

Machine Learning · Statistics 2026-03-06 Luwei Wang , Nazir Lone , Sohan Seth

Alzheimer's disease (AD) is a degenerative brain disease impairing a person's ability to perform day to day activities. The clinical manifestations of Alzheimer's disease are characterized by heterogeneity in age, disease span, progression…

Machine Learning · Computer Science 2018-12-07 Vipul Satone , Rachneet Kaur , Faraz Faghri , Mike A Nalls , Andrew B Singleton , Roy H Campbell

Clustering time-series data in healthcare is crucial for clinical phenotyping to understand patients' disease progression patterns and to design treatment guidelines tailored to homogeneous patient subgroups. While rich temporal dynamics…

Machine Learning · Computer Science 2023-02-27 Yuchao Qin , Mihaela van der Schaar , Changhee Lee

High-throughput microarray and sequencing technology have been used to identify disease subtypes that could not be observed otherwise by using clinical variables alone. The classical unsupervised clustering strategy concerns primarily the…

Methodology · Statistics 2020-07-23 Peng Liu , Yusi Fang , Zhao Ren , Lu Tang , George C. Tseng

Cancer is a highly heterogeneous disease with significant variability in molecular features and clinical outcomes, making diagnosis and treatment challenging. In recent years, high-throughput omic technologies have facilitated the discovery…

Quantitative Methods · Quantitative Biology 2024-08-19 Saiful Islam , Md. Nahid Hasan