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Time series from different regions of interest (ROI) of default mode network (DMN) from Functional Magnetic Resonance Imaging (fMRI) can reveal significant differences between healthy and unhealthy people. Here, we propose the utility of an…

机器学习 · 计算机科学 2024-07-30 Sneha Noble , Chakka Sai Pradeep , Neelam Sinha , Thomas Gregor Issac

We study regularized estimation in high-dimensional longitudinal classification problems, using the lasso and fused lasso regularizers. The constructed coefficient estimates are piecewise constant across the time dimension in the…

Discriminating patients with Alzheimer's disease (AD) from healthy subjects is a crucial task in the research of Alzheimer's disease. The task can be potentially achieved by linear discriminant analysis (LDA), which is one of the most…

统计方法学 · 统计学 2020-05-05 Yingjie Li , Liangliang Zhang , Tapabrata Maiti

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…

机器学习 · 计算机科学 2018-12-07 Vipul Satone , Rachneet Kaur , Faraz Faghri , Mike A Nalls , Andrew B Singleton , Roy H Campbell

As the global burden of Alzheimer's disease (AD) continues to grow, early and accurate detection has become increasingly critical, especially in regions with limited access to advanced diagnostic tools. We propose BRAINS (Biomedical…

Interpretability is a key issue when applying deep learning models to longitudinal brain MRIs. One way to address this issue is by visualizing the high-dimensional latent spaces generated by deep learning via self-organizing maps (SOM). SOM…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Jiahong Ouyang , Qingyu Zhao , Ehsan Adeli , Wei Peng , Greg Zaharchuk , Kilian M. Pohl

Introspection of deep supervised predictive models trained on functional and structural brain imaging may uncover novel markers of Alzheimer's disease (AD). However, supervised training is prone to learning from spurious features (shortcut…

Segmentation of Multiple Sclerosis (MS) lesions in longitudinal brain MR scans is performed for monitoring the progression of MS lesions. We hypothesize that the spatio-temporal cues in longitudinal data can aid the segmentation algorithm.…

图像与视频处理 · 电气工程与系统科学 2020-09-29 Stefan Denner , Ashkan Khakzar , Moiz Sajid , Mahdi Saleh , Ziga Spiclin , Seong Tae Kim , Nassir Navab

Early and accurate diagnosis of Alzheimer Disease is critical for effective clinical intervention, particularly in distinguishing it from Mild Cognitive Impairment, a prodromal stage marked by subtle structural changes. In this study, we…

图像与视频处理 · 电气工程与系统科学 2025-10-08 Fahad Mostafa , Kannon Hossain , Hafiz Khan

Although Alzheimer's disease detection via MRIs has advanced significantly thanks to contemporary deep learning models, challenges such as class imbalance, protocol variations, and limited dataset diversity often hinder their generalization…

计算机视觉与模式识别 · 计算机科学 2025-06-02 Zobia Batool , Huseyin Ozkan , Erchan Aptoula

Identification of brain regions related to the specific neurological disorders are of great importance for biomarker and diagnostic studies. In this paper, we propose an interpretable Graph Convolutional Network (GCN) framework for the…

机器学习 · 计算机科学 2022-04-29 Houliang Zhou , Lifang He , Yu Zhang , Li Shen , Brian Chen

Detection of Alzheimer's Disease (AD) from neuroimaging data such as MRI through machine learning have been a subject of intense research in recent years. Recent success of deep learning in computer vision have progressed such research…

计算机视觉与模式识别 · 计算机科学 2017-12-01 Marcia Hon , Naimul Khan

Volumetric neuroimaging examinations like structural Magnetic Resonance Imaging (sMRI) are routinely applied to support the clinical diagnosis of dementia like Alzheimer's Disease (AD). Neuroradiologists examine 3D sMRI to detect and…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Lisa Anita De Santi , Jörg Schlötterer , Meike Nauta , Vincenzo Positano , Christin Seifert

Alzheimer's disease (AD) progresses heterogeneously across individuals, motivating subject-specific synthesis of follow-up magnetic resonance imaging (MRI) to support progression assessment. While Diffusion Transformers (DiT), an emerging…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Juneyong Lee , Geonwoo Baek , Ikbeom Jang

Pattern recognition methods using neuroimaging data for the diagnosis of Alzheimer's disease have been the subject of extensive research in recent years. In this paper, we use deep learning methods, and in particular sparse autoencoders and…

计算机视觉与模式识别 · 计算机科学 2015-02-10 Adrien Payan , Giovanni Montana

Alzheimer's Disease (AD) is a prevalent neurodegenerative condition where early detection is vital. Handwriting, often affected early in AD, offers a non-invasive and cost-effective way to capture subtle motor changes. State-of-the-art…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Changqing Gong , Huafeng Qin , Mounîm A. El-Yacoubi

The ability to predict the future trajectory of a patient is a key step toward the development of therapeutics for complex diseases such as Alzheimer's disease (AD). However, most machine learning approaches developed for prediction of…

Multiple Sclerosis (MS) is a chronic progressive neurological disease characterized by the development of lesions in the white matter of the brain. T2-fluid-attenuated inversion recovery (FLAIR) brain magnetic resonance imaging (MRI)…

图像与视频处理 · 电气工程与系统科学 2022-09-12 Jueqi Wang , Derek Berger , Erin Mazerolle , Othman Soufan , Jacob Levman

Deep learning has been successful in predicting neurodegenerative disorders, such as Alzheimer's disease, from magnetic resonance imaging (MRI). Combining multiple imaging modalities, such as T1-weighted (T1) and diffusion-weighted imaging…

Diagnosis of Autism Spectrum Disorder (ASD) using clinical evaluation (cognitive tests) is challenging due to wide variations amongst individuals. Since no effective treatment exists, prompt and reliable ASD diagnosis can enable the…

图像与视频处理 · 电气工程与系统科学 2022-03-11 Devika K , Venkata Ramana Murthy Oruganti , Dwarikanath Mahapatra , Ramanathan Subramanian