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Semi-supervised learning (SSL) has been extensively studied to improve the generalization ability of deep neural networks for visual recognition. To involve the unlabelled data, most existing SSL methods are based on common density-based…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Suichan Li , Bin Liu , Dongdong Chen , Qi Chu , Lu Yuan , Nenghai Yu

Alzheimer's dementia (AD) is a neurodegenerative disorder with cognitive decline that commonly impacts language ability. This work extends the paired perplexity approach to detecting AD by using a recent large language model (LLM), the…

计算与语言 · 计算机科学 2025-06-12 Yao Xiao , Heidi Christensen , Stefan Goetze

Alzheimer's disease (AD) is a progressive neurodegenerative disorder and the leading cause of dementia, affecting memory, reasoning, communication, and daily functioning. Early diagnosis is particularly important, as timely intervention may…

声音 · 计算机科学 2026-05-26 Loukas Ilias , Dimitris Askounis

Alzheimer's Disease (AD) is an irreversible neurodegenerative disease characterized by progressive cognitive decline as its main symptom. In the research field of deep learning-assisted diagnosis of AD, traditional convolutional neural…

图像与视频处理 · 电气工程与系统科学 2025-07-15 Yang Ming , Jiang Shi Zhong , Zhou Su Juan

The problem of fully supervised classification is that it requires a tremendous amount of annotated data, however, in many datasets a large portion of data is unlabeled. To alleviate this problem semi-supervised learning (SSL) leverages the…

机器学习 · 计算机科学 2022-07-26 Ehsan Kazemi

Alzheimer's Disease (AD) is characterized by a cascade of biomarkers becoming abnormal, the pathophysiology of which is very complex and largely unknown. Event-based modeling (EBM) is a data-driven technique to estimate the sequence in…

机器学习 · 计算机科学 2019-08-14 Vikram Venkatraghavan , Esther E. Bron , Wiro J. Niessen , Stefan Klein

Reinforcement learning (RL) has shown great success in estimating sequential treatment strategies which take into account patient heterogeneity. However, health-outcome information, which is used as the reward for reinforcement learning…

机器学习 · 计算机科学 2021-02-24 Aaron Sonabend-W , Nilanjana Laha , Ashwin N. Ananthakrishnan , Tianxi Cai , Rajarshi Mukherjee

Unsupervised anomaly detection aims to build models to effectively detect unseen anomalies by only training on the normal data. Although previous reconstruction-based methods have made fruitful progress, their generalization ability is…

机器学习 · 计算机科学 2022-01-04 Yuxin Zhang , Jindong Wang , Yiqiang Chen , Han Yu , Tao Qin

Alzheimer's Disease (AD) detection employs machine learning classification models to distinguish between individuals with AD and those without. Different from conventional classification tasks, we identify within-class variation as a…

音频与语音处理 · 电气工程与系统科学 2025-09-29 Jiawen Kang , Dongrui Han , Lingwei Meng , Jingyan Zhou , Jinchao Li , Xixin Wu , Helen Meng

Deep learning models have shown strong performance in classifying Alzheimer's disease (AD) from R2* maps, but their decision-making remains opaque, raising concerns about interpretability. Previous studies suggest biases in model decisions,…

图像与视频处理 · 电气工程与系统科学 2025-06-05 Christian Tinauer , Maximilian Sackl , Stefan Ropele , Christian Langkammer

Self-supervised learning (SSL) has become the de facto training paradigm of large models where pre-training is followed by supervised fine-tuning using domain-specific data and labels. Hypothesizing that SSL models would learn more generic,…

Semi-supervised learning (SSL) has attracted much attention since it reduces the expensive costs of collecting adequate well-labeled training data, especially for deep learning methods. However, traditional SSL is built upon an assumption…

计算机视觉与模式识别 · 计算机科学 2024-07-03 Lie Ju , Yicheng Wu , Wei Feng , Zhen Yu , Lin Wang , Zhuoting Zhu , Zongyuan Ge

Extracting information from the electrocardiography (ECG) signal is an essential step in the design of digital health technologies in cardiology. In recent years, several machine learning (ML) algorithms for automatic extraction of…

信号处理 · 电气工程与系统科学 2023-05-18 Adrian Atienza , Jakob Bardram , Sadasivan Puthusserypady

Self-supervised learning (SSL) methods targeting scene images have seen a rapid growth recently, and they mostly rely on either a dedicated dense matching mechanism or a costly unsupervised object discovery module. This paper shows that…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Ke Zhu , Minghao Fu , Jianxin Wu

Despite progress in deep learning for Alzheimer's disease (AD) diagnostics, models trained on structural magnetic resonance imaging (sMRI) often do not perform well when applied to new cohorts due to domain shifts from varying scanners,…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Zobia Batool , Diala Lteif , Vijaya B. Kolachalama , Huseyin Ozkan , Erchan Aptoula

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

Detecting medical conditions from speech acoustics is fundamentally a weakly-supervised learning problem: a single, often noisy, session-level label must be linked to nuanced patterns within a long, complex audio recording. This task is…

声音 · 计算机科学 2026-04-21 Xingyuan Li , Mengyue Wu

Quality of deep convolutional neural network predictions strongly depends on the size of the training dataset and the quality of the annotations. Creating annotations, especially for 3D medical image segmentation, is time-consuming and…

图像与视频处理 · 电气工程与系统科学 2023-05-11 Matin Hosseinzadeh , Anindo Saha , Joeran Bosma , Henkjan Huisman

Deep learning highly relies on the amount of annotated data. However, annotating medical images is extremely laborious and expensive. To this end, self-supervised learning (SSL), as a potential solution for deficient annotated data,…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Jiuwen Zhu , Yuexiang Li , Yifan Hu , S. Kevin Zhou

Early and accurate diagnosis of Alzheimer's disease (AD) remains a critical challenge in neuroimaging-based clinical decision support systems. In this work, we propose a novel hybrid deep learning framework that integrates Topological Data…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Faisal Ahmed
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