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Psychiatric disorders involve complex neural activity changes, with functional magnetic resonance imaging (fMRI) data serving as key diagnostic evidence. However, data scarcity and the diverse nature of fMRI information pose significant…

图像与视频处理 · 电气工程与系统科学 2025-09-16 Mujie Liu , Mengchu Zhu , Qichao Dong , Ting Dang , Jiangang Ma , Jing Ren , Feng Xia

Sleep disorders have a major impact on both lifestyle and health. Effective sleep disorder prediction from lifestyle and physiological data can provide essential details for early intervention. This research utilizes three deep time series…

机器学习 · 计算机科学 2024-12-30 Pegah Ahadian , Wei Xu , Sherry Wang , Qiang Guan

Spatial Independent Component Analysis (ICA) decomposes the time by space functional MRI (fMRI) matrix into a set of 1-D basis time courses and their associated 3-D spatial maps that are optimized for mutual independence. When applied to…

应用统计 · 统计学 2015-05-30 Gautam V. Pendse , David Borsook , Lino Becerra

Multi-subject fMRI data analysis is an interesting and challenging problem in human brain decoding studies. The inherent anatomical and functional variability across subjects make it necessary to do both anatomical and functional alignment…

机器学习 · 计算机科学 2018-07-11 Tonglin Xu , Muhammad Yousefnezhad , Daoqiang Zhang

Non-cooperative communications, where a receiver can automatically distinguish and classify transmitted signal formats prior to detection, are desirable for low-cost and low-latency systems. This work focuses on the deep learning enabled…

信号处理 · 电气工程与系统科学 2019-11-15 Tongyang Xu , Izzat Darwazeh

Deep learning is formulated as a discrete-time optimal control problem. This allows one to characterize necessary conditions for optimality and develop training algorithms that do not rely on gradients with respect to the trainable…

机器学习 · 计算机科学 2018-06-05 Qianxiao Li , Shuji Hao

Deep learning (DL) techniques are highly effective for defect detection from images. Training DL classification models, however, requires vast amounts of labeled data which is often expensive to collect. In many cases, not only the…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Adrian Shuai Li , Elisa Bertino , Rih-Teng Wu , Ting-Yan Wu

As the frontline data for cancer diagnosis, microscopic pathology images are fundamental for providing patients with rapid and accurate treatment. However, despite their practical value, the deep learning community has largely overlooked…

计算机视觉与模式识别 · 计算机科学 2025-06-23 Sungrae Hong , Hyeongmin Park , Youngsin Ko , Sol Lee , Bryan Wong , Mun Yong Yi

There are not many large medical image datasets available. For these datasets, too small deep learning models can't learn useful features, so they don't work well due to underfitting, and too big models tend to overfit the limited data. As…

图像与视频处理 · 电气工程与系统科学 2023-11-02 Pervaiz Iqbal Khan , Andreas Dengel , Sheraz Ahmed

Deep learning based image reconstruction methods outperform traditional methods. However, neural networks suffer from a performance drop when applied to images from a different distribution than the training images. For example, a model…

图像与视频处理 · 电气工程与系统科学 2022-06-22 Mohammad Zalbagi Darestani , Jiayu Liu , Reinhard Heckel

Hemispheric strokes impair motor control in contralateral body parts, necessitating effective rehabilitation strategies. Motor Imagery-based Brain-Computer Interfaces (MI-BCIs) promote neuroplasticity, aiding the recovery of motor…

信号处理 · 电气工程与系统科学 2025-01-06 Praveen K. Parashiva , Sagila Gangadaran , A. P. Vinod

Long scan duration remains a challenge for high-resolution MRI. Deep learning has emerged as a powerful means for accelerated MRI reconstruction by providing data-driven regularizers that are directly learned from data. These data-driven…

图像与视频处理 · 电气工程与系统科学 2020-09-09 Seyed Amir Hossein Hosseini , Burhaneddin Yaman , Steen Moeller , Mehmet Akçakaya

Rare diseases have extremely low-data regimes, unlike common diseases with large amount of available labeled data. Hence, to train a neural network to classify rare diseases with a few per-class data samples is very challenging, and so far,…

计算机视觉与模式识别 · 计算机科学 2020-07-16 Xiaomeng Li , Lequan Yu , Yueming Jin , Chi-Wing Fu , Lei Xing , Pheng-Ann Heng

Data-driven control offers a viable option for control scenarios where constructing a system model is expensive or time-consuming. Nonetheless, many of these algorithms are not entirely automated, often necessitating the adjustment of…

系统与控制 · 电气工程与系统科学 2024-03-22 Riccardo Busetto , Valentina Breschi , Federica Baracchi , Simone Formentin

In many real-world scenarios, data to train machine learning models becomes available over time. Unfortunately, these models struggle to continually learn new concepts without forgetting what has been learnt in the past. This phenomenon is…

计算与语言 · 计算机科学 2023-01-16 Beyza Ermis , Giovanni Zappella , Martin Wistuba , Aditya Rawal , Cedric Archambeau

We present a representation learning framework for financial time series forecasting. One challenge of using deep learning models for finance forecasting is the shortage of available training data when using small datasets. Direct trend…

机器学习 · 计算机科学 2021-05-10 Hanwei Wu , Ather Gattami , Markus Flierl

Analyzing sequential data is crucial in many domains, particularly due to the abundance of data collected from the Internet of Things paradigm. Time series classification, the task of categorizing sequential data, has gained prominence,…

机器学习 · 计算机科学 2024-06-21 Venkata Ragavendra Vavilthota , Ranjith Ramanathan , Sathyanarayanan N. Aakur

Independent Component Analysis (ICA) is a technique for unsupervised exploration of multi-channel data widely used in observational sciences. In its classical form, ICA relies on modeling the data as a linear mixture of non-Gaussian…

机器学习 · 统计学 2017-11-30 Pierre Ablin , Jean-François Cardoso , Alexandre Gramfort

In MRI-based mental disorder diagnosis, most previous studies focus on functional connectivity network (FCN) derived from functional MRI (fMRI). However, the small size of annotated fMRI datasets restricts its wide application. Meanwhile,…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Xingcan Hu , Wei Wang , Li Xiao

Model-based reinforcement learning attempts to use an available or learned model to improve the data efficiency of reinforcement learning. This work proposes a one-step lookback approach that jointly learns the deep incremental model and…

机器人学 · 计算机科学 2025-02-28 Cong Li