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With the advances in high resolution neuroimaging, there has been a growing interest in the detection of functional brain connectivity. Complex network theory has been proposed as an attractive mathematical representation of functional…

神经与进化计算 · 计算机科学 2018-09-18 Arash Golibagh Mahyari , Selin Aviyente

Clustered Federated Learning has emerged as an effective approach for handling heterogeneous data across clients by partitioning them into clusters with similar or identical data distributions. However, most existing methods, including the…

机器学习 · 计算机科学 2026-03-03 Jonas Kirch , Sebastian Becker , Tiago Koketsu Rodrigues , Stefan Harmeling

We introduce the functional mean-shift algorithm, an iterative algorithm for estimating the local modes of a surrogate density from functional data. We show that the algorithm can be used for cluster analysis of functional data. We propose…

统计方法学 · 统计学 2014-08-07 Mattia Ciollaro , Christopher Genovese , Jing Lei , Larry Wasserman

The recently developed transformer networks have achieved impressive performance in image denoising by exploiting the self-attention (SA) in images. However, the existing methods mostly use a relatively small window to compute SA due to the…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Shi Guo , Hongwei Yong , Xindong Zhang , Jianqi Ma , Lei Zhang

Traditional population estimation techniques often fail to capture the dynamic fluctuations inherent in urban and rural population movements. Recognizing the need for a high spatiotemporal dynamic population dataset, we propose a method…

社会与信息网络 · 计算机科学 2025-09-09 Huan Ning , Zhenlong Li , Manzhu Yu , Shiyan Zhang , Shan Qiao

As an immune inspired algorithm, the Dendritic Cell Algorithm (DCA) has been applied to a range of problems, particularly in the area of intrusion detection. Ideally, the intrusion detection should be performed in real-time, to continuously…

神经与进化计算 · 计算机科学 2010-07-05 Feng Gu , Julie Greensmith , Uwe Aickelin

Modern cellular standards typically incorporate interference coordination schemes allowing near universal frequency reuse while preserving reasonably high spectral efficiencies over the whole coverage area. In particular, fractional…

信号处理 · 电气工程与系统科学 2024-01-18 Jan García Morales , Guillem Femenias , Felip Riera Palou

This work presents, the classification of user activities such as Rest, Walk and Run, on the basis of frequency component present in the acceleration data in a wireless sensor network environment. As the frequencies of the above mentioned…

神经与进化计算 · 计算机科学 2011-07-25 Annapurna Sharma , Amit Purwar , Young-Dong Lee Young-Sook Lee Wan-Young Chung

We present here the Temporal Clustering Algorithm (TCA), an incremental learning algorithm applicable to problems of anticipatory computing in the context of the Internet of Things. This algorithm was tested in a specific prediction…

机器学习 · 计算机科学 2019-08-01 Caio Ponte , Carlos Caminha , Rafael Bomfim , Ronaldo Moreira , Vasco Furtado

Benchmarking the hundreds of functional connectivity (FC) modeling methods on large-scale fMRI datasets is critical for reproducible neuroscience. However, the combinatorial explosion of model-data pairings makes exhaustive evaluation…

机器学习 · 计算机科学 2026-02-06 Ling Zhan , Zhen Li , Junjie Huang , Tao Jia

There are now a broad range of time series classification (TSC) algorithms designed to exploit different representations of the data. These have been evaluated on a range of problems hosted at the UCR-UEA TSC Archive…

机器学习 · 计算机科学 2017-04-10 Anthony Bagnall , Aaron Bostrom , James Large , Jason Lines

Spatial-temporal prediction is a fundamental problem for constructing smart city, which is useful for tasks such as traffic control, taxi dispatching, and environmental policy making. Due to data collection mechanism, it is common to see…

机器学习 · 计算机科学 2020-08-25 Huaxiu Yao , Yiding Liu , Ying Wei , Xianfeng Tang , Zhenhui Li

Accurate spectrum prediction is crucial for dynamic spectrum access (DSA) and resource allocation. However, due to the unique characteristics of spectrum data, existing methods based on the time or frequency domain often struggle to…

机器学习 · 计算机科学 2025-08-26 Yanghao Qin , Bo Zhou , Guangliang Pan , Qihui Wu , Meixia Tao

Evaluating functional similarity involves quantifying the degree to which independently trained neural networks learn functionally similar representations. Reliably inferring the functional similarity of these networks remains an open…

机器学习 · 计算机科学 2025-05-27 Ioannis Athanasiadis , Anmar Karmush , Michael Felsberg

Functional binary datasets occur frequently in real practice, whereas discrete characteristics of the data can bring challenges to model estimation. In this paper, we propose a sparse logistic functional principal component analysis…

统计方法学 · 统计学 2021-09-17 Rou Zhong , Shishi Liu , Haocheng Li , Jingxiao Zhang

Federated Learning (FL) makes a large amount of edge computing devices (e.g., mobile phones) jointly learn a global model without data sharing. In FL, data are generated in a decentralized manner with high heterogeneity. This paper studies…

机器学习 · 统计学 2021-12-20 Xiang Li , Jiadong Liang , Xiangyu Chang , Zhihua Zhang

A sleep forecast allows individuals and healthcare providers to anticipate and proactively address factors influencing restful rest, ultimately improving mental and physical well-being. This work presents an adaptive spatial and temporal…

信号处理 · 电气工程与系统科学 2025-09-12 Xueyi Wang , C. J. C. , Lamoth , Elisabeth Wilhelm

In this study we adopt predictive modelling to identify simultaneously commonalities and differences in multi-modal brain networks acquired within subjects. Typically, predictive modelling of functional connectomes from structural…

神经元与认知 · 定量生物学 2019-11-06 Fani Deligianni , Jonathan D. Clayden , Guang-Zhong Yang

Cities play a pivotal role in human development and sustainability, yet studying them presents significant challenges due to the vast scale and complexity of spatial-temporal data. One such challenge is the need to uncover universal urban…

分布式、并行与集群计算 · 计算机科学 2024-12-04 Zhenhui Li , Hongwei Zhang , Kan Wu

In Structural Health Monitoring (SHM), sensor measurements and derived features such as eigenfrequencies often exhibit systematic daily patterns and can therefore be naturally represented as functional data. Furthermore, these patterns are…

统计方法学 · 统计学 2026-03-20 Philipp Wittenberg , Lizzie Neumann , Kristof Maes , Jan Gertheiss