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When multiple investigators analyze a common dataset, the data reuse induces dependence across testing procedures, affecting the distribution of errors. Existing techniques of managing dependent tests require either cross-study coordination…

统计理论 · 数学 2026-04-10 Reid Dale , Jordan Rodu , Maria E. Currie , Mike Baiocchi

Reliable estimation of predictive performance is essential for spatial environmental modeling, where machine-learning models are used to generate maps from unevenly distributed observations. Standard cross-validation (CV) assumes that…

机器学习 · 计算机科学 2026-05-22 Alexander Brenning , Thomas Suesse

Autonomous vehicles (AVs) generate a massive amount of multi-modal data that once collected and processed through Machine Learning algorithms, enable AI-based services at the Edge. In fact, not all these data contain valuable, and…

机器学习 · 计算机科学 2022-05-03 Pietro Cassarà , Alberto Gotta , Lorenzo Valerio

State-of-the-art automated machine learning systems for tabular data often employ cross-validation; ensuring that measured performances generalize to unseen data, or that subsequent ensembling does not overfit. However, using k-fold…

机器学习 · 计算机科学 2024-08-05 Edward Bergman , Lennart Purucker , Frank Hutter

Federated learning (FL) can collaboratively train deep learning models using isolated patient data owned by different hospitals for various clinical applications, including medical image segmentation. However, a major problem of FL is its…

图像与视频处理 · 电气工程与系统科学 2023-05-24 Xuanang Xu , Hannah H. Deng , Tianyi Chen , Tianshu Kuang , Joshua C. Barber , Daeseung Kim , Jaime Gateno , James J. Xia , Pingkun Yan

In this article we present some statistical applications of the functional singular value decomposition (FSVD). This tool allows us to decompose the sample mean of a bivariate stochastic process into components that are functions of…

统计方法学 · 统计学 2012-12-03 Daniel Gervini

Despite great strides made on fine-grained visual classification (FGVC), current methods are still heavily reliant on fully-supervised paradigms where ample expert labels are called for. Semi-supervised learning (SSL) techniques, acquiring…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Ruoyi Du , Dongliang Chang , Zhanyu Ma , Yi-Zhe Song , Jun Guo

Ensuring reliable ATM services is essential for modern banking, directly impacting customer satisfaction and the operational efficiency of financial institutions. This study introduces a data fusion approach that utilizes multi-classifier…

机器学习 · 计算机科学 2025-01-03 Alireza Safarzadeh , Mohammad Reza Jamali , Behzad Moshiri

This study explores the usefulness of machine learning classifiers for modeling freight mode choice. We investigate eight commonly used machine learning classifiers, namely Naive Bayes, Support Vector Machine, Artificial Neural Network,…

机器学习 · 计算机科学 2024-02-02 Majbah Uddin , Sabreena Anowar , Naveen Eluru

This article presents a form of bi-cross-validation (BCV) for choosing the rank in outer product models, especially the singular value decomposition (SVD) and the nonnegative matrix factorization (NMF). Instead of leaving out a set of rows…

应用统计 · 统计学 2009-08-17 Art B. Owen , Patrick O. Perry

Federated Learning (FL) has gained considerable traction, yet, for tabular data, FL has received less attention. Most FL research has focused on Neural Networks while Tree-Based Models (TBMs) such as XGBoost have historically performed…

机器学习 · 计算机科学 2024-05-06 William Lindskog , Christian Prehofer , Sarandeep Singh

The core for tackling the fine-grained visual categorization (FGVC) is to learn subtle yet discriminative features. Most previous works achieve this by explicitly selecting the discriminative parts or integrating the attention mechanism via…

计算机视觉与模式识别 · 计算机科学 2022-03-02 Jun Wang , Xiaohan Yu , Yongsheng Gao

Flexible Electronics (FE) have emerged as a promising alternative to silicon-based technologies, offering on-demand low-cost fabrication, conformality, and sustainability. However, their large feature sizes severely limit integration…

Group number selection is a key problem for group panel data modeling. In this work, we develop a cross-validation (CV) method to tackle this problem. Specifically, we split the panel data into two data folds on the time span, with group…

统计方法学 · 统计学 2025-05-19 Zhe Li , Xuening Zhu , Changliang Zou

Federated learning has allowed the training of statistical models over remote devices without the transfer of raw client data. In practice, training in heterogeneous and large networks introduce novel challenges in various aspects like…

机器学习 · 计算机科学 2020-11-17 Dipankar Sarkar , Sumit Rai , Ankur Narang

SplitFed Learning (SFL) combines federated learning and split learning to enable collaborative training across distributed edge devices; however, it faces significant challenges in heterogeneous environments with diverse computational and…

分布式、并行与集群计算 · 计算机科学 2026-05-27 Abdullah Al Asif , Sixing Yu , Juan Pablo Munoz , Arya Mazaheri , Ali Jannesari

Subsampling is a widely used and effective approach for addressing the computational challenges posed by massive datasets. Substantial progress has been made in developing non-uniform, probability-based subsampling schemes that prioritize…

统计方法学 · 统计学 2026-05-07 Dingyi Wang , Haiying Wang , Qingpei Hu

For federated learning (FL) algorithms such as FedSAM, their generalization capability is crucial for real-word applications. In this paper, we revisit the generalization problem in FL and investigate the impact of data heterogeneity on FL…

机器学习 · 计算机科学 2026-04-21 Liu junkang , Yuanyuan Liu , Fanhua Shang , Hongying Liu , Jin Liu , Wei Feng

Decentralized federated learning enables learning of data representations from multiple sources without compromising the privacy of the clients. In applications like medical image segmentation, where obtaining a large annotated dataset from…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Siladittya Manna , Suresh Das , Sayantari Ghosh , Saumik Bhattacharya

Conventional Computed Tomography (CT) imaging recognition faces two significant challenges: (1) There is often considerable variability in the resolution and size of each CT scan, necessitating strict requirements for the input size and…

图像与视频处理 · 电气工程与系统科学 2024-04-23 Chih-Chung Hsu , Chia-Ming Lee , Yang Fan Chiang , Yi-Shiuan Chou , Chih-Yu Jiang , Shen-Chieh Tai , Chi-Han Tsai