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The traditional model specification of stepped-wedge cluster-randomized trials assumes a homogeneous treatment effect across time while adjusting for fixed-time effects. However, when treatment effects vary over time, the constant effect…

统计方法学 · 统计学 2025-04-22 Zhe Chen , Wei Wang , Yingying Lu , Scott D. Halpern , Katherine R. Courtright , Fan Li , Michael O. Harhay

We present a comprehensive analysis of deep learning approaches for Electronic Health Record (EHR) time-series imputation, examining how architectural and framework biases combine to influence model performance. Our investigation reveals…

机器学习 · 计算机科学 2025-02-05 Linglong Qian , Tao Wang , Jun Wang , Hugh Logan Ellis , Robin Mitra , Richard Dobson , Zina Ibrahim

Despite the impressive generalization capabilities of deep neural networks, they have been repeatedly shown to be overconfident when they are wrong. Fixing this issue is known as model calibration, and has consequently received much…

机器学习 · 计算机科学 2024-02-15 Muthu Chidambaram , Rong Ge

To learn the multi-class conceptions from the electroencephalogram (EEG) data we developed a neural network decision tree (DT), that performs the linear tests, and a new training algorithm. We found that the known methods fail inducting the…

神经与进化计算 · 计算机科学 2007-05-23 Vitaly Schetinin

Time-varying networks are fast emerging in a wide range of scientific and business disciplines. Most existing dynamic network models are limited to a single-subject and discrete-time setting. In this article, we propose a mixed-effect…

统计方法学 · 统计学 2018-06-12 Jingfei Zhang , Will Wei Sun , Lexin Li

This article proposes a formal rapprochement between cognitive load theory and embodied cognition by reconceptualizing psychological representations as dynamic multiscale attractors within a temporal-hierarchical prediction architecture.…

神经元与认知 · 定量生物学 2026-05-25 David C. Gibson , Mary Elizabeth Azukas , Meryem Yilmaz Soylu

All computing devices, including quantum computers, must exhibit that for a given input, an output is produced in accordance with the program. The outputs generated by quantum computers that fulfill these requirements are not temporally…

量子物理 · 物理学 2020-04-06 Yutaka Shikano , Kentaro Tamura , Rudy Raymond

Both cluster randomized trials and quasi-experimental designs are used to evaluate the impact of health and social policies and interventions. Stepped-wedge cluster randomized trials randomize a staggered adoption approach, while recent…

统计方法学 · 统计学 2026-04-15 Haidong Lu , Gregg S. Gonsalves , Fan Li , Guanyu Tong , Lee Kennedy-Shaffer

Benchmarking models is a key factor for the rapid progress in machine learning (ML) research. Thus, further progress depends on improving benchmarking metrics. A standard metric to measure the behavioral alignment between ML models and…

神经元与认知 · 定量生物学 2025-11-10 Thomas Klein , Sascha Meyen , Wieland Brendel , Felix A. Wichmann , Kristof Meding

Machine vision models, particularly deep neural networks, are increasingly applied to physiological signal interpretation, including electrocardiography (ECG), yet they typically require large training datasets and offer limited insight…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Alaa Alahmadi , Mohamed Hasan

Consider the use of $\ell_{1}/\ell_{\infty}$-regularized regression for joint estimation of a $\pdim \times \numreg$ matrix of regression coefficients. We analyze the high-dimensional scaling of $\ell_1/\ell_\infty$-regularized quadratic…

统计理论 · 数学 2009-05-12 S. Negahban , M. J. Wainwright

EEG signals capture brain activity with high temporal and low spatial resolution, supporting applications such as neurological diagnosis, cognitive monitoring, and brain-computer interfaces. However, effective analysis is hindered by…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Amirabbas Hojjati , Lu Li , Ibrahim Hameed , Anis Yazidi , Pedro G. Lind , Rabindra Khadka

We investigate the role of nonclassical temporal correlations in enhancing the performance of ticking clocks in a discrete-time scenario. We show that the problem of optimal models for ticking clocks is related to the violation of…

量子物理 · 物理学 2021-07-30 Costantino Budroni , Giuseppe Vitagliano , Mischa P. Woods

To collect large scale annotated data, it is inevitable to introduce label noise, i.e., incorrect class labels. To be robust against label noise, many successful methods rely on the noisy classifiers (i.e., models trained on the noisy…

计算机视觉与模式识别 · 计算机科学 2020-11-23 Songzhu Zheng , Pengxiang Wu , Aman Goswami , Mayank Goswami , Dimitris Metaxas , Chao Chen

Task engagement is defined as loadings on energetic arousal (affect), task motivation, and concentration (cognition). It is usually challenging and expensive to label cognitive state data, and traditional computational models trained with…

计算机视觉与模式识别 · 计算机科学 2016-10-24 Feng Li , Guangfan Zhang , Wei Wang , Roger Xu , Tom Schnell , Jonathan Wen , Frederic McKenzie , Jiang Li

A class of models that have been widely used are the exponential random graph (ERG) models, which form a comprehensive family of models that include independent and dyadic edge models, Markov random graphs, and many other graph…

统计理论 · 数学 2022-02-07 Denise Duarte , Rafael Honório Pereira Alves

EEG-based visual decoding aims to establish a mapping between neural signals and visual semantics. However, it remains constrained by the dual challenges of severe information granularity mismatch and the low signal-to-noise ratio (SNR) of…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Fan Yin , Chuhang Zheng , Peiliang Gong , Donghai Guan , Qi Zhu

Machine learning (ML) methods have the potential to automate clinical EEG analysis. They can be categorized into feature-based (with handcrafted features), and end-to-end approaches (with learned features). Previous studies on EEG pathology…

Medical studies that depend on electronic health records (EHR) data are often subject to measurement error, as the data are not collected to support research questions under study. These data errors, if not accounted for in study analyses,…

统计方法学 · 统计学 2020-03-10 Eric J. Oh , Bryan E. Shepherd , Thomas Lumley , Pamela A. Shaw

Using deep learning models to classify time series data generated from the Internet of Things (IoT) devices requires a large amount of labeled data. However, due to constrained resources available in IoT devices, it is often difficult to…

信号处理 · 电气工程与系统科学 2022-02-02 Priyanka Gupta , Sathvik Bhaskarpandit , Manik Gupta