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To promote precision medicine, individualized treatment regimes (ITRs) are crucial for optimizing the expected clinical outcome based on patient-specific characteristics. However, existing ITR research has primarily focused on scenarios…

统计方法学 · 统计学 2024-02-20 Chang Wang , Lu Wang

Predicting a driver's cognitive state, or more specifically, modeling a driver's reaction time (RT) in response to the appearance of a potential hazard warrants urgent research. In the last two decades, the electric field that is generated…

人机交互 · 计算机科学 2019-05-28 Chun-Hsiang Chuang , Zehong Cao , Po-Tsang Chen , Chih-Sheng Huang , Nikhil R. Pal , Chin-Teng Lin

Accurate and reliable predictions of infectious disease dynamics can be valuable to public health organizations that plan interventions to decrease or prevent disease transmission. A great variety of models have been developed for this…

机器学习 · 统计学 2018-07-04 Evan L. Ray , Nicholas G. Reich

Quantifying a patient's health status provides clinicians with insight into patient risk, and the ability to better triage and manage resources. Early Warning Scores (EWS) are widely deployed to measure overall health status, and risk of…

人工智能 · 计算机科学 2024-07-15 Thea Barnes , Enrico Werner , Jeffrey N. Clark , Raul Santos-Rodriguez

We give a mathematical framework for weighted ensemble (WE) sampling, a binning and resampling technique for efficiently computing probabilities in molecular dynamics. We prove that WE sampling is unbiased in a very general setting that…

数值分析 · 数学 2018-10-17 David Aristoff

Dynamic state estimation (DSE) is becoming increasingly important for monitoring inverter-dominated power systems. Due to their cascading control structures, inverter-based resources (IBRs) exhibit multi-timescale dynamics, leading to stiff…

系统与控制 · 电气工程与系统科学 2026-04-22 Xingyu Zhao , Marcos Netto , Junbo Zhao

An issue for molecular dynamics simulations is that events of interest often involve timescales that are much longer than the simulation time step, which is set by the fastest timescales of the model. Because of this timescale separation,…

统计力学 · 物理学 2024-08-15 John Strahan , Chatipat Lorpaiboon , Jonathan Weare , Aaron R. Dinner

Accurate survival prediction from histopathology whole-slide images (WSIs) remains challenging due to their gigapixel resolution, strong spatial heterogeneity, and complex survival distributions. We introduce a comprehensive computational…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Ardhendu Sekhar , Vasu Soni , Keshav Aske , Shivam Madnoorkar , Pranav Jeevan , Amit Sethi

How to deal with missing data in observational studies is a common concern for causal inference. When the covariates are missing at random (MAR), multiple approaches have been provided to help solve the issue. However, if the exposure is…

统计方法学 · 统计学 2024-06-14 Yuliang Shi , Yeying Zhu , Joel A. Dubin

Patient-centered outcomes, such as quality of life and length of hospital stay, are the focus in a wide array of clinical studies. However, participants in randomized trials for elderly or critically and severely ill patient populations may…

统计方法学 · 统计学 2024-04-17 Dane Isenberg , Michael Harhay , Nandita Mitra , Fan Li

Loss reserving generally focuses on identifying a single model that can generate superior predictive performance. However, different loss reserving models specialise in capturing different aspects of loss data. This is recognised in…

统计方法学 · 统计学 2024-06-04 Benjamin Avanzi , Yanfeng Li , Bernard Wong , Alan Xian

Uncertainty estimation is crucial for the reliability of safety-critical human and artificial intelligence (AI) interaction systems, particularly in the domain of healthcare engineering. However, a robust and general uncertainty measure for…

计算与语言 · 计算机科学 2024-11-19 Zhiyuan Wang , Jinhao Duan , Chenxi Yuan , Qingyu Chen , Tianlong Chen , Yue Zhang , Ren Wang , Xiaoshuang Shi , Kaidi Xu

Clustering explores meaningful patterns in the non-labeled data sets. Cluster Ensemble Selection (CES) is a new approach, which can combine individual clustering results for increasing the performance of the final results. Although CES can…

机器学习 · 计算机科学 2016-04-26 Muhammad Yousefnezhad , Daoqiang Zhang

We investigate statistical properties of a likelihood approach to nonparametric estimation of a singular distribution using deep generative models. More specifically, a deep generative model is used to model high-dimensional data that are…

机器学习 · 统计学 2023-03-29 Minwoo Chae , Dongha Kim , Yongdai Kim , Lizhen Lin

Estimating the cure fraction in a diseased population, especially in the presence of competing mortality causes, is crucial for both patients and clinicians. It offers a valuable measure for monitoring and interpreting trends in disease…

统计方法学 · 统计学 2025-04-08 Fabrizio Di Mari , Roberto Rocci , Silvia Rossi , Giovanna Tagliabue , Roberta De Angelis

In the following short article we adapt a new and popular machine learning model for inference on medical data sets. Our method is based on the Variational AutoEncoder (VAE) framework that we adapt to survival analysis on small data sets…

机器学习 · 统计学 2018-12-06 Cédric Beaulac , Jeffrey S. Rosenthal , David Hodgson

Estimating rare event kinetics from molecular dynamics simulations is a non-trivial task despite the great advances in enhanced sampling methods. Weighted Ensemble (WE) simulation, a special class of enhanced sampling techniques, offers a…

软凝聚态物质 · 物理学 2025-01-16 Sudipta Mitra , Ranjit Biswas , Suman Chakrabarty

Cost-effectiveness analyses (CEAs) are at the center of health economic decision making. While these analyses help policy analysts and economists determine coverage, inform policy, and guide resource allocation, they are statistically…

统计方法学 · 统计学 2020-09-10 Arman Oganisian , Nandita Mitra , Jason Roy

Concept drift refers to changes in the distribution of underlying data and is an inherent property of evolving data streams. Ensemble learning, with dynamic classifiers, has proved to be an efficient method of handling concept drift.…

机器学习 · 计算机科学 2020-04-14 Anjin Liu , Jie Lu , Guangquan Zhang

This work is devoted to the development of a distributionally robust active fault diagnosis approach for a class of nonlinear systems, which takes into account any ambiguity in distribution information of the uncertain model parameters.…

最优化与控制 · 数学 2021-08-12 Ioannis Tzortzis , Marios M. Polycarpou