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相关论文: A Bayesian framework for estimating vaccine effica…

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Cross-sectional HIV incidence estimation leverages recency test results to determine the HIV incidence of a population of interest, where recency test uses biomarker profiles to infer whether an HIV-positive individual was "recently"…

统计方法学 · 统计学 2023-11-21 Qi Wang , Ann Duerr , Fei Gao

For time-to-event data with finitely many competing risks, the proportional hazards model has been a popular tool for relating the cause-specific outcomes to covariates [Prentice et al. Biometrics 34 (1978) 541--554]. This article studies…

统计理论 · 数学 2009-03-04 Yanqing Sun , Peter B. Gilbert , Ian W. McKeague

Modern phylogenetics research is often performed within a Bayesian framework, using sampling algorithms such as Markov chain Monte Carlo (MCMC) to approximate the posterior distribution. These algorithms require careful evaluation of the…

Understanding waning of vaccine-induced protection is important for both immunology and public health. Population heterogeneities in underlying (pre-vaccination) susceptibility and vaccine response can cause measured vaccine effectiveness…

种群与进化 · 定量生物学 2023-08-02 Ariel Nikas , Hasan Ahmed , Veronika I. Zarnitsyna

Inference of the reproduction number through time is of vital importance during an epidemic outbreak. Typically, epidemiologists tackle this using observed prevalence or incidence data. However, prevalence and incidence data alone is often…

统计方法学 · 统计学 2026-03-16 Alicia Gill , Jere Koskela , Xavier Didelot , Richard G. Everitt

Infectious diseases are still a major global burden for modern society causing 13 million deaths annually. One way to reduce the morbidity and mortality rates from infectious diseases is through preventative or targeted vaccinations.…

社会与信息网络 · 计算机科学 2021-01-27 Md Shahzamal , Raja Jurdak , Bernard Mans , Frank de Hoog , Dean Paini

We develop a Bayesian statistical model and estimation methodology based on Forward Projection Adaptive Markov chain Monte Carlo in order to perform the calibration of a high-dimensional non-linear system of Ordinary Differential Equations…

应用统计 · 统计学 2011-08-17 Igor A. Korostil , Gareth W. Peters , Julien Cornebise , David G. Regan

Two observational methods are currently being used to monitor post-deployment vaccine effectiveness: the obvious crude method comparing rate testing positive per head of vaccinated population with that rate per head of unvaccinated…

统计方法学 · 统计学 2023-07-18 Roger F. Sewell

This paper introduces an innovative Bayesian machine learning algorithm to draw interpretable inference on heterogeneous causal effects in the presence of imperfect compliance (e.g., under an irregular assignment mechanism). We show,…

统计方法学 · 统计学 2021-12-02 Falco J. Bargagli-Stoffi , Kristof De-Witte , Giorgio Gnecco

Knowledge of the time at which an HIV-infected individual seroconverts, when the immune system starts responding to HIV infection, plays a vital role in the design and implementation of interventions to reduce the impact of the HIV…

应用统计 · 统计学 2017-06-09 Loumpiana Koulai , Anne Presanis , Gary Murphy , Barbara Suligoi , Daniela De Angelis

Estimates of national immunization coverage are crucial for guiding policy and decision-making in national immunization programs and setting the global immunization agenda. WHO and UNICEF estimates of national immunization coverage (WUENIC)…

The Bayesian analysis of infectious disease surveillance data from multiple locations typically involves building and fitting a spatio-temporal model of how the disease spreads in the structured population. Here we present new generally…

统计方法学 · 统计学 2025-03-04 Matthew Adeoye , Xavier Didelot , Simon EF Spencer

Hierarchical Bayesian inference is often conducted with estimates of the target distribution derived from Monte Carlo sums over samples from separate analyses of parts of the hierarchy or from mock observations used to estimate sensitivity…

天体物理仪器与方法 · 物理学 2022-04-04 Reed Essick , Will Farr

In stopping the spread of infectious diseases, pathogen genomic data can be used to reconstruct transmission events and characterize population-level sources of infection. Most approaches for identifying transmission pairs do not account…

Bayesian inference under a set of priors, called robust Bayesian analysis, allows for estimation of parameters within a model and quantification of epistemic uncertainty in quantities of interest by bounded (or imprecise) probability.…

统计计算 · 统计学 2022-07-15 Ivette Raices Cruz , Johan Lindström , Matthias C. M. Troffaes , Ullrika Sahlin

Network-based interventions against epidemic spread are most powerful when the full network structure is known. However, in practice, resource constraints require decisions to be made based on partial network information. We investigated…

应用统计 · 统计学 2019-03-19 Yingrui Yang , Ashley McKhann , Sixing Chen , Guy Harling , Jukka-Pekka Onnela

HIV dynamic studies have contributed significantly to the understanding of HIV pathogenesis and antiviral treatment strategies for AIDS patients. Establishing the relationship of virologic responses with clinical factors and covariates…

应用统计 · 统计学 2011-04-19 Yangxin Huang , Hulin Wu , Jeanne Holden-Wiltse , Edward P. Acosta

Contact tracing data collected from disease outbreaks has received relatively little attention in the epidemic modelling literature because it is thought to be unreliable: infection sources might be wrongly attributed, or data might be…

统计方法学 · 统计学 2012-03-16 Chris Jewell , Gareth Roberts

A key objective in vaccine studies is to evaluate vaccine-induced immunogenicity and determine whether participants have mounted a response to the vaccine. Cellular immune responses are essential for assessing vaccine-induced…

统计方法学 · 统计学 2025-07-10 Zhe Chen , Siyu Heng , Asa Tapley , Stephen De Rosa , Bo Zhang

Estimating the causal effect of an exposure on an outcome is an important task in many economical and biological studies. Mendelian randomization, in particular, uses genetic variants as instruments to estimate causal effects in…

统计方法学 · 统计学 2017-06-06 Sai Li