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Bayesovské strukturální časové řady×Bayesovská regrese×Analýza přerušených časových řad (ITS)×Markov Chain Monte Carlo (MCMC)×
OborBayesovská statistikaBayesovská statistikaKauzální inferenceBayesovská statistika
RodinaBayesian methodsBayesian methodsRegression modelBayesian methods
Rok vzniku20142002
TvůrceScott & Varian (2014); Brodersen et al. (2015)Wagner, Soumerai, Zhang & Ross-Degnan (segmented regression); Bernal, Cummins & Gasparrini (tutorial)
TypState-space model / Bayesian structural modelBayesian linear modelQuasi-experimental segmented regressionPosterior sampling algorithm
Původní zdrojScott, S. L. & Varian, H. R. (2014). Predicting the Present with Bayesian Structural Time Series. International Journal of Mathematical Modelling and Numerical Optimisation, 5(1/2), 4–23. DOI ↗Gelman, A., Carlin, J. B., Stern, H. S., Dunson, D. B., Vehtari, A. & Rubin, D. B. (2013). Bayesian Data Analysis (3rd ed.). CRC Press. ISBN: 978-1439840955Bernal, J. L., Cummins, S., & Gasparrini, A. (2017). Interrupted time series regression for the evaluation of public health interventions: a tutorial. International Journal of Epidemiology, 46(1), 348-355. DOI ↗Gelman, A., Carlin, J. B., Stern, H. S., Dunson, D. B., Vehtari, A. & Rubin, D. B. (2013). Bayesian Data Analysis (3rd ed.). CRC Press. ISBN: 978-1439840955
Další názvyBSTS, Bayesian Yapısal Zaman Serisi (BSTS), bayesian state-space model, causal impact modelbayesian linear regression, probabilistic regression, bayesian regresyonITS analysis, segmented regression of time series, Kesintili Zaman Serisi (ITS) Analizimarkov chain monte carlo, MCMC sampling, MCMC (Markov Zinciri Monte Carlo)
Příbuzné5253
ShrnutíBayesian Structural Time Series (BSTS) is a state-space modelling framework, introduced by Scott and Varian (2014), that decomposes a time series into additive components — trend, seasonality, and regression — and estimates them jointly through Bayesian inference. It underpins Google's CausalImpact library and is a powerful tool for both forecasting and counterfactual causal analysis of interventions.Bayesian regression is a probabilistic version of linear regression that treats the model parameters as uncertain quantities. Instead of returning a single best-fit estimate, it combines prior knowledge with the observed data to produce a full posterior probability distribution for each parameter, from which credible intervals and predictions are read off.Interrupted Time Series analysis is a quasi-experimental design that estimates the effect of a single, well-dated intervention by comparing the trajectory of an outcome before and after it occurs. Formalised as segmented regression by Wagner and colleagues (2002) and popularised as a public-health evaluation tutorial by Bernal, Cummins and Gasparrini (2017), it separates the intervention's impact into a change in level and a change in slope.Markov Chain Monte Carlo (MCMC) is a family of computational algorithms for sampling from complex probability distributions, most commonly the posterior distributions that arise in Bayesian inference. Rather than computing posteriors analytically — which is rarely possible for realistic models — MCMC constructs a Markov chain whose stationary distribution is the target posterior and draws dependent samples from it, enabling full probabilistic inference for virtually any model.
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ScholarGatePorovnat metody: Bayesian Structural Time Series · Bayesian Regression · Interrupted Time Series · MCMC. Získáno 2026-06-18 z https://scholargate.app/cs/compare