Compara mètodes

	Mitjana de models bayesiana amb error de mesura	Mitjana de models bayesians
Camp	Bayesià	Bayesià
Família	Bayesian methods	Bayesian methods
Any d'origen	1999–2006	1999
Autor original	Hoeting, Madigan, Raftery, Volinsky (BMA); Carroll, Stefanski and colleagues (ME correction)	Hoeting, Madigan, Raftery & Volinsky
Tipus	Bayesian ensemble model with covariate error correction	Bayesian model averaging
Font seminal	Hoeting, J. A., Madigan, D., Raftery, A. E., & Volinsky, C. T. (1999). Bayesian model averaging: A tutorial. Statistical Science, 14(4), 382-417.	Hoeting, J. A., Madigan, D., Raftery, A. E. & Volinsky, C. T. (1999). Bayesian Model Averaging: A Tutorial. Statistical Science, 14(4), 382–401.
Àlies	BMA-ME, BMA with errors-in-variables, Bayesian model averaging errors-in-covariates, measurement error BMA	BMA, Bayesian model combination, Bayesian Model Ortalaması (BMA)
Relacionats	3	5
Resum	Bayesian model averaging with measurement error (BMA-ME) combines two probabilistic ideas: it averages predictions across competing regression models weighted by each model's posterior probability, while simultaneously accounting for the fact that one or more predictors are observed with random error rather than exactly. The result is a posterior that propagates both model uncertainty and covariate measurement noise into every inference and prediction.	Bayesian Model Averaging (BMA), formalised as a tutorial by Hoeting, Madigan, Raftery and Volinsky in 1999, addresses model uncertainty by averaging over all plausible model specifications rather than selecting a single best model. Each candidate model receives a posterior probability that reflects how well it fits the data given a prior, and predictions or coefficient estimates are formed as weighted averages across the entire model space. This approach reduces the bias and overconfidence that arise when a single selected model is treated as the true one.