Comparar métodos
Examine os métodos selecionados lado a lado; as linhas que diferem ficam destacadas.
| Modelo Linear Generalizado Bayesiano× | Regressão Bayesiana Binomial Negativa× | |
|---|---|---|
| Área | Estatística | Estatística |
| Família | Regression model | Regression model |
| Ano de origem≠ | 1989 (GLM); 1995 (Bayesian BDA) | 1990s–2000s |
| Autor original≠ | McCullagh & Nelder (GLM framework); Bayesian treatment formalized by Gelman et al. | Gelman, Carlin, Stern, Dunson, Vehtari & Rubin; Cameron & Trivedi |
| Tipo≠ | Bayesian regression model | Bayesian GLM for overdispersed counts |
| Fonte seminal | 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 | 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 |
| Outros nomes | Bayesian GLM, Bayesian GLIM, Bayesian generalized linear regression, Bayes GLM | Bayesian NB regression, Bayesian negbin model, Bayesian overdispersed count regression, Bayesian NB-2 model |
| Relacionados | 6 | 6 |
| Resumo≠ | A Bayesian Generalized Linear Model (Bayesian GLM) extends the classical GLM framework by placing prior distributions on the regression coefficients and updating them with data via Bayes' theorem. This yields a full posterior distribution over parameters rather than single point estimates, enabling richer uncertainty quantification and principled incorporation of prior knowledge for any exponential-family outcome. | Bayesian Negative Binomial Regression models non-negative integer count outcomes that exhibit overdispersion — where the variance exceeds the mean — by placing a negative binomial likelihood on the data and specifying prior distributions over the regression coefficients and the dispersion parameter. Posterior inference is typically performed via Markov chain Monte Carlo (MCMC) or variational methods, yielding full posterior distributions rather than point estimates. |
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