Topics tagged posterior-predictive

Topic	Replies	Views	Activity
Posterior predictive check looks weird - what can I do? Modeling posterior-predictive , brms	16	3139	April 24, 2024
Issues with hierarchical ordinal model (brms) brms posterior-predictive , brms	1	166	February 10, 2024
Accuracy of my predictions for one factor brms posterior-predictive	4	234	January 27, 2024
Two-armed bandit hierarchical reinforcement learning model - interpreting conflicting loo and posterior predictive check results Modeling specification , loo , posterior-predictive , hierarchical-model , reinforcement-learning	7	359	January 17, 2024
Error when using posterior_linpred in brms brms posterior-predictive , brms	0	377	June 26, 2023
Prior/posterior predictive distributions for an unconstrained/constrained PPO model Modeling rstan , specification , ordinal-response , posterior-predictive , prior-predictive	0	260	June 3, 2023
Regarding prediction/posterior_epred/posterior_predict from brms ordinal model brms posterior-predictive	9	2533	February 24, 2023
Unexpected uncertainty in posterior predicitive checks with Ordinal models Modeling posterior-predictive , brms	3	538	February 24, 2023
Predict cumulative cases in a range from a spline model in brms brms posterior-predictive , splines	1	337	February 2, 2023
Manually generate posterior predictions from negative binomial model fit with brms brms posterior-predictive , brms	5	891	December 14, 2022
How to extract plot and predict from pystan3 PyStan techniques , posterior-predictive , visualisation	1	550	October 28, 2022
LOO and bayes_R2 (seem to) contradict posterior predictive check Modeling loo , posterior-predictive , brms	14	1031	October 14, 2022
Discrepancy between model comparison criteria and posterior predictive checks Modeling rstan , loo , posterior-predictive , hierarchical-model	1	430	October 14, 2022
Ordered Beta Regression model: is a custom posterior predictive check plot necessary? Modeling posterior-predictive , brms	9	3348	August 19, 2022
Predicting future event times that are currently censored brms posterior-predictive , brms , survival	1	520	August 12, 2022
What grid does passing a brms model to emmeans use when a predictor grid is not provided? brms posterior-predictive , brms , emmeans	3	812	July 16, 2022
Sample from a custom distribution in the generated quantiles block Modeling posterior-predictive , rng	3	373	July 1, 2022
Posterior predict with sample larger than population (with replacement?) brms posterior-predictive	3	854	June 29, 2022
Sampling from the posterior predictive or computing it for making predictions Modeling posterior-predictive	5	1005	June 28, 2022
Calibration plot for Bayesian binomial models General posterior-predictive	2	538	June 7, 2022
Still confused about how sample_new_levels works in posterior_predict Modeling posterior-predictive	1	511	May 13, 2022
Discrepancy between y and yrep in pp_check: how bad is it? Modeling posterior-predictive , brms	25	2426	May 11, 2022
How can I find the posterior SD with a non-normal distribution? General techniques , posterior-predictive , brms	12	1089	May 2, 2022
Model for sensitivity of a diagnostic test, expected value should be > 50% Modeling specification , posterior-predictive , priors , interpret-results , brms	0	487	February 16, 2022
WAIC and LOO-CV for not identically distributed data? Modeling techniques , posterior-predictive	12	881	October 7, 2021
Stan_nlmer group specific effects are not being passed to posterior_predict rstanarm fitting-issues , specification , mixed-model , posterior-predictive	2	579	September 7, 2021
Marginal predictions at certain levels of grouping terms Modeling posterior-predictive , brms , emmeans	2	455	September 6, 2021
Using DHARMa to check Bayesian models fitted with brms Publicity posterior-predictive , brms	0	586	July 13, 2021
Help regarding handling of NA in posterior_predict rstanarm posterior-predictive	2	816	June 25, 2021
Probability that the response is below a given value, conditional on x in a hurdle-lognormal model with spline brms posterior-predictive , splines , brms	4	642	May 3, 2021