Assessment of Regression Models Performance

binned_residuals | Binned residuals for binomial logistic regression |

check_autocorrelation | Check model for independence of residuals. |

check_clusterstructure | Check suitability of data for clustering |

check_collinearity | Check for multicollinearity of model terms |

check_convergence | Convergence test for mixed effects models |

check_distribution | Classify the distribution of a model-family using machine... |

check_factorstructure | Check suitability of data for Factor Analysis (FA) |

check_heterogeneity_bias | Check model predictor for heterogeneity bias |

check_heteroscedasticity | Check model for (non-)constant error variance |

check_homogeneity | Check model for homogeneity of variances |

check_itemscale | Describe Properties of Item Scales |

check_kmo | Kaiser, Meyer, Olkin (KMO) Measure of Sampling Adequacy (MSA)... |

check_model | Visual check of model assumptions |

check_multimodal | Check if a distribution is unimodal or multimodal |

check_normality | Check model for (non-)normality of residuals. |

check_outliers | Outliers detection (check for influential observations) |

check_overdispersion | Check overdispersion of GL(M)M's |

check_predictions | Posterior predictive checks |

check_singularity | Check mixed models for boundary fits |

check_sphericity | Check model for violation of sphericity |

check_sphericity_bartlett | Bartlett's Test of Sphericity |

check_symmetry | Check distribution symmetry |

check_zeroinflation | Check for zero-inflation in count models |

classify_distribution | Classify the distribution of a model-family using machine... |

compare_performance | Compare performance of different models |

cronbachs_alpha | Cronbach's Alpha for Items or Scales |

display.performance_model | Print tables in different output formats |

icc | Intraclass Correlation Coefficient (ICC) |

item_difficulty | Difficulty of Questionnaire Items |

item_intercor | Mean Inter-Item-Correlation |

item_reliability | Reliability Test for Items or Scales |

item_split_half | Split-Half Reliability |

looic | LOO-related Indices for Bayesian regressions. |

model_performance | Model Performance |

model_performance.ivreg | Performance of instrumental variable regression models |

model_performance.kmeans | Model summary for k-means clustering |

model_performance.lavaan | Performance of lavaan SEM / CFA Models |

model_performance.lm | Performance of Regression Models |

model_performance.merMod | Performance of Mixed Models |

model_performance.rma | Performance of Meta-Analysis Models |

model_performance.stanreg | Performance of Bayesian Models |

performance_accuracy | Accuracy of predictions from model fit |

performance_aicc | Compute the AIC or second-order AIC |

performance_cv | Cross-validated model performance |

performance_hosmer | Hosmer-Lemeshow goodness-of-fit test |

performance_logloss | Log Loss |

performance_mae | Mean Absolute Error of Models |

performance_mse | Mean Square Error of Linear Models |

performance_pcp | Percentage of Correct Predictions |

performance_rmse | Root Mean Squared Error |

performance_roc | Simple ROC curve |

performance_rse | Residual Standard Error for Linear Models |

performance_score | Proper Scoring Rules |

r2 | Compute the model's R2 |

r2_bayes | Bayesian R2 |

r2_coxsnell | Cox & Snell's R2 |

r2_efron | Efron's R2 |

r2_kullback | Kullback-Leibler R2 |

r2_loo | LOO-adjusted R2 |

r2_mcfadden | McFadden's R2 |

r2_mckelvey | McKelvey & Zavoinas R2 |

r2_nagelkerke | Nagelkerke's R2 |

r2_nakagawa | Nakagawa's R2 for mixed models |

r2_somers | Somers' Dxy rank correlation for binary outcomes |

r2_tjur | Tjur's R2 - coefficient of determination (D) |

r2_xu | Xu' R2 (Omega-squared) |

r2_zeroinflated | R2 for models with zero-inflation |

reexports | Objects exported from other packages |

test_performance | Test if models are different |

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