| allFit | Refit a fitted model with all available optimizers |
| Arabidopsis | Arabidopsis clipping/fertilization data |
| bootMer | Model-based (Semi-)Parametric Bootstrap for Mixed Models |
| cake | Breakage Angle of Chocolate Cakes |
| cbpp | Contagious bovine pleuropneumonia |
| checkConv | Extended Convergence Checking |
| confint.merMod | Compute Confidence Intervals for Parameters of a [ng]lmer Fit |
| convergence | Assessing Convergence for Fitted Models |
| devcomp | Extract the deviance component list |
| devfun2 | Deviance Function in Terms of Standard... |
| drop1.merMod | Drop all possible single fixed-effect terms from a mixed... |
| dummy | Dummy variables (experimental) |
| Dyestuff | Yield of dyestuff by batch |
| expandDoubleVerts | Expand terms with "||" notation into separate "|" terms |
| factorize | Attempt to convert grouping variables to factors |
| findbars | Determine random-effects expressions from a formula |
| fixef | Extract fixed-effects estimates |
| fortify | add information to data based on a fitted model |
| getME | Extract or Get Generalized Components from a Fitted Mixed... |
| GHrule | Univariate Gauss-Hermite quadrature rule |
| glmer | Fitting Generalized Linear Mixed-Effects Models |
| glmerLaplaceHandle | Handle for 'glmerLaplace' |
| glmer.nb | Fitting Negative Binomial GLMMs |
| glmFamily | Generator object for the 'glmFamily' class |
| glmFamily-class | Class '"glmFamily"' - a reference class for 'family' |
| golden-class | Class '"golden"' and Generator for Golden Search Optimizer... |
| GQdk | Sparse Gaussian / Gauss-Hermite Quadrature grid |
| grouseticks | Data on red grouse ticks from Elston et al. 2001 |
| hatvalues.merMod | Diagonal elements of the hat matrix |
| influence.merMod | Influence Diagnostics for Mixed-Effects Models |
| InstEval | University Lecture/Instructor Evaluations by Students at ETH |
| isNested | Is f1 nested within f2? |
| isREML | Check characteristics of models |
| isSingular | Test Fitted Model for (Near) Singularity |
| lme4-package | Linear, generalized linear, and nonlinear mixed models |
| lme4_testlevel | Detect testing level for lme4 examples and tests |
| lmer | Fit Linear Mixed-Effects Models |
| lmerControl | Control of Mixed Model Fitting |
| lmList | Fit List of lm or glm Objects with a Common Model |
| lmList4-class | Class "lmList4" of 'lm' Objects on Common Model |
| lmResp | Generator objects for the response classes |
| lmResp-class | Reference Classes for Response Modules,... |
| merMod-class | Class "merMod" of Fitted Mixed-Effect Models |
| merPredD | Generator object for the 'merPredD' class |
| merPredD-class | Class '"merPredD"' - a Dense Predictor Reference Class |
| mkMerMod | Create a 'merMod' Object |
| mkRespMod | Create an lmerResp, glmResp or nlsResp instance |
| mkReTrms | Make Random Effect Terms: Create Z, Lambda, Lind, etc. |
| mkSimulationTemplate | Make templates suitable for guiding mixed model simulations |
| mkVarCorr | Make Variance and Correlation Matrices from 'theta' |
| modular | Modular Functions for Mixed Model Fits |
| namedList | Self-naming list function |
| Nelder_Mead | Nelder-Mead Optimization of Parameters, Possibly (Box)... |
| NelderMead-class | Class '"NelderMead"' of Nelder-Mead optimizers and its... |
| ngrps | Number of Levels of a Factor or a "merMod" Model |
| nlformula | Manipulate a Nonlinear Model Formula |
| nlmer | Fitting Nonlinear Mixed-Effects Models |
| nloptwrap | Wrappers for additional optimizers |
| nobars | Omit terms separated by vertical bars in a formula |
| Pastes | Paste strength by batch and cask |
| Penicillin | Variation in penicillin testing |
| plot.merMod | Diagnostic Plots for 'merMod' Fits |
| plots.thpr | Mixed-Effects Profile Plots (Regular / Density / Pairs) |
| predict.merMod | Predictions from a model at new data values |
| profile-methods | Profile method for merMod objects |
| pvalues | Getting p-values for fitted models |
| ranef | Extract the modes of the random effects |
| refit | Refit a (merMod) Model with a Different Response |
| refitML | Refit a Model by Maximum Likelihood Criterion |
| rePCA | PCA of random-effects covariance matrix |
| rePos | Generator object for the rePos (random-effects positions)... |
| rePos-class | Class '"rePos"' |
| residuals.merMod | residuals of merMod objects |
| sigma | Extract Residual Standard Deviation 'Sigma' |
| simulate.formula | A 'simulate' Method for 'formula' objects that dispatches... |
| simulate.merMod | Simulate Responses From 'merMod' Object |
| sleepstudy | Reaction times in a sleep deprivation study |
| subbars | "Sub[stitute] Bars" |
| troubleshooting | Troubleshooting |
| utilities | Print and Summary Method Utilities for Mixed Effects |
| VarCorr | Extract Variance and Correlation Components |
| vcconv | Convert between representations of (co-)variance structures |
| vcov.merMod | Covariance matrix of estimated parameters |
| VerbAgg | Verbal Aggression item responses |
