Solving Mixed Model Equations in R


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Documentation for package ‘sommer’ version 4.4.87

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A.mat Additive relationship matrix
anova.mmer anova form a GLMM fitted with mmes
anova.mmes anova form a GLMM fitted with mmes
antem Antedependence covariance structure
APY Construct an APY Relationship Precision Matrix
ar1m First-order autoregressive covariance structure
ar2m Second-order autoregressive covariance structure
ar3m Third-order autoregressive covariance structure
atm Selected-level diagonal covariance structure
atr Selected-level diagonal covariance structure for 'mmer' and 'vsr'
binm Binomial proportion response with its number of trials
car Proper conditional autoregressive spatial covariance structure
coef.mmer coef form a GLMM fitted with mmes
coef.mmes coef form a GLMM fitted with mmes
corgm General positive-definite correlation structure
corImputation Imputing a matrix using correlations
covm Covariance Between Two Random Effects
covmatrix_mmes Covariance and correlation matrix of a fitted term with standard errors
covparams_mmes Extract native-scale covariance parameters from an mmes fit
covparams_mmes_se Native-scale covariance parameters and standard errors
csm Compound-symmetry covariance structure
csr User-specified covariance-component structure for 'mmer' and 'vsr'
D.mat Dominance relationship matrix
dfToMatrix data frame to matrix
dsm Diagonal heterogeneous covariance structure
dsr Diagonal covariance structure for 'mmer' and 'vsr'
dsumm Direct sum of residual covariance structures across sections
E.mat Epistatic relationship matrix
fam Factor-analytic covariance structure
familym Different distribution families for the traits of a multi-trait model
fitted.mmer fitted form a LMM fitted with mmes
fitted.mmes fitted form a LMM fitted with mmes
fixm fixed indication matrix
GWAS Genome wide association study analysis
H.mat Combined relationship matrix H
ism Identity covariance structure
loadings_mmes Extract factor-analytic loadings from a fitted mmes model
ma1m Moving-average covariance structures of order one or two
ma2m Moving-average covariance structures of order one or two
mam Moving-average covariance structures of order one or two
maternm Matern spatial covariance structure
meffects_mmes Marker effects recovered from a fitted relationship-based term
metricm Distance-based (metric) spatial correlation structures
mmer *m*ixed *m*odel *e*quations for *r* records
mmes *m*ixed *m*odel *e*quations *s*olver
MNR Multivariate Newton-Raphson algorithm
ownm User-defined covariance structure
plot.mmer plot form a LMM plot with mmes
plot.mmes plot form a LMM plot with mmes
pmonitor plot the change of VC across iterations
postPEV Post-fit prediction error variances and inverse coefficient matrix
predict.mmer Predict form of a LMM fitted with mmes
predict.mmes Predict form of a LMM fitted with mmes
print.mmer summary form a GLMM fitted with mmer
print.mmes summary form a GLMM fitted with mmes
print.summary.mmer summary form a GLMM fitted with mmer
print.summary.mmes summary form a GLMM fitted with mmes
print.wald.mmes Wald tests for fixed effects with optional small-sample denominator df
r2 Reliability
randef extracting random effects
residuals.mmer Residuals form a GLMM fitted with mmes
residuals.mmes Residuals form a GLMM fitted with mmes
rotate_back_mmes Back-transform rotated mmes random effects
rrm Reduced-rank covariance structure
sar Simultaneous autoregressive spatial covariance structure
scores_mmes Predict factor-analytic scores from a fitted mmes model
sommer *So*lving *M*ixed *M*odel *E*quations in *R*
spl2Da Two-dimensional penalised tensor-product of marginal B-Spline basis.
spl2Db Two-dimensional penalised tensor-product of marginal B-Spline basis.
spl2Dc Two-dimensional penalised tensor-product of marginal B-Spline basis.
spl2Dmats Get Tensor Product Spline Mixed Model Incidence Matrices
stackTraits Stack several trait columns into the long format used by multi-trait models
strm Covariance structure spanning several random terms
summary.mmer summary form a GLMM fitted with mmer
summary.mmes summary form a GLMM fitted with mmes
toeplitzm General positive-definite Toeplitz correlation structure
tpsmmbwrapper Get Tensor Product Spline Mixed Model Incidence Matrices
unsm unstructured indication matrix
unsm2 unstructured indication matrix
usm Unstructured positive-definite covariance structure
usr Unstructured covariance structure for 'mmer' and 'vsr'
vcc Equality and scaling constraints between variance parameters
vcParams Equality and scaling constraints between variance parameters
vpredict vpredict form of a LMM fitted with mmes
vpredict.mmes vpredict form of a LMM fitted with mmes
vs variance structure specification
vsm Variance-structure model with arbitrary Kronecker covariance factors
vsr variance structure specification
wald_mmes Wald tests for fixed effects with optional small-sample denominator df