Approximate hypothesis tests related to GAM fits
Reporting mgcv bugs.
Internal functions for discretized model matrix handling
Evaluate cyclic B spline basis
Update a strictly additive bam model for new data.
Generalized additive models for very large datasets
Choleski decomposition of a band diagonal matrix
Deletion and rank one Cholesky factor update
GAM Tweedie families
BLAS thread safety
Obtaining derivative w.r.t. linear predictor
GAM concurvity measures
Reduced version of Columbus OH crime data
GAM censored normal family for log-normal AFT and Tobit models
Extract the data covariance matrix from an lme object
Additive Cox Proportional Hazard Model
Stable evaluation of difference between normal c.d.f.s
Additive Cox proportional hazard models with time varying covariates
Basis dimension choice for smooths
Exclude prediction grid points too far from data
FELSPLINE test function
Modify families for use in GAM fitting and checking
Form component of GAMM covariance matrix
Detect linear dependencies of one matrix on another
Generalized additive models with integrated smoothness estimation
Some diagnostics for a fitted gam model
Factor smooth interactions in GAMs
Distribution families in mgcv
GCV/UBRE score for use within nlm
GAM formula
Post-processing output of gam.fit5
Setting GAM fitting defaults
Minimize GCV or UBRE score of a GAM using `outer' iteration
GAM convergence and performance issues
Specifying generalized additive models
GAM P-IRLS estimation with GCV/UBRE smoothness estimation
Finding stable orthogonal re-parameterization of the square root penalty.
P-IRLS GAM estimation with GCV, UBRE/AIC or RE/ML derivative calculation
Simple posterior simulation with gam fits
Generalized Additive Mixed Models
Transform derivatives wrt mu to derivatives wrt linear predictor
Calculating derivatives of log-likelihood wrt regression coefficients
Scale parameter estimation in GAMs
Gamma location-scale model family
Generalized Additive Model Selection
Are points inside boundary?
Identifiability side conditions for a GAM
Identifiability constraints
Generalized Extreme Value location-scale model family
Grouped families
Report gam smoothness estimates as variance components
Which of a set of points lie within a polygon defined region
Extract the diagonal of the influence/hat matrix for a GAM
Size of list elements
Objective functions for GAM smoothing parameter estimation
Gaussian location-scale model family
Fitted gam object
Get named variable or evaluate expression from list or data.frame
Starting values for multiple smoothing parameter estimation
Simulate example data for GAMs
Log Tweedie density evaluation
Just Another Gibbs Additive Modeller: JAGS support for mgcv.
GAM Integrated Nested Laplace Approximation Newton Enhanced
Gumbel location-scale model family
Checking smooth basis dimension
Smallest square root of matrix
Getting log generalized determinant of penalty matrices
Linear functionals of a smooth in GAMs
GAM multinomial logistic regression
AIC and Log likelihood for a fitted GAM
Penalized Constrained Least Squares Fitting
Extract model matrix from GAM fit
Monotonicity constraints for a cubic regression spline
GAM ordered categorical family
Mixed GAM Computation Vehicle with GCV/AIC/REML/NCV smoothness estimation and GAMMs by REML/PQL
Stable Multiple Smoothing Parameter Estimation by GCV or UBRE
The one standard error rule for smoother models
Parallel computation in mgcv.
Interpret a GAM formula
Alternative to log parameterization for variance components
Overflow proof pdMat class for multiples of the identity matrix
Evaluate the c.d.f. of a weighted sum of chi-squared deviates
The basis of the space of un-penalized functions for a TPRS
Obtain square roots of penalty matrices
QQ plots for gam model residuals
Auxilliary information from magic fit
Missing data in GAMs
Frequently Asked Questions for package mgcv
Obtain a name for a new variable that is not already in use
Functions for better-than-log positive parameterization
Compute truncated eigen decomposition of a symmetric matrix
Functions implementing a pdMat class for tensor product smooths
Constructor functions for smooth terms in a GAM
Multivariate normal additive models
Generalized Additive Model residuals
Extract the effective degrees of freedom associated with each penalty in a gam fit
Prediction from fitted GAM model
GAM negative binomial families
Plot geographic regions defined as polygons
Automatically place a set of knots evenly through covariate values
Print a Generalized Additive Model object.
Default GAM plotting
Generate from or evaluate multivariate normal or t densities.
smooth.construct.re.smooth.spec
Simple random effects in GAMs
smooth.construct.so.smooth.spec
Soap film smoother constructer
Summary for a GAM fit
GAM scaled t family for heavy tailed data
Defining smooths in GAM formulae
Prediction from fitted Big Additive Model model
Define alternative tensor product smooths in GAM formulae
Generate Tweedie random deviates
Generate inverse Gaussian random deviates
smooth.construct.ad.smooth.spec
Adaptive smooths in GAMs
Visualization of GAM objects
smooth.construct.bs.smooth.spec
Penalized B-splines in GAMs
Extract or modify diagonals of a matrix
Smooth terms in GAM
Convert a smooth to a form suitable for estimating as random effect
Sinh-arcsinh location scale and shape model family
smooth.construct.t2.smooth.spec
Tensor product smoothing constructor
Random effects in GAMs
GAM zero-inflated (hurdle) Poisson regression family
Single index models with mgcv
smooth.construct.cr.smooth.spec
Penalized Cubic regression splines in GAMs
smooth.construct.ds.smooth.spec
Low rank Duchon 1977 splines
smooth.construct.fs.smooth.spec
Factor smooth interactions in GAMs
smooth.construct.gp.smooth.spec
Low rank Gaussian process smooths
smooth.construct.mrf.smooth.spec
Markov Random Field Smooths
smooth.construct.tp.smooth.spec
Penalized thin plate regression splines in GAMs
Obtaining (orthogonal) basis for null space and range of the penalty matrix
Choleski decomposition of a tri-diagonal matrix
smooth.construct.tensor.smooth.spec
Tensor product smoothing constructor
Experimental sparse smoothers
smooth.construct.ps.smooth.spec
P-splines in GAMs
Alternatives to step.gam
Generic function to provide extra information about smooth specification
find the unique rows in a matrix
smooth.construct.sos.smooth.spec
Splines on the sphere
Extract parameter (estimator) covariance matrix from GAM fit
Define tensor product smooths or tensor product interactions in GAM formulae
Row Kronecker product/ tensor product smooth construction
Generates index arrays for upper triangular storage
smooth.construct.sz.smooth.spec
Constrained factor smooth interactions in GAMs
Tweedie location scale family
Prediction/Construction wrapper functions for GAM smooth terms
Extract smoothing parameter estimator covariance matrix from (RE)ML GAM fit
Zero inflated (hurdle) Poisson location-scale model family
Find rank of upper triangular matrix
Re-parametrizing model matrix X
Applying re-parameterization from log-determinant of penalty matrix to
model matrix.
Neighbourhood Cross Validation
Setting up a list representing a block diagonal penalty matrix
Predict matrix method functions
Prediction methods for smooth terms in a GAM
Prediction matrix for soap film smooth
GAM beta regression family
Level 5 fractional factorial designs