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