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