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