# Estimating and Testing the Number of Interesting Components in Linear Dimension Reduction

## Documentation for package ‘ICtest’ version 0.3-7

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

components | Extract Components from 'ictest' and 'ladle' Objects
components.ictest | Extract Components from 'ictest' and 'ladle' Objects
components.ladle | Extract Components from 'ictest' and 'ladle' Objects
covSIR | Supervised Scatter Matrix as Used in Sliced Inverse Regression
FOBIasymp | Testing for the Number of Gaussian Components in NGCA or ICA Using FOBI
FOBIboot | Boostrap-based Testing for the Number of Gaussian Components in ICA Using FOBI
FOBIladle | Ladle Estimate to Estimate the Number of Gaussian Components in ICA or NGCA
ggladleplot | Ladle Plot for an Object of Class ladle Using ggplot2
ggplot.ictest | Scatterplot Matrix for a ictest Object using ggplot2
ggplot.ladle | Scatterplot Matrix for a ladle Object using ggplot2
ggscreeplot | ggplot2-style screeplot
ggscreeplot.ictest | Screeplot for an ictest Object Using ggplot2
ICSboot | Boostrap-based Testing for the Number of Gaussian Components in NGCA Using Two Scatter Matrices
kSearch | Relevant Component Estimation via Iterative Search
ladle | Ladle estimate for an arbitrary matrix
ladleplot | Ladle Plot for an Object of Class ladle
NGPP | Non-Gaussian Projection Pursuit
NGPPest | Signal Subspace Dimension Testing Using non-Gaussian Projection Pursuit
NGPPsim | Signal Subspace Dimension Testing Using non-Gaussian Projection Pursuit
PCAasymp | Testing for Subsphericity using the Covariance Matrix or Tyler's Shape Matrix
PCAaug | Augmentation Estimate for PCA
PCAboot | Bootstrap-Based Testing for Subsphericity
PCAladle | Ladle Estimate for PCA
PCAschott | Testing for Subsphericity using the Schott's test
plot.ictest | Scatterplot Matrix for a ictest Object
plot.ladle | Plotting an Object of Class ladle
print.kSearch | Printing an Object of Class kSearch
print.ladle | Printing an Object of Class ladle
rMU | Greek Letter mu Shaped Bivariate Data Generation
rOMEGA | Greek Letter Omega Shaped Bivariate Data Generation
rorth | Random Orthogonal Matrix Creation Uniform WRT the Haar Measure.
screeplot.ictest | Screeplot for an ictest Object
SIRasymp | Testing the Subspace Dimension for Sliced Inverse Regression.
SIRboot | Testing the Subspace Dimension for Sliced Inverse Regression Using Bootstrapping.
SIRladle | Ladle Estimate for SIR
summary.kSearch | Summarizing an Object of Class kSearch
summary.ladle | Summarizing an Object of Class ladle