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ICtest

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

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Version

Install

install.packages('ICtest')

Monthly Downloads

766

Version

0.3-7

License

GPL (>= 2)

Maintainer

Klaus Nordhausen

Last Published

April 2nd, 2026

Functions in ICtest (0.3-7)

SIRladle

Ladle Estimate for SIR
ggplot.ladle

Scatterplot Matrix for a ladle Object using ggplot2
ggladleplot

Ladle Plot for an Object of Class ladle Using ggplot2
components

Extract Components from 'ictest' and 'ladle' Objects
ggplot.ictest

Scatterplot Matrix for a ictest Object using ggplot2
SIRboot

Testing the Subspace Dimension for Sliced Inverse Regression Using Bootstrapping.
plot.ladle

Plotting an Object of Class ladle
ladleplot

Ladle Plot for an Object of Class ladle
plot.ictest

Scatterplot Matrix for a ictest Object
rOMEGA

Greek Letter Omega Shaped Bivariate Data Generation
rMU

Greek Letter mu Shaped Bivariate Data Generation
rorth

Random Orthogonal Matrix Creation Uniform WRT the Haar Measure.
print.ladle

Printing an Object of Class ladle
ggscreeplot.ictest

Screeplot for an ictest Object Using ggplot2
ggscreeplot

ggplot2-style screeplot
summary.ladle

Summarizing an Object of Class ladle
print.kSearch

Printing an Object of Class kSearch
kSearch

Relevant Component Estimation via Iterative Search
PCAschott

Testing for Subsphericity using the Schott's test
ladle

Ladle estimate for an arbitrary matrix
screeplot.ictest

Screeplot for an ictest Object
summary.kSearch

Summarizing an Object of Class kSearch
NGPPsim

Signal Subspace Dimension Testing Using non-Gaussian Projection Pursuit
PCAaug

Augmentation Estimate for PCA
NGPP

Non-Gaussian Projection Pursuit
FOBIasymp

Testing for the Number of Gaussian Components in NGCA or ICA Using FOBI
NGPPest

Signal Subspace Dimension Testing Using non-Gaussian Projection Pursuit
FOBIladle

Ladle Estimate to Estimate the Number of Gaussian Components in ICA or NGCA
ICSboot

Boostrap-based Testing for the Number of Gaussian Components in NGCA Using Two Scatter Matrices
PCAasymp

Testing for Subsphericity using the Covariance Matrix or Tyler's Shape Matrix
PCAboot

Bootstrap-Based Testing for Subsphericity
FOBIboot

Boostrap-based Testing for the Number of Gaussian Components in ICA Using FOBI
covSIR

Supervised Scatter Matrix as Used in Sliced Inverse Regression
PCAladle

Ladle Estimate for PCA
SIRasymp

Testing the Subspace Dimension for Sliced Inverse Regression.