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plsdof (version 0.2-9)

Degrees of Freedom and Statistical Inference for Partial Least Squares Regression

Description

The plsdof package provides Degrees of Freedom estimates for Partial Least Squares (PLS) Regression. Model selection for PLS is based on various information criteria (aic, bic, gmdl) or on cross-validation. Estimates for the mean and covariance of the PLS regression coefficients are available. They allow the construction of approximate confidence intervals and the application of test procedures. Further, cross-validation procedures for Ridge Regression and Principal Components Regression are available.

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Install

install.packages('plsdof')

Monthly Downloads

371

Version

0.2-9

License

GPL (>= 2)

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Maintainer

Frederic Bertrand

Last Published

January 31st, 2019

Functions in plsdof (0.2-9)

dvvtz

First derivative of the projection operator
dnormalize

Derivative of normalization function
pcr.cv

Model selection for Princinpal Components regression based on cross-validation
normalize

Normalization of vectors
pcr

Principal Components Regression
linear.pls

Linear Partial Least Squares Fit
ridge.cv

Ridge Regression.
krylov

Krylov sequence
first.local.minimum

Index of the first local minimum.
coef.plsdof

Regression coefficients
pls.dof

Computation of the Degrees of Freedom
pls.model

Partial Least Squares
plsdof-package

Degrees of Freedom and Statistical Inference for Partial Least Squares Regression
pls.ic

Model selection for Partial Least Squares based on information criteria
compute.lower.bound

Lower bound for the Degrees of Freedom
tr

Trace of a matrix
pls.cv

Model selection for Partial Least Squares based on cross-validation
vvtz

Projectin operator
vcov.plsdof

Variance-covariance matrix
information.criteria

Information criteria
kernel.pls.fit

Kernel Partial Least Squares Fit
dA

Derivative of normalization function
benchmark.pls

Comparison of model selection criteria for Partial Least Squares Regression.
benchmark.regression

Comparison of Partial Least Squares Regression, Principal Components Regression and Ridge Regression.