# Scalable Robust Estimators with High Breakdown Point

## Documentation for package ‘rrcov’ version 1.7-7

- DESCRIPTION file
- User guides, package vignettes and other documentation
- Package NEWS
- Package README

## Help Pages

A B C D F G H I L M N O P Q R S T U W misc

## -- A --

Appalachia | Annual maximum streamflow in central Appalachia

## -- B --

biplot | Biplot for Principal Components (objects of class 'Pca')
biplot-method | Biplot for Principal Components (objects of class 'Pca')
biplot-methods | Biplot for Principal Components (objects of class 'Pca')
bus | Automatic vehicle recognition data
bushmiss | Campbell Bushfire Data with added missing data items

## -- C --

Cars | Consumer reports car data: dimensions
Cascades | Annual precipitation totals for the North Cascades region
Cov | Classical Estimates of Multivariate Location and Scatter
Cov-class | Class "Cov" - a base class for estimates of multivariate location and scatter
CovClassic | Classical Estimates of Multivariate Location and Scatter
CovClassic-class | Class "CovClassic" - classical estimates of multivariate location and scatter
CovControl-class | Class "CovControl" is a VIRTUAL base control class
CovControlMcd | Constructor function for objects of class "CovControlMcd"
CovControlMcd-class | Class 'CovControlMcd' - contains control parameters for CovMcd
CovControlMest | Constructor function for objects of class "CovControlMest"
CovControlMest-class | Class 'CovControlMest' - contains control parameters for "CovMest"
CovControlMMest | Constructor function for objects of class "CovControlMMest"
CovControlMMest-class | Class 'CovControlMMest' - contains control parameters for "CovMMest"
CovControlMrcd | Constructor function for objects of class "CovControlMrcd"
CovControlMrcd-class | Class 'CovControlMrcd' - contains control parameters for CovMrcd()
CovControlMve | Constructor function for objects of class "CovControlMve"
CovControlMve-class | Class 'CovControlMve' - contains control parameters for CovMve
CovControlOgk | Constructor function for objects of class "CovControlOgk"
CovControlOgk-class | Class 'CovControlOgk' - contains control parameters for CovOgk
CovControlSde | Constructor function for objects of class "CovControlSde"
CovControlSde-class | Class 'CovControlSde' - contains control parameters for "CovSde"
CovControlSest | Constructor function for objects of class "CovControlSest"
CovControlSest-class | Class 'CovControlSest' - contains control parameters for "CovSest"
CovMcd | Robust Location and Scatter Estimation via MCD
CovMcd-class | MCD Estimates of Multivariate Location and Scatter
CovMest | Constrained M-Estimates of Location and Scatter
covMest | Constrained M-Estimates of Location and Scatter
CovMest-class | Constrained M-estimates of Multivariate Location and Scatter
CovMMest | MM Estimates of Multivariate Location and Scatter
CovMMest-class | MM Estimates of Multivariate Location and Scatter
CovMrcd | Robust Location and Scatter Estimation via Minimum Regularized Covariance Determonant (MRCD)
CovMrcd-class | MRCD Estimates of Multivariate Location and Scatter
CovMve | Robust Location and Scatter Estimation via MVE
CovMve-class | MVE Estimates of Multivariate Location and Scatter
CovOgk | Robust Location and Scatter Estimation - Ortogonalized Gnanadesikan-Kettenring (OGK)
CovOgk-class | OGK Estimates of Multivariate Location and Scatter
CovRobust | Robust Location and Scatter Estimation
CovRobust-class | Class "CovRobust" - virtual base class for robust estimates of multivariate location and scatter
CovSde | Stahel-Donoho Estimates of Multivariate Location and Scatter
CovSde-class | Stahel-Donoho Estimates of Multivariate Location and Scatter
CovSest | S Estimates of Multivariate Location and Scatter
CovSest-class | S Estimates of Multivariate Location and Scatter

## -- D --

diabetes | Reaven and Miller diabetes data

## -- F --

fish | Fish Catch Data Set
fruit | Fruit data set

## -- G --

getCenter | Accessor methods to the essential slots of Cov and its subclasses
getCenter-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getCenter-method | Class "Pca" - virtual base class for all classic and robust PCA classes
getCenter-method | Class "SummaryCov" - summary of "Cov" objects
getCenter-methods | Accessor methods to the essential slots of Cov and its subclasses
getCorr | Accessor methods to the essential slots of Cov and its subclasses
getCorr-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getCorr-methods | Accessor methods to the essential slots of Cov and its subclasses
getCov | Accessor methods to the essential slots of Cov and its subclasses
getCov-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getCov-method | Class "SummaryCov" - summary of "Cov" objects
getCov-methods | Accessor methods to the essential slots of Cov and its subclasses
getData | Accessor methods to the essential slots of Cov and its subclasses
getData-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getData-methods | Accessor methods to the essential slots of Cov and its subclasses
getDet | Accessor methods to the essential slots of Cov and its subclasses
getDet-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getDet-methods | Accessor methods to the essential slots of Cov and its subclasses
getDistance | Accessor methods to the essential slots of Cov and its subclasses
getDistance-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getDistance-method | Class "SummaryCov" - summary of "Cov" objects
getDistance-methods | Accessor methods to the essential slots of Cov and its subclasses
getEigenvalues | Accessor methods to the essential slots of Pca and its subclasses
getEigenvalues,methods | Accessor methods to the essential slots of Pca and its subclasses
getEigenvalues-method | Class "Pca" - virtual base class for all classic and robust PCA classes
getEllipse | Calculates the points for drawing a confidence ellipsoid
getEvals | Accessor methods to the essential slots of Cov and its subclasses
getEvals-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getEvals-method | Class "SummaryCov" - summary of "Cov" objects
getEvals-methods | Accessor methods to the essential slots of Cov and its subclasses
getFlag | Accessor methods to the essential slots of Cov and its subclasses
getFlag-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getFlag-methods | Accessor methods to the essential slots of Cov and its subclasses
getLoadings | Accessor methods to the essential slots of Pca and its subclasses
getLoadings-method | Class "Pca" - virtual base class for all classic and robust PCA classes
getLoadings-methods | Accessor methods to the essential slots of Pca and its subclasses
getMeth | Accessor methods to the essential slots of Cov and its subclasses
getMeth-method | Class "CovRobust" - virtual base class for robust estimates of multivariate location and scatter
getMeth-methods | Accessor methods to the essential slots of Cov and its subclasses
getPrcomp | Accessor methods to the essential slots of Pca and its subclasses
getPrcomp,methods | Accessor methods to the essential slots of Pca and its subclasses
getPrcomp-method | Class "Pca" - virtual base class for all classic and robust PCA classes
getQuan | Accessor methods to the essential slots of Pca and its subclasses
getQuan,methods | Accessor methods to the essential slots of Pca and its subclasses
getQuan-method | Class "PcaClassic" - Principal Components Analysis
getQuan-method | Class "PcaCov" - Robust PCA based on a robust covariance matrix
getQuan-method | Class "PcaGrid" - Robust PCA using PP - GRID search Algorithm
getQuan-method | Class "PcaHubert" - ROBust method for Principal Components Analysis
getQuan-method | Class "PcaLocantore" Spherical Principal Components
getQuan-method | Class "PcaProj" - Robust PCA using PP - Croux and Ruiz-Gazen (2005) algorithm
getRaw | Accessor methods to the essential slots of Cov and its subclasses
getRaw-method | Class "CovRobust" - virtual base class for robust estimates of multivariate location and scatter
getRaw-methods | Accessor methods to the essential slots of Cov and its subclasses
getScale | Accessor methods to the essential slots of Pca and its subclasses
getScale,methods | Accessor methods to the essential slots of Pca and its subclasses
getScale-method | Class "Pca" - virtual base class for all classic and robust PCA classes
getScores | Accessor methods to the essential slots of Pca and its subclasses
getScores,methods | Accessor methods to the essential slots of Pca and its subclasses
getScores-method | Class "Pca" - virtual base class for all classic and robust PCA classes
getSdev | Accessor methods to the essential slots of Pca and its subclasses
getSdev,methods | Accessor methods to the essential slots of Pca and its subclasses
getSdev-method | Class "Pca" - virtual base class for all classic and robust PCA classes
getShape | Accessor methods to the essential slots of Cov and its subclasses
getShape-method | Class "Cov" - a base class for estimates of multivariate location and scatter
getShape-methods | Accessor methods to the essential slots of Cov and its subclasses

## -- H --

hemophilia | Hemophilia Data

## -- I --

ionosphere | Johns Hopkins University Ionosphere database.
isClassic | Accessor methods to the essential slots of Cov and its subclasses
isClassic,method | Class "Cov" - a base class for estimates of multivariate location and scatter
isClassic-method | Class "Cov" - a base class for estimates of multivariate location and scatter
isClassic-method | Class "CovRobust" - virtual base class for robust estimates of multivariate location and scatter
isClassic-method | Class "SummaryCov" - summary of "Cov" objects
isClassic-method | Class "SummaryCovRobust" - summary of "CovRobust" objects
isClassic-methods | Accessor methods to the essential slots of Cov and its subclasses
isSingular | Check if a covariance matrix (object of class 'Cov') is singular
isSingular-method | Check if a covariance matrix (object of class 'Cov') is singular
isSingular-methods | Check if a covariance matrix (object of class 'Cov') is singular

## -- L --

Lda-class | Class "Lda" - virtual base class for all classic and robust LDA classes
LdaClassic | Linear Discriminant Analysis
LdaClassic-class | Class "LdaClassic" - Linear Discriminant Analysis
LdaClassic.default | Linear Discriminant Analysis
LdaClassic.formula | Linear Discriminant Analysis
LdaPP | Robust Linear Discriminant Analysis by Projection Pursuit
LdaPP-class | Class "LdaPP" - Robust method for Linear Discriminant Analysis by Projection-pursuit
LdaPP.default | Robust Linear Discriminant Analysis by Projection Pursuit
LdaPP.formula | Robust Linear Discriminant Analysis by Projection Pursuit
LdaRobust-class | Class "LdaRobust" is a virtual base class for all robust LDA classes
Linda | Robust Linear Discriminant Analysis
Linda-class | Class "Linda" - Robust method for LINear Discriminant Analysis
Linda.default | Robust Linear Discriminant Analysis
Linda.formula | Robust Linear Discriminant Analysis
lmom32 | Hosking and Wallis Data Set, Table 3.2
lmom33 | Hosking and Wallis Data Set, Table 3.3

## -- M --

machines | Computer Hardware
maryo | Marona and Yohai Artificial Data
model.frame.Wilks.test | Classical and Robust One-way MANOVA: Wilks Lambda

## -- N --

names | Accessor methods to the essential slots of Cov and its subclasses
names-method | Accessor methods to the essential slots of Cov and its subclasses
names-method | Accessor methods to the essential slots of Pca and its subclasses
names-methods | Accessor methods to the essential slots of Cov and its subclasses

## -- O --

octane | Octane data
olitos | Olive Oil Data
OsloTransect | Oslo Transect Data

## -- P --

Pca-class | Class "Pca" - virtual base class for all classic and robust PCA classes
pca.distances | Compute score and orthogonal distances for Principal Components (objects of class 'Pca')
pca.scoreplot | Score plot for Principal Components (objects of class 'Pca')
PcaClassic | Principal Components Analysis
PcaClassic-class | Class "PcaClassic" - Principal Components Analysis
PcaClassic.default | Principal Components Analysis
PcaClassic.formula | Principal Components Analysis
PcaCov | Robust PCA based on a robust covariance matrix
PcaCov-class | Class "PcaCov" - Robust PCA based on a robust covariance matrix
PcaCov.default | Robust PCA based on a robust covariance matrix
PcaCov.formula | Robust PCA based on a robust covariance matrix
PcaGrid | Robust Principal Components based on Projection Pursuit (PP): GRID search Algorithm
PcaGrid-class | Class "PcaGrid" - Robust PCA using PP - GRID search Algorithm
PcaGrid.default | Robust Principal Components based on Projection Pursuit (PP): GRID search Algorithm
PcaGrid.formula | Robust Principal Components based on Projection Pursuit (PP): GRID search Algorithm
PcaHubert | ROBPCA - ROBust method for Principal Components Analysis
PcaHubert-class | Class "PcaHubert" - ROBust method for Principal Components Analysis
PcaHubert.default | ROBPCA - ROBust method for Principal Components Analysis
PcaHubert.formula | ROBPCA - ROBust method for Principal Components Analysis
PcaLocantore | Spherical Principal Components
PcaLocantore-class | Class "PcaLocantore" Spherical Principal Components
PcaLocantore.default | Spherical Principal Components
PcaLocantore.formula | Spherical Principal Components
PcaProj | Robust Principal Components based on Projection Pursuit (PP): Croux and Ruiz-Gazen (2005) algorithm
PcaProj-class | Class "PcaProj" - Robust PCA using PP - Croux and Ruiz-Gazen (2005) algorithm
PcaProj.default | Robust Principal Components based on Projection Pursuit (PP): Croux and Ruiz-Gazen (2005) algorithm
PcaProj.formula | Robust Principal Components based on Projection Pursuit (PP): Croux and Ruiz-Gazen (2005) algorithm
PcaRobust-class | Class "PcaRobust" is a virtual base class for all robust PCA classes
plot | Class "Cov" - a base class for estimates of multivariate location and scatter
plot-method | Class "Cov" - a base class for estimates of multivariate location and scatter
plot-method | Class "Pca" - virtual base class for all classic and robust PCA classes
plot-method | Methods for Function 'plot' in Package 'rrcov'
plot-methods | Methods for Function 'plot' in Package 'rrcov'
pottery | Archaic Greek Pottery data
pottery.test | Archaic Greek Pottery data
predict | Class "Pca" - virtual base class for all classic and robust PCA classes
predict-method | Class "Lda" - virtual base class for all classic and robust LDA classes
predict-method | Class "LdaPP" - Robust method for Linear Discriminant Analysis by Projection-pursuit
predict-method | Class "Pca" - virtual base class for all classic and robust PCA classes
predict-method | Class "Qda" - virtual base class for all classic and robust QDA classes
PredictLda-class | Class "PredictLda" - prediction of "Lda" objects
PredictQda-class | Class "PredictQda" - prediction of "Qda" objects

## -- Q --

Qda-class | Class "Qda" - virtual base class for all classic and robust QDA classes
QdaClassic | Quadratic Discriminant Analysis
QdaClassic-class | Class "QdaClassic" - Quadratic Discriminant Analysis
QdaClassic.default | Quadratic Discriminant Analysis
QdaClassic.formula | Quadratic Discriminant Analysis
QdaCov | Robust Quadratic Discriminant Analysis
QdaCov-class | Class "QdaCov" - Robust methods for Quadratic Discriminant Analysis
QdaCov.default | Robust Quadratic Discriminant Analysis
QdaCov.formula | Robust Quadratic Discriminant Analysis
QdaRobust-class | Class "QdaRobust" is a virtual base class for all robust QDA classes

## -- R --

restimate | Methods for Function estimate in Package 'rrcov'
restimate-method | Class 'CovControlMMest' - contains control parameters for "CovMMest"
restimate-method | Class 'CovControlMcd' - contains control parameters for CovMcd
restimate-method | Class 'CovControlMrcd' - contains control parameters for CovMrcd()
restimate-method | Class 'CovControlMve' - contains control parameters for CovMve
restimate-method | Class 'CovControlOgk' - contains control parameters for CovOgk
restimate-method | Class 'CovControlSde' - contains control parameters for "CovSde"
restimate-method | Class 'CovControlSest' - contains control parameters for "CovSest"
restimate-method | Methods for Function estimate in Package 'rrcov'
restimate-methods | Methods for Function estimate in Package 'rrcov'
rice | Rice taste data

## -- S --

salmon | Salmon data
scorePlot | Score plot for Principal Components (objects of class 'Pca')
scorePlot-method | Score plot for Principal Components (objects of class 'Pca')
scorePlot-methods | Score plot for Principal Components (objects of class 'Pca')
screeplot | Class "Pca" - virtual base class for all classic and robust PCA classes
screeplot-method | Class "Pca" - virtual base class for all classic and robust PCA classes
show-method | Class "Cov" - a base class for estimates of multivariate location and scatter
show-method | Class "CovRobust" - virtual base class for robust estimates of multivariate location and scatter
show-method | Class "Lda" - virtual base class for all classic and robust LDA classes
show-method | Class "Pca" - virtual base class for all classic and robust PCA classes
show-method | Class "PredictLda" - prediction of "Lda" objects
show-method | Class "PredictQda" - prediction of "Qda" objects
show-method | Class "Qda" - virtual base class for all classic and robust QDA classes
show-method | Class "SummaryCov" - summary of "Cov" objects
show-method | Class "SummaryCovRobust" - summary of "CovRobust" objects
show-method | Class "SummaryLda" - summary of "Lda" objects
show-method | Class "SummaryPca" - summary of "Pca" objects
show-method | Class "SummaryQda" - summary of "Qda" objects
soil | Exchangable cations in forest soil data set
summary-method | Class "Cov" - a base class for estimates of multivariate location and scatter
summary-method | Class "CovRobust" - virtual base class for robust estimates of multivariate location and scatter
summary-method | Class "Lda" - virtual base class for all classic and robust LDA classes
summary-method | Class "Pca" - virtual base class for all classic and robust PCA classes
summary-method | Class "Qda" - virtual base class for all classic and robust QDA classes
SummaryCov-class | Class "SummaryCov" - summary of "Cov" objects
SummaryCovRobust-class | Class "SummaryCovRobust" - summary of "CovRobust" objects
SummaryLda-class | Class "SummaryLda" - summary of "Lda" objects
SummaryPca-class | Class "SummaryPca" - summary of "Pca" objects
SummaryQda-class | Class "SummaryQda" - summary of "Qda" objects

## -- T --

T2.test | Robust Hotelling T2 test
T2.test.default | Robust Hotelling T2 test
T2.test.formula | Robust Hotelling T2 test

## -- U --

Ufunction-class | Class "Cov" - a base class for estimates of multivariate location and scatter
Ulist-class | Class "Cov" - a base class for estimates of multivariate location and scatter
Umatrix-class | Class "Cov" - a base class for estimates of multivariate location and scatter
un86 | United Nations Data - 1986
Utable-class | Class "Cov" - a base class for estimates of multivariate location and scatter
Uvector-class | Class "Cov" - a base class for estimates of multivariate location and scatter

## -- W --

wages | Wages and Hours
Wilks.test | Classical and Robust One-way MANOVA: Wilks Lambda
Wilks.test.data.frame | Classical and Robust One-way MANOVA: Wilks Lambda
Wilks.test.default | Classical and Robust One-way MANOVA: Wilks Lambda
Wilks.test.formula | Classical and Robust One-way MANOVA: Wilks Lambda
Wilks.test.matrix | Classical and Robust One-way MANOVA: Wilks Lambda
wolves | Skull dimensions of the wolf _Canis lupus_ L.

## -- misc --

$-method | Accessor methods to the essential slots of Cov and its subclasses
$-method | Accessor methods to the essential slots of Pca and its subclasses
$-methods | Accessor methods to the essential slots of Cov and its subclasses