rrcov: isSingular – R documentation

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isSingular

Check if a covariance matrix (object of class 'Cov') is singular

Returns TRUE if the covariance matrix contained in a Cov-class object (or derived from) is singular.

## S4 method for signature 'Cov'
isSingular(obj)

obj

an object of class (derived from) "Cov".

isSingular: signature(x = Cov): Check if a covariance matrix (object of class Cov-class) is singular.

data(hbk)
cc <- CovClassic(hbk)
isSingular(cc)

Scalable Robust Estimators with High Breakdown Point

v1.5-5

GPL (>= 2)

Authors

Valentin Todorov [aut, cre] (<https://orcid.org/0000-0003-4215-0245>)

Initial release

2020-07-31