transformations: Basic functions to do transformation / normalization of...

Description Usage Arguments Value Author(s) See Also Examples

Description

Basic functions to do transformation / normalization of phenotypes.

Usage

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  transformation(x, transformations=c("nothing","log","sqrt","reciprocal","probit",
    "logit"), ..., verbose=TRUE)

Arguments

x

data matrix with measurements, Rows: Traits/Phenotypes columns: Individuals.

transformations

which function should be used to transform the data:

  • nothing - no data transformation performed.

  • log - log(data)

  • sqrt - sqrt(data)

  • reciprocal - 1/(data)

  • probit - probit transformation

  • logit - logit transformation

...

Passed to the underlying test function.

verbose

Be verbose.

Value

List with matrices.

Author(s)

Danny Arends Danny.Arends@gmail.com Maintainer: Danny Arends Danny.Arends@gmail.com

See Also

Examples

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	data <- matrix(runif(1000),10,100)
  resA <- transformation(data, c("log","logit"))
  resB <- transformation(data, c("reciprocal","probit"))

KonradZych/phenotypes2genotypes documentation built on May 30, 2019, 2:45 p.m.