constrMat: Generate Constraint Matrices

Description Usage Arguments Value See Also Examples

View source: R/constrMat.R

Description

Generate a constraint matrix with a predefined structure

Usage

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constrMat(n, type = c("monotone", "control", "average", "laverage",
  "uaverage", "caverage"), base = 1)

Arguments

n

a (possibly named) vector of sample sizes for each group

type

character string defining the type of constraints; one of "monotone", "control","average","laverage","uaverage", or "caverage"

base

column of the constraint matrix representing a control group (when type = "control")

Value

a constraint matrix

See Also

orlm, constrSet

Examples

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n <- c(10,20,30,40)
constrMat(n, type="monotone")
constrMat(n, type="control", base=2)
constrMat(n, type="average")
constrMat(n, type="laverage")
constrMat(n, type="uaverage")
constrMat(n, type="caverage", base=2)

goric documentation built on April 19, 2021, 5:06 p.m.