Description Usage Arguments Value Methods Author(s) See Also Examples
Calculates the alias table for a fractional factorial design and prints an easy to read summary of the defining relations such as 'I = ABCD' for a standard 2^(41) factorial design.
1 2  ## S4 method for signature 'facDesign'
identity(x)

x 
a 
identity in character representation 
columns 
signature(x = "facDesign")
Calculates the alias table for a fractional factorial design and prints an easy to read summary of the defining relations such as ‘I = ABCD’ for a standard 2^(41) factorial design.
signature(x = "taguchiDesign")
Calculates the alias table for a fractional taguchi design and prints an easy to read summary of the defining relations such as ‘I = ABC’ for a standard “L4_2” taguchi design.
Thomas Roth thomas.roth@tuberlin.de
aliasTable
fracDesign
fracChoose
http://www.rqualitytools.org
1 2 3 4 5 6 7 8 9  #generate a 2^(41) factorial design by assigning the interaction ABC
#to the factor D
vp = fracDesign(k = 4, gen = "D = ABC")
#the defining relation is (D = ABC)*D = I = ABCD. I is the identity.
identity(vp)
#the identity can be seen in the according alias table
aliasTable(vp)

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