compositeDF {desire} | R Documentation |
Combines a desirability function with an inner function and returns a new function object which calculates d(f(x)).
compositeDF(expr, d, ...)
expr |
any valid inner function |
d |
desirability function |
... |
additional arguments passed to function |
Currently specialized for expressions,
functions and objects with class lm
.
A function object of a composite desirability function.
Heike Trautmann trautmann@statistik.tu-dortmund.de, Detlef Steuer steuer@hsu-hamburg.de and Olaf Mersmann olafm@statistik.tu-dortmund.de
J. Harrington (1965): The desirability function. Industrial Quality Control, 21: 494-498.
G.C. Derringer, D. Suich (1980): Simultaneous optimization of several response variables. Journal of Quality Technology 12 (4): 214-219.
D. Steuer (2005): Statistische Eigenschaften der Multikriteriellen Optimierung mittels Wuenschbarkeiten. Dissertation, Dortmund University of Technology, http://hdl.handle.net/2003/20171.
H. Trautmann, C. Weihs (2006): On the Distribution of the Desirability Index using Harrington's Desirability Function. Metrika 63(2): 207-213.
harrington1
and harrington2
for Harrington type desirability functions;
derringerSuich
for desirability functions of Derringer and Suich;
h <- harrington2(-1, 1, 1) ## Calculate h(x^2): ch1 <- compositeDF(x^2, h) ch1(0.5) ch1(c(0.2,0.5,0.7)) ## Calculate h(f(x)) f <- function(x) 2*x + 3 ch2 <- compositeDF(f, h) ch2(0.3) ch2(c(0.3,0.35,0.9))