SixSigma (version 0.9-2)

outProfiles: Get out-of-control profiles

Description

Returns a list with information about the out-of-control profiles given a set of profiles and some control limits

Usage

outProfiles(profiles, x = 1:nrow(profiles), cLimits, tol = 0.5)

Arguments

profiles

Matrix of profiles

x

Vector with the independent variable

cLimits

Matrix with the prototype and confidence bands profiles

tol

Tolerance (%)

Value

• a list with the following elements:
• labOut
  labels of the out-of-control profiles
• idOut
  ids of the out-of-control profiles
• pOut
  proportion of times the profile values are out of the limits

References

Cano, E.L. and Moguerza, J.M. and Prieto Corcoba, M. (2015) Quality Control with R. An ISO Standards Approach. Springer.

Examples

wby.phase1 <- ss.data.wby[, 1:35]
wb.limits <- climProfiles(profiles = wby.phase1,
    x = ss.data.wbx,
    smoothprof = TRUE,
    smoothlim = TRUE)
wby.phase2 <- ss.data.wby[, 36:50]
wb.out.phase2 <- outProfiles(profiles = wby.phase2,
    x = ss.data.wbx,
    cLimits = wb.limits,
    tol = 0.8)
wb.out.phase2
plotProfiles(wby.phase2,
    x = ss.data.wbx,
    cLimits = wb.limits,
    outControl = wb.out.phase2$idOut,
    onlyout = TRUE)