sdcMicro (version 2.0.4)

dUtility: data utility

Description

IL1s data utility

Usage

dUtility(x, xm)

Arguments

x

original data

xm

perturbed data

Value

• data utility

Details

Here we measure standardised distances of the perturbed data values to the original ones.

References

look e.g. in http://vneumann.etse.urv.es/publications/sci/lncs3050Outlier.pdf

See Also

dRisk

Examples

data(free1)
m1 <- microaggregation(free1[, 31:34], method="onedims", aggr=3)
m2 <- microaggregation(free1[, 31:34], method="pca", aggr=3)
dRisk(x=free1[, 31:34], xm=m1$blowxm)
dRisk(x=free1[, 31:34], xm=m2$blowxm)
dUtility(x=free1[, 31:34], xm=m1$blowxm)
dUtility(x=free1[, 31:34], xm=m2$blowxm)