Entrop.weights {CPP}

Weights by entropy

Description

This function computes weights by Shannon's entropy.

Usage

Entrop.weights(x)

Arguments

x

Decision matrix of Alternatives (rows) and Criteria (columns). Benefit criteria must be positive and cost criteria negative.

Value

Weights for each criterion.

References

Pomerol, Jean-Charles & Barba-Romero, Sergio. (2012) Multicriterion Decision in Management: Principles and Practice, Springer.

Examples

Alt.1 = c(2,30,86,-5)
Alt.2 = c(4,26,77,-12)
Alt.3 = c(3,22,93,-4)
Alt.4 = c(6,34,65,-10)
Alt.5 = c(5,31,80,-8)
Alt.6 = c(6,29,79,-9)
Alt.7 = c(8,37,55,-15)
Alt.8 = c(10,21,69,-11)
x = rbind(Alt.1,Alt.2,Alt.3,Alt.4,Alt.5,Alt.6,Alt.7,Alt.8) # Decision matrix.
Entrop.weights(x)