dComb {EvCombR}

Dempster's Combination Operator

Description

Combine evidence in the form of mass functions using Dempster's combination operator.

Usage

dComb(x,y)

Arguments

x

single mass function or a list of mass functions

y

single mass function if x is a single mass function, otherwise missing

Value

mass function

Author(s)

Alexander Karlsson

References

Dempster, A. P. (1969), A generalization of Bayesian inference, Journal of the Royal Statistical Society, 30, 205-247

Shafer, G. (1976), A Mathematical Theory of Evidence Princeton University Press

See Also

yComb, mComb, cComb

Examples

# state space
stateSpace <- c("a", "b", "c")

# mass functions 
m1 <- mass(list("a"=0.1, "a/b/c"=0.9), stateSpace)
m2 <- mass(list("a"=0.2, "a/b/c"=0.8), stateSpace)

# Dempster's combination
dComb(m1, m2)
# or 
dComb(list(m1, m2))