adana (version 1.1.0)

seltour: Tournament Selection

Description

The best one is selected in the group consisting of t individuals selected by random sampling with or without replacement from the current population (Smith et.al, 1991).

Usage

seltour(fitvals, ns, selt, reptype, ...)

Arguments

fitvals

Vector of fitness values belonging to individuals

ns

Number of individuals to be selected

selt

Number of tournament size

reptype

Type of Sampling, TRUE : without repetitions, FALSE : with repetitions

…

Further arguments passed to or from other methods.

Value

The indices of randomly selected individuals are returned.

References

Smith, R.E., Goldberg, D.E. and Earickson, J.A. (1991). SGA-C: A C-language implementation of a simple gewnetic algorithm. Technical report 91002, Illinois Genetic Algorithms Laboratory, Urbana, IL, USA.

See Also

select, selrand, selrswrp, selrws, selrws2, selrss, selsus, seldet, selwscale, selsscale, selsscale2, sellscale, selrscale, selrscale2, selpscale, selescale, seltour2

Examples

# NOT RUN {
selt = 2                               # Size of tournament
fitvals = c(6, -1, 2, 4, 5)            # Fitness values
cnames = paste0("C",1:length(fitvals)) # Chromosome names
matpool = seltour(fitvals, selt=selt)
cat(cnames[matpool],"\n")
# }