Nothing
Tn <-
function(F,type,a=1,b=1,theta=1/3) {
# F: matrix n x 4 of trapezoidal fuzzy numbers
# type: type of metric. If type=1, the metric will be Rho1. If type=2,
# the metric will be Dthetaphi. If type=3, the metric will be Dwablphi
# theta, a, b: parameters of the metric Dthetaphi and Dwablphi
if (checkingTra(F)==1) {
if (type==1) { # metric Rho1
n=nrow(F)
Rho1F=matrix(nrow=n,ncol=n)
Rho1F=Rho1Tra(F,F)
MedRho1Ffilas<-vector(length=n) # this vector contains the n high
# medians calculated on each row of the matrix Rho1F
for (i in 1:n) {
MedRho1Ffilas[i]=sort(Rho1F[i,])[floor(n/2)+1] # high median
}
Tn=mean(sort(MedRho1Ffilas)[1:(floor(n/2)+1)])
}
else if (type==2) { # metric Dthetaphi
n=nrow(F)
DthetaphiF=matrix(nrow=n,ncol=n)
DthetaphiF=DthetaphiTra(F,F,a,b,theta)
MedDthetaphiFfilas<-vector(length=n) # this vector contains the n high
# medians calculated on each row of the matrix DthetaphiF
for (i in 1:n) {
MedDthetaphiFfilas[i]=sort(DthetaphiF[i,])[floor(n/2)+1] # high median
}
Tn=mean(sort(MedDthetaphiFfilas)[1:(floor(n/2)+1)])
}
else if (type==3) { # metric Dwablphi
n=nrow(F)
DwablphiF=matrix(nrow=n,ncol=n)
DwablphiF=DwablphiTra(F,F,a,b,theta)
MedDwablphiFfilas<-vector(length=n) # this vector contains the n high
# medians calculated on each row of the matrix DwablphiF
for (i in 1:n) {
MedDwablphiFfilas[i]=sort(DwablphiF[i,])[floor(n/2)+1] # high median
}
Tn=mean(sort(MedDwablphiFfilas)[1:(floor(n/2)+1)])
}
return(Tn)
}
}
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