Program g03dcfe
! G03DCF Example Program Text
! Mark 30.3 Release. nAG Copyright 2024.
! .. Use Statements ..
Use nag_library, Only: g03daf, g03dcf, nag_wp
! .. Implicit None Statement ..
Implicit None
! .. Parameters ..
Integer, Parameter :: nin = 5, nout = 6
! .. Local Scalars ..
Real (Kind=nag_wp) :: df, sig, stat
Integer :: i, ifail, ldgmn, ldox, ldp, ldx, &
lgc, lwk, lwt, m, n, ng, nobs, nvar, &
tdati
Logical :: atiq
Character (1) :: equal, priors, typ, weight
Character (80) :: fmt
! .. Local Arrays ..
Real (Kind=nag_wp), Allocatable :: ati(:,:), det(:), gc(:), gmn(:,:), &
ox(:,:), p(:,:), prior(:), wk(:), &
wt(:), x(:,:)
Integer, Allocatable :: iag(:), ing(:), isx(:), iwk(:), &
nig(:)
! .. Intrinsic Procedures ..
Intrinsic :: count, max
! .. Executable Statements ..
Write (nout,*) 'G03DCF Example Program Results'
Write (nout,*)
! Skip headings in data file
Read (nin,*)
! Read in the problem size
Read (nin,*) n, m, ng, weight
If (weight=='W' .Or. weight=='w') Then
lwt = n
Else
lwt = 0
End If
ldox = n
Allocate (ox(ldox,m),ing(n),wt(lwt),isx(m))
! Read in data
If (lwt>0) Then
Read (nin,*)(ox(i,1:m),ing(i),wt(i),i=1,n)
Else
Read (nin,*)(ox(i,1:m),ing(i),i=1,n)
End If
! Read in variable inclusion flags
Read (nin,*) isx(1:m)
! Calculate NVAR
nvar = count(isx(1:m)==1)
lwk = max(n*(nvar+1),2*nvar)
ldgmn = ng
lgc = (ng+1)*nvar*(nvar+1)/2
Allocate (nig(ng),gmn(ldgmn,nvar),det(ng),gc(lgc),wk(lwk),iwk(ng))
! Compute covariance matrix
ifail = 0
Call g03daf(weight,n,m,ox,ldox,isx,nvar,ing,ng,wt,nig,gmn,ldgmn,det,gc, &
stat,df,sig,wk,iwk,ifail)
! Read in parameters controlling grouping
Read (nin,*) typ, equal, priors, nobs, atiq
If (atiq) Then
tdati = ng
Else
tdati = 1
End If
ldx = nobs
ldp = nobs
Allocate (x(ldx,m),prior(ng),p(ldp,ng),iag(nobs),ati(ldp,tdati))
! Read in data to group
Read (nin,*)(x(i,1:m),i=1,nobs)
! Read in priors
If (priors=='I' .Or. priors=='i') Then
Read (nin,*) prior(1:ng)
End If
! Allocate observations to groups
ifail = 0
Call g03dcf(typ,equal,priors,nvar,ng,nig,gmn,ldgmn,gc,det,nobs,m,isx,x, &
ldx,prior,p,ldp,iag,atiq,ati,wk,ifail)
! Display results
If (atiq) Then
Write (fmt,99999) '(2(I6,5X,', ng, 'F6.3))'
Write (nout,*) ' Obs Posterior Allocated', &
' Atypicality'
Write (nout,*) ' probabilities to group index'
Write (nout,*)
Write (nout,fmt)(i,p(i,1:ng),iag(i),ati(i,1:ng),i=1,nobs)
Else
Write (fmt,99999) '(I6,5X,', ng, 'F6.3,I6))'
Write (nout,*) ' Obs Posterior Allocated'
Write (nout,*) ' probabilities to group '
Write (nout,*)
Write (nout,fmt)(i,p(i,1:ng),iag(i),i=1,nobs)
End If
99999 Format (A,I0,A)
End Program g03dcfe