Program g13mefe ! G13MEFE Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: g13mef, nag_wp ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nin = 5, nout = 6 ! .. Local Scalars .. Real (Kind=nag_wp) :: tau Integer :: i, ierr, ifail, lrcomm, m, nb, pn ! .. Local Arrays .. Real (Kind=nag_wp), Allocatable :: iema(:), rcomm(:), sinit(:), t(:) Integer :: inter(2) ! .. Intrinsic Procedures .. Intrinsic :: repeat ! .. Executable Statements .. Write (nout,*) 'G13MEF Example Program Results' Write (nout,*) ! Skip heading in data file Read (nin,*) ! Read in the number of iterations required Read (nin,*) m ! Read in the interpolation method to use and the decay parameter Read (nin,*) inter(1:2), tau ! Read in the initial values Allocate (sinit(m+2)) Read (nin,*) sinit(1:m+2) ! Print some titles Write (nout,99996) 'Iterated' Write (nout,99997) 'Time', 'EMA' Write (nout,99998) repeat('-',32) lrcomm = 20 + m Allocate (rcomm(lrcomm)) ! Loop over each block of data pn = 0 Do ! Read in the number of observations in this block Read (nin,*,Iostat=ierr) nb If (ierr/=0) Exit ! Allocate IEMA and T to the required size Allocate (iema(nb),t(nb)) ! Read in the data for this block Do i = 1, nb Read (nin,*) t(i), iema(i) End Do ! Update the iterated EMA for this block of data ! G13MEF overwrites the input data with the iterated EMA ifail = 0 Call g13mef(nb,iema,t,tau,m,sinit,inter,pn,rcomm,lrcomm,ifail) ! Display the results for this block of data Write (nout,99999)(pn-nb+i,t(i),iema(i),i=1,nb) Write (nout,*) Deallocate (t,iema) End Do 99999 Format (1X,I3,4X,F10.1,4X,F10.3) 99998 Format (1X,A) 99997 Format (14X,A,10X,A) 99996 Format (25X,A) End Program g13mefe