| Library: | fda |
| See also: | plotfd grfd data2fd createfdbasis |
| Quantlet: | fdamean | |
| Description: | creates a functional object with mean function |
| Usage: | fdamean = fdamean(fdobject) | |
| Input: | ||
| fdobject | list, functional (fd) object with n replications | |
| Output: | ||
| fdamean | list, functional (fd) object with one replication | |
library("fda")
y = read("dailtemp.dat")
tvec=#(1:365)/365
fdb = createfdbasis("fourier", #(0,1),31,1)
fdtempf31=data2fd(y,tvec,fdb)
Tempdi=createdisplay(1,1)
fdameanf=fdamean(fdtempf31)
grtempf=grfd(fdameanf)
show(Tempdi,1,1,grtempf)
The mean function for temperature dataset is ploted, using 31 Fourier functions