Keywords - Function groups - @ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Library: plot
See also: evalfd plotfd data2fd grpcp setmaskl data2fd

Quantlet: plotfdavar
Description: plots object from the variance function of a functional object fd

Usage: plotfdavar(fd,evalarg,col,art,thick)
Input:
fd list, functional (fd) object
evalarg n x 1 vector, n must equal rows(fd.ccoef)
col scalar, color, parameter for setmaskl, default is 0
art scalar, art type, parameter for setmaskl, default is 1
thick scalar, art type, parameter for setmaskl, default is 2

Example:
library("plot")
library("graphic")
y = read("dailtemp.dat")
tvec=#(1:365)/365
fdb = createfdbasis("fourier", #(0,1),31,1)
fdtempf31=data2fd(y,tvec,fdb)
plotfdavar(fdtempf31,grid(0,1/100,99))

Result:
variance function for temperature data set is ploted



Author: M.Benko 20040901 license MD*Tech
(C) MD*TECH Method and Data Technologies, 05.02.2006