R version 2.15.2 (2012-10-26) -- "Trick or Treat" Copyright (C) 2012 The R Foundation for Statistical Computing ISBN 3-900051-07-0 Platform: i686-pc-linux-gnu (32-bit) R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. > x <- c(88.1,101.7,114.8,103.4,96.4,110,71.1,79.4,119.2,99.1,113.2,103.6,97.5,102.4,120.8,89.5,101.7,112.5,72.4,84.7,117.2,112.8,111.3,102.3,95.2,103,116.4,95.1,100.7,112.4,75.3,93.3,118.6,118.7,110.7,113.3,89.5,106.3,115.1,105.7,95.8,114.7,79.6,80.6,125,127.5,99.5,104.3,90,96,108.9,95.8,87.2,108.4,74.9,80.8,119.1,107.9,106.9,96.8,93.7,95.2,112.7,98.5,91.5,112,76.7,84.7,114.9,108.4,104.6,111.3,90.8,109.1,121,95.2,110.5,102.4,86.7,99.1,126,110.3,104.6,103.1,102) > par2 = '12' > par1 = 'additive' > par2 <- as.numeric(par2) > x <- ts(x,freq=par2) > m <- decompose(x,type=par1) > m$figure [1] -8.7624752 0.2090526 13.8416915 -5.4666419 -4.2180308 8.3451637 [7] -25.1509673 -17.4069196 17.5819692 10.9958581 6.2548859 3.7764137 > postscript(file="/var/wessaorg/rcomp/tmp/1y4lc1353700687.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > plot(m) > dev.off() null device 1 > mylagmax <- length(x)/2 > postscript(file="/var/wessaorg/rcomp/tmp/2t2di1353700687.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > op <- par(mfrow = c(2,2)) > acf(as.numeric(x),lag.max = mylagmax,main='Observed') > acf(as.numeric(m$trend),na.action=na.pass,lag.max = mylagmax,main='Trend') > acf(as.numeric(m$seasonal),na.action=na.pass,lag.max = mylagmax,main='Seasonal') > acf(as.numeric(m$random),na.action=na.pass,lag.max = mylagmax,main='Random') > par(op) > dev.off() null device 1 > postscript(file="/var/wessaorg/rcomp/tmp/3iwpa1353700687.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > op <- par(mfrow = c(2,2)) > spectrum(as.numeric(x),main='Observed') > spectrum(as.numeric(m$trend[!is.na(m$trend)]),main='Trend') > spectrum(as.numeric(m$seasonal[!is.na(m$seasonal)]),main='Seasonal') > spectrum(as.numeric(m$random[!is.na(m$random)]),main='Random') > par(op) > dev.off() null device 1 > postscript(file="/var/wessaorg/rcomp/tmp/4k9k21353700687.ps",horizontal=F,onefile=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > op <- par(mfrow = c(2,2)) > cpgram(as.numeric(x),main='Observed') > cpgram(as.numeric(m$trend[!is.na(m$trend)]),main='Trend') > cpgram(as.numeric(m$seasonal[!is.na(m$seasonal)]),main='Seasonal') > cpgram(as.numeric(m$random[!is.na(m$random)]),main='Random') > par(op) > dev.off() null device 1 > > #Note: the /var/wessaorg/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab > load(file="/var/wessaorg/rcomp/createtable") > > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Classical Decomposition by Moving Averages',6,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'t',header=TRUE) > a<-table.element(a,'Observations',header=TRUE) > a<-table.element(a,'Fit',header=TRUE) > a<-table.element(a,'Trend',header=TRUE) > a<-table.element(a,'Seasonal',header=TRUE) > a<-table.element(a,'Random',header=TRUE) > a<-table.row.end(a) > for (i in 1:length(m$trend)) { + a<-table.row.start(a) + a<-table.element(a,i,header=TRUE) + a<-table.element(a,x[i]) + a<-table.element(a,m$trend[i]+m$seasonal[i]) + a<-table.element(a,m$trend[i]) + a<-table.element(a,m$seasonal[i]) + a<-table.element(a,m$random[i]) + a<-table.row.end(a) + } > a<-table.end(a) > table.save(a,file="/var/wessaorg/rcomp/tmp/5b0601353700687.tab") > > try(system("convert tmp/1y4lc1353700687.ps tmp/1y4lc1353700687.png",intern=TRUE)) character(0) > try(system("convert tmp/2t2di1353700687.ps tmp/2t2di1353700687.png",intern=TRUE)) character(0) > try(system("convert tmp/3iwpa1353700687.ps tmp/3iwpa1353700687.png",intern=TRUE)) character(0) > try(system("convert tmp/4k9k21353700687.ps tmp/4k9k21353700687.png",intern=TRUE)) character(0) > > > proc.time() user system elapsed 2.561 0.451 2.993