时间序列例子
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yield<-c(15.2,16.9,15.3,14.9,15.7,15.1,16.7) > yield<-ts(yield,start = 1884)
> plot(yield)
plot(yield,type="p")
plot(yield,type = "o")
plot(yield,type = "h")
plot(yield,type = "o",pch=17)
plot(yield,lty=2)
> plot(yield,lwd=2)
> plot(yield,main ='1884-1890',xlab ='年份',ylab='产量')
plot(yield)
> abline(v=1887,lty=2)
> plot(yield)
> abline(v=c(1885,1889),lty=2)
> plot(yield)
> abline(h=c(15.5,16.5),lty=2)
> library(TSA)
> data(oil.price) p88 石油价格时间序列
> oil.price
Jan Feb Mar Apr May Jun Jul Aug Sep Oc t Nov Dec
1986 22.93 15.45 12.61 12.84 15.38 13.43 11.58 15.10 14.87 14.90 15.22 16.11
1987 18.65 17.75 18.30 18.68 19.44 20.07 21.34 20.31 19.53 19.86 18.85 17.27
1988 17.13 16.80 16.20 17.86 17.42 16.53 15.50 15.52 14.54 13.77 14.14 16.38
1989 18.02 17.94 19.48 21.07 20.12 20.05 19.78 18.58 19.59 20.10 19.86 21.10
1990 22.86 22.11 20.39 18.43 18.20 16.70 18.45 27.31 33.51 36.04 32.33 27.28
1991 25.23 20.48 19.90 20.83 21.23 20.19 21.40 21.69 21.89 23.23 22.46 19.50
1992 18.79 19.01 18.92 20.23 20.98 22.38 21.77 21.34 21.88 21.68 20.34 19.41
1993 19.03 20.09 20.32 20.25 19.95 19.09 17.89 18.01 17.50 18.15 16.61 14.51
1994 15.03 14.78 14.68 16.42 17.89 19.06 19.65 18.38 17.45 17.72 18.07 17.16
1995 18.04 18.57 18.54 19.90 19.74 18.45 17.32 18.02 18.23 17.43 17.99 19.03
1996 18.85 19.09 21.33 23.50 21.16 20.42 21.30 21.90 23.97 24.88 23.70 25.23
1997 25.13 22.18 20.97 19.70 20.82 19.26 19.66 19.95 19.80 21.32 20.19 18.33
> head(oil.price)
[1] 22.93 15.45 12.61 12.84 15.38 13.43
> tail(oil.price)
[1] 64.98 65.59 62.26 58.32 59.41 65.48
> plot(oil.price)
as.vector(oil.price)
[1] 22.93 15.45 12.61 12.84 15.38 13.43 11.58 15.10 14.87 14.90 15.22 16.11 18.65 17.75 18.30 18.68 19.44 20.07 21.3 4
[20] 20.31 19.53 19.86 18.85 17.27 17.13 16.80 16.20 17.86 17.42 16.53 15.50 15.52 14.54 13.77 14.14 16.38 18.02 17.9 4
[39] 19.48 21.07 20.12 20.05 19.78 18.58 19.59 20.10 19.86 21.10 22.86 22.11 20.39 18.43 18.20 16.70 18.45 27.31 33.5 1
[58] 36.04 32.33 27.28 25.23 20.48 19.90 20.83 21.23 20.19 21.40 21.69 21.89 23.23 22.46 19.50 18.79 19.01 18.92 20.2 3
[77] 20.98 22.38 21.77 21.34 21.88 21.68 20.34 19.41 19.03 20.09 20.32 20.25 19.95 19.09 17.89 18.01 17.50 18.15 16.6 1
[96] 14.51 15.03 14.78 14.68 16.42 17.89 19.06 19.65 18.38 17.45 17.72 18.07 17.16 18.04 18.57 18.54 19.90 19.74 18.4 5
[115] 17.32 18.02 18.23 17.43 17.99 19.03 18.85 19.09 21.3 3 23.50 21.16 20.42 21.30 21.90 23.97 24.88 23.70 25.23 25.
13