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2020-03-04地平线图(Horizon Plots)

2020-03-04地平线图(Horizon Plots)

作者: iColors | 来源:发表于2020-03-04 09:52 被阅读0次

原文链接

加载R包

library(lattice)
library(latticeExtra)

创建数据

n = 10  #10个零售店
t = 365 #一年中每天的销售
dat = ts(matrix(cumsum(rnorm(t * n)), ncol = n)

你想比较每天的销售情况,图形就会很平,趋势不明显

xyplot(dat, scales = list(y = "same"), strip = FALSE, layout = c(1, 10))
image.png

另外一个例子

x = 1:300
y = x * sin(0.1 * x)
plot(x, y, type = "l")
abline(h = 0, col = "gray")
abline(h = 100, col = "lightgray", lty = 2)
abline(h = 200, col = "lightgray", lty = 2)
abline(h = -100, col = "lightgray", lty = 2)
abline(h = -200, col = "lightgray", lty = 2)
image.png

这时地平线图就非常的有用了

horizonplot(ts(y))
image.png
horizonplot(ts(dat), horizonscale = 10, colorkey = TRUE, layout = c(1, n))
image.png

更专业(花哨),更直观(舒服)一点!!!

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