我想用dygraph
package制作时间序列图,我有几个时间序列,我想逐年比较行为,如图所示。有什么建议么。
library(zoo)
serie1 <- zoo(rnorm(365), seq(as.Date('2001-01-01'),as.Date('2001-12-31'),by = 1))
serie2 <- zoo(rnorm(365), seq(as.Date('2002-01-01'),as.Date('2002-12-31'),by = 1))
serie3 <- zoo(rnorm(365), seq(as.Date('2003-01-01'),as.Date('2003-12-31'),by = 1))
plot(serie1, col = 2, ylim = c(-4,4), ylab = "", xlab = "Month")
par(new = T)
plot(serie2, col = 3, ylim = c(-4,4), ylab = "", xlab = "Month")
par(new = T)
plot(serie3, col = 4, ylim = c(-4,4), ylab = "", xlab = "Month")
legend("topleft", legend = paste("year",2001:2003), col = 2:4, lty = 1)