数据框“孟加拉国”看起来像-
Province Country Cases Date
1 NA Bangladesh 0 2020-01-22
2 NA Bangladesh 1 2020-01-23
3 NA Bangladesh 2 2020-01-24
4 NA Bangladesh 3 2020-01-25
要转换为 xts,我使用了以下代码Bangladesh_xts <- xts( Bangladesh, order.by= Bangladesh$Date)
Bangladesh_Final <- Bangladesh_xts[,-4]
Province Country Cases
2020-01-22 NA Bangladesh 0
2020-01-23 NA Bangladesh 1
2020-01-24 NA Bangladesh 2
2020-01-25 NA Bangladesh 3
is.xts (Bangladesh_Final) 显示“真”。但是当我尝试
plot(Bangladesh_Final$Cases)
每次“plot.xts(Bangladesh_Final$Cases) 中的错误:'x' 必须是时间序列对象”时都会显示此消息。我究竟做错了什么?
最佳答案
我们需要选择 Cases
避免将类从数字更改为 character
如 xts
也是matrix
和 matrix
只能有一个类
Bangladesh_xts <- xts( Bangladesh$Cases, order.by= as.Date(Bangladesh$Date))
关于r - 绘制 xts 对象 : 'x' must be a time-series object 时出错,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/67183785/