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我需要根据第一个轴作为第二个x轴,这是第几天。但我有提供给连续规模的离散值的错误。在ggplot中添加第二个x轴到boxplot
b Alt
148 1300
122 1300
130 1300
250 2000
300 2000
244 2000
`` MonthId <- c("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Agu",
"Sep",
"Oct", "Nov", "Dec")
FirstDay <- c(1, 32, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335,365)
MiddleDay <- c(16, 45, 75, 105, 136, 166, 197, 228, 258, 289, 319, 350)
g.b <- ggplot(CDD, aes(factor(Alt), b))
g.b+
scale_x_continuous(breaks = unique(MiddleDay),
sec.axis = sec_axis(~ ., breaks = unique(MiddleDay)))
我不能使boxplot不考虑它作为因素 – Mori