我有一个变量t,l和c在数天内重复测量的数据集。我试图计算t和l/c峰之间的差异。我已经设法找到了高峰测量的那一天,但我不知道如何将这些全部放在同一条线上,以便我可以计算日差。从分组数据中选择不同的行
Record | day | t | day_tmax | l | day_lmax | c | day_cmax
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1 | 1 | 40.5 | NA | 2 | NA | 1.6 | NA
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1 | 2 | 136.8 | 2 | 2.5 | 2 | 190.6 | NA
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1 | 3 | 102.7 | NA | 1.6 | NA | 375.8 | NA
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1 | 4 | 55.1 | NA | 1.6 | NA | 515.5 | 4
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1 | 5 | 32.3 | NA | 1.7 | NA | 411.2 | NA
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1 | 6 | 27.4 | NA | 1.5 | NA | 235.7 | NA
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1 | 7 | 17.7 | NA | 1.1 | NA | 187.1 | NA
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1 | 8 | 23 | NA | 1.4 | NA | 257 | NA
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1 | 9 | 17.2 | NA | 1.4 | NA | 170.5 | NA
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1 | 10 | 12.1 | NA | 0.6 | NA | 162.1 | NA
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2 | 1 | 72.2 | NA | 0.9 | 1 | 2.4 | NA
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2 | 2 | 54.3 | NA | 0.8 | na | 3.9 | NA
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2 | 3 | 64.4 | NA | 0.7 | NA | 4.6 | 3
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2 | 4 | 63.1 | NA | 0.5 | NA | 3.1 | NA
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2 | 5 | 65.2 | NA | 0.3 | NA | 4.5 | NA
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2 | 6 | 66.5 | NA | 0.2 | NA | 4.6 | 6
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2 | 7 | 81.5 | 7 | 0.2 | NA | 3.5 | NA
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我知道dplyr:
df1 <- df %>% group_by(record) %>% mutate(day_tmax = nth(day_tmax,2))
但是,有没有办法做到这一点时,原始变量的位置而发生变化?
你可以格式化你的数据,使其对齐!只需添加4个空格:) –
@ joel.wilson对不起,我意识到这很烦人,我曾在问题中寻求过帮助。谢谢user2100721 – Annemarie
嘿..你能解释一下你想如何输出吗? –