我想检查数据的重叠,这里是数据
ID <- c(rep(1,3), rep(3, 5), rep(4,4),rep(5,5))
Begin <- c(0,2.5,3,7,8,7,25,25,10,15,17,20,1,NA,10,11,13)
End <- c(1.5,3.5,6,12,8,11,29,35, 12,19,NA,28,5,20,30,20,25)
df <- data.frame(ID, Begin, End)
df
ID Begin End
1 1 0.0 1.5
2 1 2.5 3.5
3 1 3.0 6.0*
4 3 7.0 12.0
5 3 8.0 8.0*
6 3 7.0 11.0*
7 3 25.0 29.0
8 3 25.0 35.0*
9 4 10.0 12.0
10 4 15.0 19.0
11 4 17.0 NA*
12 4 20.0 28.0
13 5 1.0 5.0
14 5 NA 20.0
15 …