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我有一个很大的数据框,在这两个数据框中,当两行对于个人对来说都是相等的时候,我必须找到列。R中的成对分析
这里是数据帧的一个示例:
>data
ID pos1234 pos1345 pos1456 pos1678
1 1 C A C G
2 2 C G A G
3 3 C A G A
4 4 C G C T
我变换数据帧与成对矩阵:
apply(data, 2, combn, m=2)
ID pos1234 pos1345 pos1456 pos1678
[1,] "1" "C" "A" "C" "G"
[2,] "2" "C" "G" "A" "G"
[3,] "1" "C" "A" "C" "G"
[4,] "3" "C" "A" "G" "A"
[5,] "1" "C" "A" "C" "G"
[6,] "4" "C" "G" "C" "T"
[7,] "2" "C" "G" "A" "G"
[8,] "3" "C" "A" "G" "A"
[9,] "2" "C" "G" "A" "G"
[10,] "4" "C" "G" "C" "T"
[11,] "3" "C" "A" "G" "A"
[12,] "4" "C" "G" "C" "T"
我现在有麻烦识别包含对之间的相同字母列。例如,对于对1
和2
,包含相同字母的列将是pos1234
和pos1678
。
是否有可能为每一对个人使用相同的字母获得数据框?
在此先感谢。