我有以下數據幀:子集數據幀分組
V1 subst_string
1 NM_000171 L374R
2 NM_000171 W421P
3 NM_000171 T358A
4 NM_000171 T358A
5 NM_000171 T358A
6 NM_000171 T358A
7 NM_000171 S268R
8 NM_000171 N35P
9 NM_000171 T435F
10 NM_000171 T435F
11 NM_000171 T435F
12 NM_000171 T435F
13 NM_000171 L368E
14 NM_000171 L368G
15 NM_000171 L374R
16 NM_000171 W421L
17 NM_000171 W421P
18 NM_000171 W421L
19 NM_000171 R371R
20 NM_000171 R371R
21 NM_000171 S268R
22 NM_000171 N35R
23 NM_000171 N35P
24 NM_000171 N35R
25 NM_000171 F271L
26 NM_000171 F271L
27 NM_000171 F271L
28 NM_000171 L368E
29 NM_000171 L374R
30 NM_000171 L374R
31 NM_000171 M157N
32 NM_000171 M157N
33 NM_000171 M157N
34 NM_000171 R371R
35 NM_000171 S268R
36 NM_000171 S268R
37 NM_000171 Y201P
38 NM_000171 Y201P
39 NM_000171 Y201P
40 NM_000171 Y201P
41 NM_000171 F271L
42 NM_000171 L368G
43 NM_000171 Y397S
44 NM_000171 Y397G
45 NM_000171 Y397S
46 NM_000171 Y397G
47 NM_000171 M157N
48 NM_000171 R371R
49 NM_001146040 F271L
50 NM_001146040 L368E
51 NM_001146040 L374R
52 NM_001146040 E429P
53 NM_001146040 T358A
54 NM_001146040 T358A
55 NM_001146040 M157N
56 NM_001146040 R371R
57 NM_001146040 S268R
58 NM_001146040 N35P
59 NM_001146040 I443F
60 NM_001146040 I443F
61 NM_001146040 Y201P
62 NM_001146040 Y201P
63 NM_001146040 F271L
64 NM_001146040 L368G
65 NM_001146040 L374R
66 NM_001146040 E429L
67 NM_001146040 L405S
68 NM_001146040 L405G
69 NM_001146040 M157N
70 NM_001146040 R371R
71 NM_001146040 S268R
72 NM_001146040 N35R
73 NM_001292000 NANANA
74 XM_005268412 NANANA
這是相當簡單的 - 第一列包括4倍不同的值,並且我想創建4個子集的數據,其中,所述數據幀是由這些不同的值進行子集化。即
V1 subst_string
1 NM_000171 L374R
2 NM_000171 W421P
3 NM_000171 T358A
4 NM_000171 T358A
5 NM_000171 T358A
6 NM_000171 T358A
7 NM_000171 S268R
8 NM_000171 N35P
9 NM_000171 T435F
10 NM_000171 T435F
11 NM_000171 T435F
12 NM_000171 T435F
13 NM_000171 L368E
14 NM_000171 L368G
15 NM_000171 L374R
16 NM_000171 W421L
17 NM_000171 W421P
18 NM_000171 W421L
19 NM_000171 R371R
20 NM_000171 R371R
21 NM_000171 S268R
22 NM_000171 N35R
23 NM_000171 N35P
24 NM_000171 N35R
25 NM_000171 F271L
26 NM_000171 F271L
27 NM_000171 F271L
28 NM_000171 L368E
29 NM_000171 L374R
30 NM_000171 L374R
31 NM_000171 M157N
32 NM_000171 M157N
33 NM_000171 M157N
34 NM_000171 R371R
35 NM_000171 S268R
36 NM_000171 S268R
37 NM_000171 Y201P
38 NM_000171 Y201P
39 NM_000171 Y201P
40 NM_000171 Y201P
41 NM_000171 F271L
42 NM_000171 L368G
43 NM_000171 Y397S
44 NM_000171 Y397G
45 NM_000171 Y397S
46 NM_000171 Y397G
47 NM_000171 M157N
48 NM_000171 R371R
將是這樣一個子集。我想我可以做這個manuall,但是我在後面的數據集中設想了V1更獨特的價值。有誰知道如何基於V1的不同值自動生成此數據框的子集?
謝謝
太容易了哈哈。謝謝。我試圖循環。 – brucezepplin 2014-10-30 14:05:13
是的,第二部分真的很有幫助 - 我已經使用過了。 – brucezepplin 2014-10-31 14:30:43