擅长:python、mysql、java
<p>将{<cd1>}和{<cd2>}与{<cd3>}和{<cd4>}一起使用:</p>
<pre><code>final = df.assign(Min_Col=df.idxmin(1),
Diff=df.min(1).div(df.mask(df.isin(df.min(1))).mean(1)))
</code></pre>
<hr/>
<pre><code>print(final)
LF RF LR RR Min_Col Diff
0 11 22 33 44 LF 0.333333
1 23 43 23 12 RR 0.404494
2 33 23 12 43 LR 0.363636
</code></pre>