擅长:python、mysql、java
<p>您可以使用下面的<a href="https://docs.scipy.org/doc/scipy/reference/generated/scipy.stats.mode.html" rel="nofollow noreferrer">^{<cd1>}.</a>示例。在</p>
<pre><code>from scipy.stats import mode
df = pd.DataFrame([[1, 5], [2, 3], [3, 5], [2, 4], [2, 3], [1, 4], [1, 5]],
columns=['OnBitSeq', 'KMeans'])
# OnBitSeq KMeans
# 0 1 5
# 1 2 3
# 2 3 5
# 3 2 4
# 4 2 3
# 5 1 4
# 6 1 5
modes = df.groupby('OnBitSeq')['KMeans'].apply(lambda x: mode(x)[0][0]).reset_index()
# OnBitSeq KMeans
# 0 1 5
# 1 2 3
# 2 3 5
</code></pre>
<p>如果需要将其添加回原始数据帧:</p>
^{pr2}$