擅长:python、mysql、java
<p>这称为零填充。假设要填充数组<code>A</code>:</p>
<p><code>np.pad(A, ((0, rows), (0, cols)), "constant")</code></p>
<p>您可以设置:</p>
<ul>
<li><code>rows = 40 - A.shape[0]</code></li>
<li><code>cols = 173 - A.shape[1]</code></li>
</ul>
<p>更多信息:<a href="https://stackoverflow.com/questions/38191855/zero-pad-numpy-array/38192105">Zero pad numpy array</a></p>