擅长:python、mysql、java
<p>在numpy中,您将使用<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.concatenate.html" rel="nofollow noreferrer">^{<cd1>}</a>:</p>
<pre class="lang-py prettyprint-override"><code>import numpy as np
# height, width, and z
x = 10
y = 5
z = 3
# create random 3-d array of shape (x,y,z) to represent images
img1 = np.random.rand(x,y,z)
img2 = np.random.rand(x,y,z)
img3 = np.random.rand(x,y,z)
img1.shape
>>> (10, 5, 3)
# concatenate along the z axis
out_img = np.concatenate([img1, img2, img3], axis=2)
out_img.shape
>>> (10, 5, 9)
</code></pre>
<p>这里的<code>axis</code>参数是关键,它告诉numpy连接数组的输入列表的轴(又称维)。维度从0开始,因此第一个维度<code>axis=0</code>表示x轴,在这种情况下,第二个维度{<cd4>}是y轴,而第三个维度{<cd5>}是z轴。在</p>