<p>可以创建与您包含的图像非常接近的内容。我知道右栏应该是负数,而右栏应该是正数</p>
<p>首先将数据设为负数:</p>
<pre class="lang-py prettyprint-override"><code>import numpy as np
arr = np.array([[0.07204196, 0.04238116],
[0.04518877, 0.30546978],
[0.0587892 , 0.19870868],
[0.16710107, 0.07182639],
[0.128209 , 0.02422131],
[0.15264449, 0.07237352],
[0.2250081 , 0.06986096],
[0.1337716 , 0.10750801],
[0.01197221, 0.06736039],
[0.00527367, 0.04028973]], dtype="float32")
# Make the right col negative
arr[:, 0] *= -1
</code></pre>
<p>然后我们可以这样画:</p>
<pre class="lang-py prettyprint-override"><code>from string import ascii_lowercase
import matplotlib.pyplot as plt
fig, ax = plt.subplots()
for y, x in enumerate(arr.flatten()):
# Get a label from the alphabet
label = ascii_lowercase[y]
# Plot the point
ax.plot(x, y, "o", color="black")
# Annotate the point with the label
ax.annotate(label, xy=(x, y), xytext=(x - 0.036, y), verticalalignment="center")
# Add the vertical line at zero
ax.axvline(0, ls=" ", color="black", lw=1.25)
# Make the x axis equal
xlim = abs(max(ax.get_xlim(), key=abs))
ax.set_xlim((-xlim, xlim))
# Remove y axis
ax.yaxis.set_visible(False)
# Add two text labels for the x axis
for text, x in zip(["Negative", "Positive"], ax.get_xlim()):
ax.text(x / 2, -3.75, f"{text} Reviews", horizontalalignment="center")
</code></pre>
<p>哪些产出:</p>
<p><a href="https://i.stack.imgur.com/oM2rz.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/oM2rz.png" alt="Chart with annotated points"/></a></p>
<p>如果需要更改打印或x轴上文本的位置,可以调整对<code>ax.annotate</code>和<code>ax.text</code>的调用中的值</p>