擅长:python、mysql、java
<p>看起来你在尝试线性回归。相关文档是<a href="https://scikit-learn.org/stable/modules/generated/sklearn.linear_model.LinearRegression.html" rel="nofollow noreferrer">here</a>。你知道吗</p>
<p>你可以只根据x值来预测,但是你需要y值来训练(否则你怎么知道要预测什么?)。你知道吗</p>
<p>从sklearn:</p>
<pre><code>import numpy as np
from sklearn.linear_model import LinearRegression
X = np.array([[1, 1], [1, 2], [2, 2], [2, 3]])
#y = 1 * x_0 + 2 * x_1 + 3
y = np.dot(X, np.array([1, 2])) + 3
reg = LinearRegression().fit(X, y)
reg.score(X, y)
print(reg.coef_, reg.intercept_ )
reg.predict(np.array([[3, 5]]))
</code></pre>