我一直在使用sklearn嘗試線性迴歸。有時我得到一個值錯誤,有時它工作正常。我不知道使用哪種方法。是 錯誤信息如下:Python Sklearn線性迴歸值錯誤
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/sklearn/linear_model/base.py", line 512, in fit
y_numeric=True, multi_output=True)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/sklearn/utils/validation.py", line 531, in check_X_y
check_consistent_length(X, y)
File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages/sklearn/utils/validation.py", line 181, in check_consistent_length
" samples: %r" % [int(l) for l in lengths])
ValueError: Found input variables with inconsistent numbers of samples: [1, 200]
的代碼是這樣的:
import pandas as pd
from sklearn.linear_model import LinearRegression
data = pd.read_csv('http://www-bcf.usc.edu/~gareth/ISL/Advertising.csv', index_col=0);
x = data['TV']
y = data['Sales']
lm = LinearRegression()
lm.fit(x,y)
請幫助我。我是一名學生,想要學習機器學習的基礎知識。
謝謝!工作得很好 –