import pandas;
import matplotlib;
from pandas.tools.plotting import scatter_matrix;
data = pandas.read_csv(
'D:\\PDM\\4.2\\data.csv'
)
font = {
'family' : 'SimHei'
}
matplotlib.rc('font', **font)
scatter_matrix(
data[["店鋪的面積", "距離最近的車(chē)站", "月?tīng)I(yíng)業(yè)額"]],
figsize=(10, 10), diagonal='kde'
)
data[["店鋪的面積", "距離最近的車(chē)站", "月?tīng)I(yíng)業(yè)額"]].corr()
x = data[["店鋪的面積", "距離最近的車(chē)站"]]
y = data[["月?tīng)I(yíng)業(yè)額"]]
from sklearn.linear_model import LinearRegression
#建模
lrModel = LinearRegression()
#訓(xùn)練模型
lrModel.fit(x, y)
#評(píng)分
lrModel.score(x, y)
#預(yù)測(cè)
lrModel.predict([10, 110])
lrModel.predict([[10, 110],[20, 110]])
#查看參數(shù)
lrModel.coef_
array([[ 41.51347826,? -0.34088269]])
