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Python 线性回归中的较大平均abs误差和均方误差，但R**2为0.979_Python_Linear Regression - Fatal编程技术网
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Python 线性回归中的较大平均abs误差和均方误差，但R**2为0.979

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Python 线性回归中的较大平均abs误差和均方误差，但R**2为0.979,python,linear-regression,Python,Linear Regression,线性回归中的较大平均abs误差和均方误差，但R**2为0.979y值较大，因此显然误差较大。。要了解您的错误，请执行以下操作 plt.scatter(X_train, y_train) plt.scatter(X_test, y_test, color = "r") plt.plot(X_train, regg.coef_*X_train + regg.intercept_)

线性回归中的较大平均abs误差和均方误差，但R**2为0.979

y值较大，因此显然误差较大。。要了解您的错误，请执行以下操作 
plt.scatter(X_train, y_train)
plt.scatter(X_test, y_test, color = "r")
plt.plot(X_train, regg.coef_*X_train + regg.intercept_)