python遇到的问题2

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1、调整阈值

prediction = model.predict(X_test)
prediction[prediction>=0.5] = 1
prediction[prediction<0.5] = 0

2、正太拟合函数

(mu, sigma) = norm.fit(train['SalePrice'])
print( '\n mu = {:.2f} and sigma = {:.2f}\n'.format(mu, sigma))