1.The dataset consisted of historic data on houses sold between May 2014 to May 2015
https://www.kaggle.com/vasugarg/house-price-prediction
http://rstudio-pubs-static.s3.amazonaws.com/492324_a794047954284fdbbb5efd0631be458c.html
2.pandas学习（四）--数据的归一化
https://blog.csdn.net/hjxzb/article/details/78610961
3.sklearn.linear_model.SGDRegressorhttps://scikit-learn.org/stable/modules/generated/sklearn.linear_model.SGDRegressor.html
