zero_shubham1

ML_script_1

Jan 7th, 2018
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Python 0.74 KB | None | 0 0
  1.  
  2. import matplotlib.pyplot as plt
  3. import numpy as np
  4. from sklearn import datasets, linear_model
  5. from sklearn.metrics import mean_squared_error, r2_score
  6. import pandas as pd
  7.  
  8. from sklearn.model_selection import train_test_split
  9.  
  10.  
  11.  
  12. diabetes = datasets.load_diabetes()
  13.  
  14. df = pd.DataFrame(data= np.c_[diabetes['data'], diabetes['target']], columns=diabetes['feature_names']+['target'])
  15.  
  16.  
  17.  
  18.  
  19. df_features= df.drop(labels=["age","sex","s3","target"],axis=1)
  20.  
  21.  
  22. X_trn, X_tst, y_trn, y_tst = train_test_split(df_features, df["target"], test_size=0.33, random_state= 9)
  23.  
  24. lm = linear_model.LinearRegression()
  25.  
  26.  
  27. # In[42]:
  28.  
  29.  
  30. lm.fit(X_trn, y_trn)
  31.  
  32.  
  33. # In[43]:
  34.  
  35.  
  36. print(lm.score(X_trn,y_trn))
  37.  
  38.  
  39. # In[44]:
  40.  
  41.  
  42. print(lm.score(X_tst,y_tst))
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