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def split(train_dataset): | |
''' | |
Shuffle data and split into 3 datasets | |
1. Training - 60% | |
2. Validation - 20% | |
3. Testing - 20% | |
''' | |
# Shuffle data | |
train_dataset = train_dataset.sample(frac=1) | |
train, valid, test = np.split(train_dataset, | |
[int(.6 * len(train_dataset)), int(.8 * len(train_dataset))]) | |
# Convert into numpy arrays | |
x_train = train.drop(['SalePrice', 'Id'], axis=1).as_matrix().astype(np.float32) | |
y_train = train['SalePrice'].as_matrix().astype(np.float32).reshape((np.shape(x_train)[0], 1)) | |
x_test = test.drop(['SalePrice', 'Id'], axis=1).as_matrix().astype(np.float32) | |
y_test = test['SalePrice'].as_matrix().astype(np.float32).reshape((np.shape(x_test)[0], 1)) | |
x_valid = valid.drop(['SalePrice', 'Id'], axis=1).as_matrix().astype(np.float32) | |
y_valid = valid['SalePrice'].as_matrix().astype(np.float32).reshape((np.shape(x_valid)[0], 1)) | |
return x_train, y_train, x_test, y_test, x_valid, y_valid |
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