Created
August 22, 2020 00:44
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{ | |
"cells": [ | |
{ | |
"cell_type": "code", | |
"execution_count": 24, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"name": "stdout", | |
"output_type": "stream", | |
"text": [ | |
"Accuracy of the GBM on training set: 0.640\n", | |
"Accuracy of the GBM on test set: 0.666\n" | |
] | |
} | |
], | |
"source": [ | |
"from sklearn.ensemble import GradientBoostingClassifier\n", | |
"\n", | |
"gbc = GradientBoostingClassifier(n_estimators=5, learning_rate=1.0, max_depth=1, random_state=0)\n", | |
"gbc.fit(features_train, y_train)\n", | |
"\n", | |
"print('Accuracy of the GBM on training set: {:.3f}'.format(gbc.score(features_train, y_train)))\n", | |
"print('Accuracy of the GBM on test set: {0:.3f}'.format(gbc.score(features_test, y_test)))" | |
] | |
} | |
], | |
"metadata": { | |
"kernelspec": { | |
"display_name": "Python 3.7.6 64-bit", | |
"language": "python", | |
"name": "python37664bitf2b8979454eb492e8e911544bb13ab4b" | |
}, | |
"language_info": { | |
"codemirror_mode": { | |
"name": "ipython", | |
"version": 3 | |
}, | |
"file_extension": ".py", | |
"mimetype": "text/x-python", | |
"name": "python", | |
"nbconvert_exporter": "python", | |
"pygments_lexer": "ipython3", | |
"version": "3.7.6" | |
} | |
}, | |
"nbformat": 4, | |
"nbformat_minor": 4 | |
} |
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