{"cells":[{"metadata":{"_uuid":"8f2839f25d086af736a60e9eeb907d3b93b6e0e5","_cell_guid":"b1076dfc-b9ad-4769-8c92-a6c4dae69d19","trusted":true},"cell_type":"code","source":"import numpy as np \nimport pandas as pd \n\nimport os\nprint(os.listdir(\"../input\"))\ntrain = pd.read_csv('../input/train.csv')\ntest = pd.read_csv('../input/test.csv')\nsample_submission = pd.read_csv('../input/sample_submission.csv')\n\nfrom sklearn.model_selection import train_test_split\nfrom sklearn.tree import DecisionTreeClassifier\nfrom sklearn.metrics import accuracy_score\nfrom sklearn.ensemble import RandomForestClassifier\nfrom sklearn.ensemble import AdaBoostClassifier \n","execution_count":null,"outputs":[]},{"metadata":{"_cell_guid":"79c7e3d0-c299-4dcb-8224-4455121ee9b0","_uuid":"d629ff2d2480ee46fbb7e2d37f6b5fab8052498a","trusted":true},"cell_type":"code","source":"df_train, df_validate = train_test_split(train, test_size=0.3,random_state=100)\n","execution_count":null,"outputs":[]},{"metadata":{"trusted":true,"_uuid":"14204910a67a162353e1ef58eca76833b65b7330"},"cell_type":"code","source":"## Decision Tree Classifier\nmodel_dt = DecisionTreeClassifier(random_state=100)\ntrain_x = df_train.drop('label', axis=1)\ntrain_y = df_train['label']\nvalidate_x = df_validate.drop('label', axis=1)\nvalidate_y = df_validate['label']\nmodel_dt.fit(train_x, train_y)\nvalidate_pred = model_dt.predict(validate_x)\naccuracy_score(validate_y, validate_pred)\n","execution_count":null,"outputs":[]},{"metadata":{"trusted":true,"_uuid":"f5f6e5dda1ca861e5695442cb93f943bcfcf8c07"},"cell_type":"code","source":"model_rf = RandomForestClassifier(random_state=100, n_estimators=1000)\ntrain_x = df_train.drop('label', axis=1)\ntrain_y = df_train['label']\nvalidate_x = df_validate.drop('label', axis=1)\nvalidate_y = df_validate['label']\nmodel_rf.fit(train_x, train_y)\nvalidate_pred = model_rf.predict(validate_x)\naccuracy_score(validate_y, validate_pred)","execution_count":null,"outputs":[]},{"metadata":{"trusted":true,"_uuid":"1d413bcb1cd0d14d8db0db7158e94799d3281fb3"},"cell_type":"code","source":"model_ab = AdaBoostClassifier(random_state=100, n_estimators=1000)\ntrain_x = df_train.drop('label', axis=1)\ntrain_y = df_train['label']\nvalidate_x = df_validate.drop('label', axis=1)\nvalidate_y = df_validate['label']\nmodel_ab.fit(train_x, train_y)\nvalidate_pred = model_ab.predict(validate_x)\naccuracy_score(validate_y, validate_pred)","execution_count":null,"outputs":[]},{"metadata":{"trusted":true,"_uuid":"9ef06131341243ea9222d5ed83dcbc1aaa09d97f"},"cell_type":"code","source":"test_pred = model_rf.predict(test)\ndf_test_pred = pd.DataFrame(test_pred, columns=['Label'])\ndf_test_pred['ImageId'] = test.index + 1\ndf_test_pred[[\"ImageId\",\"Label\"]].to_csv(\"Submission.csv\",index=False)","execution_count":null,"outputs":[]},{"metadata":{"trusted":true,"_uuid":"00fa58f4fa32f0b9f1066f545bd791335507ed69"},"cell_type":"code","source":"","execution_count":null,"outputs":[]}],"metadata":{"kernelspec":{"display_name":"Python 3","language":"python","name":"python3"},"language_info":{"name":"python","version":"3.6.6","mimetype":"text/x-python","codemirror_mode":{"name":"ipython","version":3},"pygments_lexer":"ipython3","nbconvert_exporter":"python","file_extension":".py"}},"nbformat":4,"nbformat_minor":1}