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ROC-AUC Oranları
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| #Algoritma Bazlı ROC-AUC Skoru Hesaplama. | |
| rf_predictions = clf.predict(X_test) | |
| rf_probs = clf.predict_proba(X_test)[:, 1] | |
| score= roc_auc_score(y_test, rf_probs) | |
| rf_predictions = lr.predict(X_test) | |
| rf_probs = lr.predict_proba(X_test)[:, 1] | |
| score2= roc_auc_score(y_test, rf_probs) | |
| rf_predictions = dtc.predict(X_test) | |
| rf_probs = dtc.predict_proba(X_test)[:, 1] | |
| score3= roc_auc_score(y_test, rf_probs) | |
| rf_predictions = rfc.predict(X_test) | |
| rf_probs = rfc.predict_proba(X_test)[:, 1] | |
| score4= roc_auc_score(y_test, rf_probs) | |
| rf_predictions = gradient.predict(X_test) | |
| rf_probs = gradient.predict_proba(X_test)[:, 1] | |
| score5= roc_auc_score(y_test, rf_probs) | |
| rf_predictions = xgb.predict(X_test) | |
| rf_probs = xgb.predict_proba(X_test)[:, 1] | |
| score6= roc_auc_score(y_test, rf_probs) | |
| methods= ["Naive Bayes","Logistik Regresyon", "Karar Ağacı","Rassal Orman", "Gradient Arttırma","XGBoost"] | |
| roc_auc = [score.mean(),score2.mean(),score3.mean(),score4.mean(),score5.mean(),score6.mean()] | |
| sns.set() | |
| plt=reload(plt) | |
| plt.figure(figsize = (16,9)) | |
| plt.title('Algoritmalara Göre ROC-AUC Oranı', fontsize = 20) | |
| plt.ylabel="Uygulanan Algoritmalar" | |
| plt.xlabel="Başarı Oranı" | |
| plt.xticks(fontsize=14) | |
| plt.yticks(fontsize=14) | |
| sns.barplot(x=roc_auc, y= methods) | |
| for line in range(len(methods)): | |
| plt.text(0.65,line-0.15,"{:.2f}%".format(roc_auc[line]*100),horizontalalignment ='left',size ='large', color='black') | |
| plt.savefig('fig/ROC-AUC',dpi=600) | |
| plt.show() |
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