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May 31st, 2023
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  1. from sklearn.metrics import confusion_matrix
  2.  
  3. def plot_confusion_matrix(Y_test, Y_preds):
  4. conf_mat = confusion_matrix(Y_test, Y_preds)
  5. print(conf_mat)
  6. fig = plt.figure(figsize=(6,6))
  7. plt.matshow(conf_mat, cmap=plt.cm.Blues, fignum=1)
  8. plt.yticks(range(10), range(10))
  9. plt.xticks(range(10), range(10))
  10. plt.colorbar();
  11. for i in range(10):
  12. for j in range(10):
  13. plt.text(i-0.2,j+0.1, str(conf_mat[j, i]), color='tab:red')
  14.  
  15. plot_confusion_matrix(Y_test, mlp_classifier.predict(X_test))
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