<p>Breast cancer (BC) is critical health issue that requires accurate prediction models for early detection. The study addressed the critical concerns of detecting BC using a diverse range of machine learning (ML). Our methodology involves the comprehensive exploration of various algorithms, and out of these, three were selected, SVM, Logistic regression, and KNN, based on their performance. The three algorithms form the core components of the ensemble model. Our ensemble model employs both hard and soft voting methods and shows the performance difference between the two approaches. Subsequently, a higher ensemble model is constructed from both types of ensembles to achieve higher performance. Our approach was tested using BC dataset with clinical and genetic characteristics. Preprocessing of the dataset was performed using PCA and NCA to ensure an optimal performance. The validation of our findings includes visualizations such as ROC curves and confusion matrices. These visualizations provided an in-depth understanding of how well the ensemble model performs. Our higher ensemble model outperformed both types of ensembles and individual or standalone models or algorithms with regard to accuracy, precision, recall, and F1 score with a score of 99.6% accuracy. It demonstrated generalization abilities by lowering the risk of overfitting and increasing its applicability to data. Our study highlights the possible outcomes of ensemble learning in prognosis of BC. By combining algorithms, this study has developed an accurate prediction tool that can assist in early detection efforts and improve patient outcomes in managing BC.</p>

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High-Level Ensemble: An Approach for Breast Cancer Classification

  • Abdulahi Mahammed Adem,
  • Ravi Kant,
  • Gaurav Gupta

摘要

Breast cancer (BC) is critical health issue that requires accurate prediction models for early detection. The study addressed the critical concerns of detecting BC using a diverse range of machine learning (ML). Our methodology involves the comprehensive exploration of various algorithms, and out of these, three were selected, SVM, Logistic regression, and KNN, based on their performance. The three algorithms form the core components of the ensemble model. Our ensemble model employs both hard and soft voting methods and shows the performance difference between the two approaches. Subsequently, a higher ensemble model is constructed from both types of ensembles to achieve higher performance. Our approach was tested using BC dataset with clinical and genetic characteristics. Preprocessing of the dataset was performed using PCA and NCA to ensure an optimal performance. The validation of our findings includes visualizations such as ROC curves and confusion matrices. These visualizations provided an in-depth understanding of how well the ensemble model performs. Our higher ensemble model outperformed both types of ensembles and individual or standalone models or algorithms with regard to accuracy, precision, recall, and F1 score with a score of 99.6% accuracy. It demonstrated generalization abilities by lowering the risk of overfitting and increasing its applicability to data. Our study highlights the possible outcomes of ensemble learning in prognosis of BC. By combining algorithms, this study has developed an accurate prediction tool that can assist in early detection efforts and improve patient outcomes in managing BC.