Breast cancer diagnosis using least square support vector machine

  • Authors:
  • Kemal Polat;Salih Güneş

  • Affiliations:
  • Electrical and Electronics Engineering Department, Selcuk University, 42075 Konya, Turkey;Electrical and Electronics Engineering Department, Selcuk University, 42075 Konya, Turkey

  • Venue:
  • Digital Signal Processing
  • Year:
  • 2007

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Abstract

The use of machine learning tools in medical diagnosis is increasing gradually. This is mainly because the effectiveness of classification and recognition systems has improved in a great deal to help medical experts in diagnosing diseases. Such a disease is breast cancer, which is a very common type of cancer among woman. In this paper, breast cancer diagnosis was conducted using least square support vector machine (LS-SVM) classifier algorithm. The robustness of the LS-SVM is examined using classification accuracy, analysis of sensitivity and specificity, k-fold cross-validation method and confusion matrix. The obtained classification accuracy is 98.53% and it is very promising compared to the previously reported classification techniques. Consequently, by LS-SVM, the obtained results show that the used method can make an effective interpretation and point out the ability of design of a new intelligent assistance diagnosis system.