In this paper the problem of constraining and summarizing
different algorithms of data mining used in the field of medical
prediction are discussed. The focus is on using different
algorithms and combinations of several target attributes for
intelligent and effective heart attack prediction using data mining.
For predicting heart attack, significantly 15 attributes are listed
and with basic data mining technique other approaches e.g. ANN,
Time Series, Clustering and Association Rules, soft computing
approaches etc. can also be incorporated. The outcome of
predictive data mining technique on the same dataset reveals that
Decision Tree outperforms and some time Bayesian classification
is having similar accuracy as of decision tree but other predictive
methods like KNN, Neural Networks, Classification based on
clustering are not performing well. The second conclusion is that
the accuracy of the Decision Tree and Bayesian Classification
further improves after applying genetic algorithm to reduce the
actual data size to get the optimal subset of attribute sufficient for
heart disease prediction.
The proposed work can be further enhanced and expanded for the
automation of Heart disease prediction. Real data from Health care
organizations and agencies needs to be collected and all the
available techniques will be compared for the optimum accuracy.