Research Article
Computer-Aided Diagnostics of Heart Disease Risk Prediction Using Boosting Support Vector Machine
| | Gini Index: | | | for each branch in split: | | | Calculate percent branch represents #Used for weighting | | | for each class in branch: | | | Calculate probability of class in the given branch. | | | Square the class probability. | | | Sum the squared class probabilities. | | | Subtract the sum from 1. | | | Weight each branch based on the baseline probability. | | | Sum the weighted gini index for each split. |
|