Properties | J48 | Random Tree | Random Forest |
---|---|---|---|
Attributes available at each decision node | All | Random Subset | Random Subset |
Selection of attributes at each decision node | Highest information gain among all | Best among a random subset | Best among a random subset |
Number of trees | One | One | Many |
Data samples used for training | All | All | Different data sets for different trees, randomly chosen |
Final result of Classification | Based on the leaf node reached | Based on the leaf node reached | Based on majority voting from all the trees |