Research Article

Applying Randomness Effectively Based on Random Forests for Classification Task of Datasets of Insufficient Information

Table 8

The accuracy of random forests for the data set “Bridges.”

Number of attr. to pick randomly (R)Worst accuracy (%)Median accuracy (%)Best accuracy (%)Number of trees in random forests resulting in the best accuracy (T)

853.773653.773653.7736All
4 (default)62.264263.207563.2075All except 625, 750, 775, 800, 825
264.150966.037766.9811200
165.094366.981166.9811All except 100, 125, 175, 850, 875, 900