C4.5算法
........\C4.5学习手册.doc
........\C4_5.m
........\C4_5——1.m
........\calculate_error.m
........\classification_error.m
........\high_histogram.m
........\inc_node.mat
........\main.m
........\Nclasses.mat
........\region.mat
........\test_features.mat
........\test_targets.mat
........\train_features.mat
........\train_targets.mat