% The 4D example in the rbf_rt_1 manual page.clear% 4D data set.[X, y] = get_data('friedman');% Configure the method.conf.minmem = [3 4 5];conf.scales = [7 8 9];conf.timer = '4D';% Run the method.[C, R, w, info] = rbf_rt_1(X, y, conf);% Print out split statistics.disp(info.tree.split.number)disp(info.tree.split.order)