data_guest_train: "student_hetero_guest" data_guest_val: "student_hetero_guest" data_host_train: "student_hetero_host" data_host_val: "student_hetero_host" eval_type: "regression" task_type: "regression" loss_func: "lse" tree_depth: 3 tree_num: 50 learning_rate: 0.1
