Improvement Design of Functional Modules of College English Network Teaching System Based on Decision Tree Algorithm

Table 2

Algorithm performance comparison.

	Number of nodes		Number of rules		Classification accuracy
	Before improvement	After improvement	Before improvement	After improvement	Before improvement	After improvement
Mk	85	63	50	40	0.75	0.92
Breac	125	100	105	93	0.91	0.95
Balas	405	400	314	300	0.26	0.4