Relevant-Based Feature Ranking (RBFR) Method for Text Classification Based on Machine Learning Algorithm

Table 7

Performance in 20 newsgroup.

Feature selection	kNN			NB			SVM			RF			LR
	P	R	F	P	R	F	P	R	F	P	R	F	P	R	F
ACC2	98	64	77	87	94	90	67	70	68	92	91	91	82	86	84
CHI	93	79	85	92	90	91	79	79	79	95	94	94	77	72	74
NDM	97	78	86	92	60	73	92	96	94	74	79	79	59	57	58
GI	81	91	86	99	95	97	91	98	94	95	92	92	80	40	53
IF	90	86	88	84	93	88	86	86	86	96	96	96	95	58	72
RBFR	98	90	94	91	91	91	98	97	97	95	96	96	44	64	52