Text Classification Using Novel Term Weighting Scheme-Based Improved TF-IDF for Internet Media Reports

Table 10

Macro-F1.

Balance ratio (%)	TF-IDF	TF-IADF	TF-IADFnorm	TF-IADF^+	TF-IADF^+norm
8	0.9287	0.9366	0.9366	0.9225	0.9147
7	0.9273	0.9349	0.9355	0.9179	0.9102
6	0.9246	0.9341	0.9348	0.9154	0.9072
5	0.9223	0.9333	0.9346	0.9130	0.9042
4	0.9186	0.9319	0.9333	0.9074	0.8987
3	0.9115	0.9275	0.9309	0.8956	0.8868
2	0.8985	0.9174	0.9217	0.8726	0.8649
1	0.8443	0.8922	0.9014	0.8055	0.7987