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

Table 8

Precision (food).

Balance ratio (%)	TF-IDF	TF-IADF	TF-IADFnorm	TF-IADF^+	TF-IADF^+norm
8	0.8726	0.9185	0.9305	0.8310	0.7788
7	0.8711	0.9160	0.9288	0.8241	0.7716
6	0.8688	0.9160	0.9296	0.8213	0.7668
5	0.8650	0.9143	0.9296	0.8146	0.7580
4	0.8583	0.9126	0.9279	0.8041	0.7444
3	0.8480	0.9101	0.9253	0.7875	0.7170
2	0.8275	0.8849	0.9092	0.7517	0.6728
1	0.7813	0.8725	0.8976	0.6728	0.5691