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

Table 6

Recall (sport).

Balance ratio (%)	TF-IDF	TF-IADF	TF-IADFnorm	TF-IADF^+	TF-IADF^+norm
8	0.9479	0.9581	0.9581	0.9315	0.9162
7	0.9376	0.9458	0.9479	0.8988	0.8886
6	0.9182	0.9397	0.9417	0.8824	0.8691
5	0.9018	0.9346	0.9407	0.8650	0.8507
4	0.8763	0.9243	0.9315	0.8262	0.8129
3	0.8272	0.8937	0.9141	0.7464	0.7301
2	0.7423	0.8252	0.8507	0.6012	0.5910
1	0.4274	0.6626	0.7168	0.2567	0.2413