Research Article
Text Classification Using Novel Term Weighting Scheme-Based Improved TF-IDF for Internet Media Reports
Table 5
Experiments on the balanced dataset of the internet corpus.
| | Balanced dataset | TF-IDF (%) | TF-IADF (%) | TF-IADFnorm (%) | TF-IADF+ (%) | TF-IADF+norm (%) |
| | micro-F1 (SVM) | 94.23 | 94.54 | 94.23 | 94.32 | 94.35 | | macro-F1 (SVM) | 94.16 | 94.48 | 94.18 | 94.25 | 94.28 | | micro-F1 (RF) | 84.51 | 86.37 | 85.26 | 84.23 | 85.52 | | macro-F1 (RF) | 84.41 | 86.26 | 85.16 | 84.08 | 85.41 | | micro-F1 (NB) | 92.13 | 91.73 | 91.42 | 92.26 | 92.33 | | macro-F1 (NB) | 92.05 | 91.66 | 91.36 | 92.18 | 92.24 |
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