Research Article
Parameterized Local Reduction of Decision Systems
Table 5
Comparison between
-local reduction and
-reduction.
| | Accuracy | Raw data | Number of selected attributes | Raw data | Parameter | | -local-reduction | -reduction | | -local-reduction | -reduction | | |
| Breast tissue | | | 0.6415 | | | 9 | 0.6667 | Class 1 | 0.6132 | 0.6151 | | 2 | 6 | | | Class 2 | 0.6208 | 0.6038 | | 3 | 6 | | | Class 3 | 0.5717 | 0.6528 | | 2 | 6 | | | Class 4 | 0.6472 | 0.6038 | | 4 | 6 | | | Wine | | | 0.9640 | | | 13 | 0.75 | Class 1 | 0.9685 | 0.9719 | | 8 | 9 | | | Class 2 | 0.9730 | 0.9652 | | 9 | 10 | | | Class 3 | 0.9337 | 0.9663 | | 8 | 9 | | | Credit approval | | | 0.8071 | | | 15 | 0.8125 | Class 1 | 0.8224 | 0.7994 | | 14 | 15 | | | Class 2 | 0.8009 | 0.7995 | | 13 | 14 | | | Ionosphere | | | 0.8889 | | | 34 | 0.8750 | Class 1 | 0.9090 | 0.9089 | | 14 | 15 | | | Class 2 | 0.8917 | 0.9032 | | 16 | 17 | | | Spect | | | 0.6590 | | | 22 | 0.8636 | Class 1 | 0.6932 | 0.6511 | | 15 | 17 | | | Class 2 | 0.6170 | 0.6510 | | 17 | 18 | | | Wdbc | | | 0.9279 | | | 31 | 0.8333 | Class 1 | 0.9297 | 0.9122 | | 15 | 17 | | | Class 2 | 0.9279 | 0.9225 | | 15 | 16 | | |
| Average | 0.79466 | 0.75170666 | 0.8147333 | 10.33333 | 12.066666 | 20.66666 | |
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