Research Article
Hemodialysis Key Features Mining and Patients Clustering Technologies
Table 5
Calculation information gain of sex relative to dialysis.
| | Sex | Dialysis | Count () | | × log(1/) | Entropy () | Entropy () |
| | 0 | 0 | 4 | 4/7 | 0.46 | 0.99 | 0.459773 | | 1 | 3 | 3/7 | 0.52 | | 1 | 0 | 5 | 5/8 | 0.42 | 0.95 | 0.509031 | | 1 | 3 | 3/8 | 0.53 |
| | Sum | 0.968804 |
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