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                ## 準確性 > 用于計算分類器準確度的類。 ### 評分 計算分類器準確度得分使用`score`靜態方法。參數: `$actualLabels` - (array)真樣本標簽 `$predictLabels` - (array)預測標簽(來自測試組的e.x.) `$normalize` - (bool)規范化與否結果(默認值:true) ***** ## 例 ``` $actualLabels = ['a', 'b', 'a', 'b']; $predictedLabels = ['a', 'a', 'a', 'b']; Accuracy::score($actualLabels, $predictedLabels); // return 0.75 Accuracy::score($actualLabels, $predictedLabels, false); // return 3 ```
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