2018-9-11未命名文件
预 | 测 | ||
---|---|---|---|
1 | 0 | ||
实 | 1 | True Positive (TP) | False Negative (FN) |
际 | 0 | False Positive (FP) | True Negative (TN) |
True Positive(真正, TP):将正类预测为正类数.
True Negative(真负 , TN):将负类预测为负类数.
False Positive(假正, FP):将负类预测为正类数 → 误报 (Type I error).
False Negative(假负 , FN):将正类预测为负类数 →漏报 (Type II error).
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True Positive Rate (真正率,命中率)
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False Positive Rate(假正率,虚警率)
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True Negative Rate (真负率)
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Accuracy (准确率)
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False Reject Rate (拒识率)
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False Accept Rate (误识率)
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Precision (精确率)
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Recall (召回率)