Weka-读懂TP Rate ,FP Rate, Precision, Recall, F-Measure, ROC Area,
TruePositive(真正,TP)被模型预测为正的正样本;TrueNegative(真负,TN)被模型预测为负的负样本;FalsePositive(假正,FP)被模型预测为正的负样本;FalseNegative(假负,FN)被模型预测为负的正样本;TruePositiveRate(真正率,TPR)或灵敏度(sensitivity)TPR=TP/(TP+FN)正样本预测结果数/正样本实际数Tru