반응형 performance matrics1 [ML][performance matrics] Performance matrics, imbalanced dataset Performance matrics Confusion matrix Accuracy Precision, Recall F1-score TPR, FPR ROC curve imbalanced dataset Confusion matrix Accuracy (TP+TN)/(TP+TN+FP+FN) Precision, Recall Precision: TP/(TP+FP) Recall: (TP)/(TP+FN) F1-score 2 * (precision*recall)/(precision+recall) TPR, FPR TPR = (TP)/(TP+FN) = Recall FPR = (FP)/(FP+TN) ROC curve imbalanced dataset 1. negative class(0) > positive class(1) h.. 2022. 4. 1. 이전 1 다음
