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confusion matrix - Coggle Diagram
confusion matrix
metrics
Accuracy
TP+TN
TP+TN+FP+FN
ALL TRUE CASE
ALL CASE
FP FN not difference
balanced data
normal classification
animal
size
Precision
Positive
TP
TP+FP
TP
TOTAL PREDICTED POSITIVE
spam
rating
Negative
TN
TN+FN
TN
TOTAL PRDICTED NEGATIVE
Recall
specific
FP
FP+TN
TN
TOTAL ACTUAL NEGATIVE
product
drug
service
sensitive
TP
TP+FN
TP
TOTAL ACTUAL POSITIVE
life
Fraud
F1
IMBALANCE DATA
calculate from harmonic mean
ROC
evaluate model
AUC
evaluate model
TN
A 0
P 0
FP
P1
FN
A 1
TP