🌐 DE
🌙 Dark
Model Evaluation
Confusion
Matrix
Slide the decision threshold — watch predictions flip and precision trade off against recall.
τ THRESHOLD
0.50
predicted probability · 20 samples
0
predicted positive
+
−
τ
0.0
0.5
1.0
pred +
pred −
actual +
0
TP
true positive
0
FN
false negative
actual −
0
FP
false positive
0
TN
true negative
Accuracy
(TP+TN)/N
0
Precision
TP/(TP+FP)
0
Recall
TP/(TP+FN)
0
F1 score
2·P·R/(P+R)
0
balanced
evaluate.py