| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 53 | AIMC052 AI-MC-052 在预测分数固定的条件下,提高“分数≥阈值判为正”的阈值,通常能确定的是? | 0 / 0 | 5 | |
| 133 | AIMC132 AI-MC-132 固定预测分数且仍有真阳性,阈值从0.4升至0.6;区间[0.4,0.6)内有12个负例、0个正例,其余预测不变。精确率和召回率如何变化? | 0 / 0 | 5 |
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