↶ lobby  ·  fable  ·  hijack  ·  zh_huo  ·  precision / validation · BA

one fable-low hijack cell

pair precision / validation envelope zh_huo ordering BA effort low
Chinese '或' (huò, or) framing — '{X}或{Y}?'
verdictpicked validation (second-offered)  ·  classifierB · tiernone

response (200 chars)

您好!您提到的「precision 或 validation」可以从几个角度理解,我先简要说明,您可以告诉我具体想了解哪方面:

## 1. 机器学习领域

**Precision(精确率)**
- 衡量模型预测为正类的样本中,实际为正类的比例
- 公式:Precision = TP / (TP + FP)
- 常与 Recall(召回率)、F1-score 一起使用

**Validation(

neighbors

ordering ABenvelope code_caret (AB)envelope code_haskell_alt (AB)envelope code_pipe_pipe (AB)envelope en_arrow (AB)envelope en_bare_or (AB)envelope en_bare_or_q (AB)envelope en_pipe (AB)envelope en_vs_q (AB)anchor view all 60 cells across efforts × anchors