MCDMClassification Metric

F1分数

F1分数是精确率（precision）和召回率（recall）的调和平均数，它提供了一个单一的指标来平衡这两者。该指标由 van Rijsbergen 在信息检索领域提出，并已成为评估分类模型（其中精确率和召回率都很重要）的标准指标。

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The neighbourhood of related methods — select a node to explore.

F1分数

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van Rijsbergen, C. J. (1979). Information Retrieval (2nd ed.). Butterworth-Heinemann. link ↗
Powers, D. M. (2011). Evaluation: From Precision, Recall and F-Measure to ROC, Informedness, Markedness and Correlation. Journal of Machine Learning Technologies, 2(1), 37-63. link ↗

ScholarGate. (2026, June 3). F1-Score (Harmonic Mean of Precision and Recall). ScholarGate. https://scholargate.app/zh/model-evaluation/f1-score

Set this method beside its closest kin and read them side by side — the library lays the books on the table; the choice is yours.