Multi-class
释义 Definition
multi-class(形容词)指“多类别的;涉及三个或以上类别/分类的”。常见于机器学习与统计中,如 multi-class classification(多分类)。
发音 Pronunciation (IPA)
/ˌmʌltiˈklæs/
例句 Examples
Multi-class classification predicts one label out of many.
多分类会从多个标签中预测出一个。
Building a reliable multi-class model often requires balanced data and careful evaluation metrics.
构建可靠的多分类模型通常需要更均衡的数据以及更谨慎的评估指标。
词源 Etymology
由前缀 **multi-**(“多、多个”)+ class(“类别;等级;班级”)组合而成,字面意思就是“多类别的”。在计算机科学语境中常写作 multiclass 或 multi-class。
相关词 Related Words
文献与作品中的用例 Literary / Notable Works
- Pattern Recognition and Machine Learning — Christopher M. Bishop(讨论 multiclass / multi-class 分类问题)
- The Elements of Statistical Learning — Hastie, Tibshirani, Friedman(多分类方法与评估)
- Hands-On Machine Learning with Scikit-Learn, Keras, and TensorFlow — Aurélien Géron(多分类任务与 softmax 分类器)