工学 特征选择 释 feature selection 特征选择 从给定的特征集合中，按照一定准则选择具有良好类别区分特性的子集的过程。 理学 特征选择 释 feature selection 特征选择 样本的属性称为“特征”，对当前学习任务有用的属性称为“相关特征”，没有用的属性称为“无关特征”；从给定的特征集中选择出相关特征子集的过程称为“特征选择”。
人工智能 模式识别 释文 feature selection 特征选择
- probability distribution of molecular collision time
- probability distribution of molecular free path of gas
- probability domain
- probability element
- probability ellipse
- probability error
- probability event
- probability extension theorem
- probability field
- probability flux
- probability for exceeding
- probability function
- probability generating function
- probability graph paper
- probability importance
- probability inequality
- probability inference
- probability information
- probability integral
- probability law
- probability level
- probability limit
- probability logic
- probability mass distribution
- probability matrix