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
- spatial decision support
- spatial decision support systems
- spatial definition
- spatial deflecting prism
- spatial degeneration
- spatial demand curve
- spatial density of energy
- spatial density of force
- spatial dependence
- spatial dependence model
- spatial dependent rule
- spatial deprivation
- spatial derivative
- spatial description
- spatial dimension
- spatial dimensionality
- spatial discrimination rule
- spatial disorientation
- spatial dispersion
- spatial distribution
- spatial distribution of economic activity
- spatial distribution of microbes
- spatial distribution of villages and small towns in China
- spatial domain
- spatial econometrics