理学 降维 释 dimensionality reduction 降维 模式识别和机器学习领域中的降维就是指采用某种映射方法，将原高维空间中的数据点映射到低维度的空间中。
数据库 数据库新技术 释文 dimensionality reduction 降维
- virtual-real comparison
- virtual reality
- virtual reality map
- virtual reality modeling language
- virtual reality modeling language, VRML
- virtual reality of construction process
- virtual reality of mine
- virtual reality system
- virtual reality therapy
- virtual reality training system of mine
- virtual reality, VR
- virtual reality,VR
- virtual rebroadcasting technology
- virtual reference services
- virtual research and development alliance
- virtual research environment
- virtual research teams
- virtual restoration
- virtual router
- Virtual scene
- virtual screening
- virtual segment
- virtual server
- Virtual social risk
- virtual social value