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
- controllable exponent
- controllable factor
- controllable nuclear fusion
- controllable process
- controllable scheduling
- controllable shunt reactor
- controllable stochastic process
- controllable subspace
- controllable synthesis
- controllable system
- control latitude
- control law
- controlled
- controlled area
- controlled association
- controlled atmosphere equipment
- controlled atmosphere heat treatment
- controlled atmosphere resistance furnace
- controlled atmosphere storage
- controlled blasting
- controlled burning
- controlled chemicals
- controlled circulation boiler start-up
- controlled cooling
- controlled current coulometry