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
- ultra-violet photoeffect
- ultraviolet photoelectron spectroscopy
- ultraviolet photoelectron spectroscopy (UPS)
- ultraviolet photoelectron spectroscopy, UPS
- ultra violet photography
- ultraviolet photography
- ultraviolet photometry
- ultra-violet photomicrography
- ultraviolet polarimeter
- ultraviolet protection factor
- ultraviolet pumping
- ultraviolet radiation
- ultraviolet radiation detector
- ultraviolet radiation meter
- Ultraviolet Radiation of the Intergalactic Medium
- ultraviolet radiation test
- ultraviolet ray
- ultraviolet ray detecting
- ultraviolet ray disinfection
- Ultra-Violet Ray printing
- ultraviolet ray-visible absorption spectrum
- ultraviolet reflectance spectrometry
- ultraviolet refractometry
- ultraviolet resistant fiber
- ultraviolet satellite