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
- the milky way
- The Millennium Development Goals
- The Mill on the Floss
- the minamata events
- The Mind and Society: A Treatise on General Sociology
- the Mind Philosophy of Lu Jiuyuan and Wang Yangming
- The Miners of Kutná Hora
- the Ming-Bian thoughts of the Pre-Qin period
- The Ming Dynasty’s Last Emperor
- The mini-cog
- the minimum food processing technology
- The Minister’s Wife
- The Ministry of Rites in Feudal China
- The Ministry of War in Feudal China
- the ministry of works in ancient China
- The Minority Film History of China
- The Minority Language Situation of China
- The Minutes of the National Rural Work Conference
- The Miraculous Mandarin
- The mire of China
- The Mirror
- The Mirror of Evil Injustice
- THEMIS
- Themis
- the mise-a-la-masse method