管理学 观点挖掘 释 opinion mining 观点挖掘 以各种主观性文本为挖掘对象，利用自然语言处理以及数据挖掘技术，从大量文本中获取有价值的评价信息和观点的过程。又称意见挖掘、情感分析。
数据库 数据库新技术 释文 opinion mining 观点挖掘
- magnetic resonance imaging plain scan, MRI plain scan
- magnetic resonance imaging technology
- magnetic resonance sounding
- magnetic resonance sounding and transient electromagnetic joint detecting instrument
- magnetic resonance spectroscopy
- magnetic resonance spectroscopy, MRS
- magnetic resonance spectrum，MRS
- magnetic resonance velocimetry
- magnetic resonant scattering
- magnetic retardation
- magnetic reversal
- magnetic reversal, reversal magnetization
- magnetic Reynolds number
- magnetic reynolds number
- magnetic rigidity
- magnetic rope
- magnetic rotation
- magnetics
- magnetic sail propulsion
- magnetic saturation
- magnetic saturation device/magnetic saturation choke
- magnetic scalar potential
- magnetic scattering
- magnetic screen
- magnetic screening