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
- extinction-prone species in fishery
- extinction rate
- extinction ratio
- extinction ratio meter
- extinction rule
- extinction stretch rate
- extinction theorem
- extinction theorem method
- extinction time
- extinction voltage
- extinct nuclide
- extinct radionuclides
- extinct volcano
- extine
- extinguishing agent
- extirpated species
- ext mining in social media
- extouch triangle
- eXTP
- extra
- extra-
- extra-axial imagery
- extra-axillary inflorescence
- extrabudgetary funds of township finance
- extra cambium