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
- free vortex layer
- free walk
- free water
- free water knockout
- freeway
- freeway ETC system
- Freeway in Federal Republic of Germany
- freeway surveillance and control
- freeway surveillance and control system
- Free Weekly
- free will theory
- Free-Wilson addition model
- freeze concentration equipment
- freeze damage
- freeze-dried blood component products
- freeze drying
- freeze drying equipment
- freeze-drying lyophilization
- freeze-drying method
- freeze-etching
- freeze fractured method
- freeze fracture electron microscopy
- freeze-fracture electron microscopy
- freeze-fracture electron microscopy (FFEM)
- freeze-fracturing