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
- positive energy theorem
- positive energy wave
- positive entropy
- positive excess coefficient
- positive existential sentence
- positive extension
- positive eyepiece
- positive feedback
- positive feedback amplifier
- positive film
- positive flower structure
- positive formula
- positive function
- positive functional
- positive fundamental sequence
- positive glow
- positive Grassmannian
- positive half-trajectory
- positive helicity spinors
- positive Hermitian kernel
- positive Hermitian operator
- positive homogeneous function
- positive hull
- positive image
- positive index of inertia