文学 计算语言学 释 text data mining 文本数据挖掘 从大规模真实文本数据中发现或推出新的信息，找出文本数据集合的模型，发现文本数据中所隐含的趋势，从文本数据的噪声中分离出有用的信号。
数据库 特种数据库 释文 text data mining 文本数据挖掘
- mean product
- mean profile
- mean proportional
- mean pulse
- mean p-valent function
- mean-quadratic regression
- mean radial velocity
- mean radiant temperature
- mean radiation intensity
- mean radius of curvature
- mean range
- mean recurrence time
- mean refraction
- mean regression
- mean relative error
- mean residence time
- mean residence time of soil organic matter
- mean residual life function
- mean residue weight
- mean retention time
- mean return time
- mean right ascension
- mean run density
- means
- means and methods of warfare