Info extraction

• 信息提取

Info extraction的用法和样例：

例句

1. Econometrics involves the extraction of information from data.
   计量经济学涉及信息提取的数据。
2. Data mining is an information extraction activity whose goal is to discover hidden facts contained in databases.
   数据挖掘是信息提取的活动，其目标是发现隐藏的事实数据库。