Instead, we have the rudimentary systems of structured natural language commands.

但我们已经有了一个由结构化的自然语言命令组成的简陋的系统。

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Information Extraction (ie) is the process of identifying specified types of events or relations in natural language texts, and recording this information in a structured form.

信息抽取是指从自然语言文本中识别特定类型的事件或关系的信息，并将这些信息格式化输出。

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The difference between regular data mining and text mining is that in text mining the patterns are extracted from natural language text rather than from structured databases of facts.

文本数据挖掘也不同于常规意义上的数据挖掘，常规数据挖掘是在数据库中发现感兴趣的模式，而文本数据挖掘是从自然语言文本中发现模式。

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