You can also open other artifacts, such as a use case document, and highlight text to extract a requirement, as Figure 13 illustrates.

您还可以打开其他的工件，例如一个用例文件，并强调显示文本以提取一项需求，如图13所示。

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Text analysis can extract a set of keywords that characterize the document.

文本分析可以抽取出一组代表文档特征的关键词。

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Text analysis is the process of enabling computers to extract meaning from text.

文本分析是指使计算机能够从文本中提取意义的过程。

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"A lot of the text strings we have been able to extract are written in very good English, " he said.

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He used his knack for languages--he was studying Latin, Mandarin and French--to create a program that could extract the most relevant sentences out of long text.

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In his personal blog Grossman has described how a malicious website could create form text fields, probably invisibly, for the contact info it wanted to extract from a Safari user.

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