在此基础上，结合用户的个人兴趣，给出了文本特征抽取机制、文本推荐机制、文本与信息需求模型的匹配机制。

Also put forward are the approach for text feature extraction, the pattern of user annotations, and the mechanism for matching texts and profiles.

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其次，对指挥信息系统信息集成进行了需求分析，利用UML工具建立了数据源关联模型和指挥任务信息需求模型；

Secondly, it analyzes the needs of information integration of the command information system and creates a data source associated model and command task information need model using UML tools.

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例如，分析员使用适当的工具收集角色、任务、序列信息、资源、数据、叙述、需求，等等，并将它们作为构建 BP 模型的输入内容。

For example, the analyst gathers roles, tasks, sequence information, resources, data, narratives, requirements, and so on using appropriate tools and uses them as input to construct the BP model.

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