This protocol follows the topic based publish - subscribe scheme.

这个协议遵循基于主题的发布——订阅机制。

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On topic based routing, the subscriber would get all the messages on the registered topic.

采用基于主题的路由，订阅者将获得所注册主题上的所有消息。

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The interface should be able to adapt to different types of information that can be composed for a given topic based on the user profile and preferences.

这个界面应该能适用于不同类型的信息，这些信息是在用户个人文件和喜好的基础上针对某个已知的主题而组成的。

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But since a more focused search will likely yield more useful recommendations, buzz.com will also be able to suggest experts for that particular topic based on user "favorites" and comments.

FORBES: Magazine Article

One new force on the block, Appinions, provides contextual analysis, focusing more on topic-based comparisons, and less on creating an individual score.

FORBES: The Democratization of Social Influence

Who influences is very topic driven and based on real-time dynamic responses .

FORBES: @Oprah Has 4.3 Million Twitter Followers But Follows Only 19