The knowledge discovery of information system essentially is the problem that how to classify the objects according to the characteristic of attributes.

信息系统的知识发现问题本质上是按照属性特征将对象进行分类的问题。

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Learn how to apply the open source tools cnee and Perl in applications to measure the characteristic attributes of how users manipulate the mouse.

了解如何在应用程序中应用开源工具cnee和perl来测量用户操作鼠标的特点。

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Although this strong signal was never positively identified, astronomers have identified in it many attributes characteristic of a more mundane and ultimately terrestrial origin.

虽然这道强烈的信号从来没有被验明正身，但天文学家发现它在许多属性上更像是我们的世界中的，最终来源地可能是地球。

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Managing for the variance, instead of the average, is the outcome of great project leadership: a search for the best ideas, leadership thoughtfulness, ambitiousness, a passion for the job at-hand, the assemblage of the right skills, obsession with details, and unreasonableness in the attempt to get the most out of the talent assembled, are all attributes characteristic of great teams, and of great leaders.

FORBES: South to the Pole: Leadership Wins the Race

The particular properties of the volcanic soil are ideal for growing purple potatoes, black truffles, buckwheat, white corn and tomatoes, and Nogue insists the ingredients have a distinct flavour profile compared to the same vegetables and grains grown elsewhere, a characteristic he attributes to the soil's perfect balance of absorption and porosity, as well as its mineral properties.

BBC: Spain��s Catalonia after El Bulli