The rough sets reduction model is established by integrating rough sets theory with ID3 algorithm based on statistics, uncertainty fuzzy data set information can be processed with the model.

把粗糙集理论与基于概率统计ID3算法结合建立粗糙集约简模型，可处理不精确和模糊数据集信息。

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That large data set allowed them to analyze information for the 50 U.S.states separately, and also to identify trends by race and gender.

VOA: standard.2010.08.10

Big data refers to a set of information and data so large and complex that it becomes difficult to process using conventional database management tools.

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But when a corporation applies an algorithm to a huge data set to discern information about our desires, relationships, or health status it shares only the information of empathy, none of the relationship.

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In a 2010 study done at Kaiser Permanente reported in Health Affairs of 35, 423 people with diabetes, hypertension, or both, the use of secure patient-physician e-mail within a two-month period was associated with a statistically significant improvement in effectiveness of care as measured by the Healthcare Effectiveness Data and Information Set (HEDIS).

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