Finally, you should evaluate the system's effectiveness by directly measuring the user community's satisfaction in finding information of interest.

最后，您应当直接度量用户群在查找相关信息方面的满意度，从而评估系统的有效性。

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The third layer uses the satisfaction and attention degree calculated by the user interest to show the market trend of the products.

第三层利用用户兴趣信息计算产品的满意度和关注度来表现产品市场形势。

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This policy has reduced internal costs by 25 percent and raised end-user satisfaction by 200 percent.

FORBES: Lessons from the Australian Parliament's iPad Revolt