Time spent: the time spent on this work item, if the contributor doesn't set value to this data field, we believe its value is 0.

花费的时间：花费在该工作项之上的时间，如果操作者没有设置该数据区域的值，那么我们相信该值为0。

youdao

Corrected estimate: the corrected estimate of the work item, if the contributor doesn't set value to this data field, we believe its value is 0.

校正估计时间：工作项的校正估计时间，如果操作者没有设置该数据区域的值，那么我们相信该值为0。

youdao

Every attribute in the data set should be normalized, whereby each value is divided by the difference between the high value and the low value in the data set for that attribute.

数据集内的每个属性都应该是规格化的，因此，每个值均除以该属性在数据集内的最高值与最低值间的差值。

youdao

Sourcing what is available though social networks we can provide a lot of value by augmenting that data set.

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The value of multiple analytic methods on the entire data set is exponential, not additive.

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Then set your data scientists and data enthusiasts on a path to quickly find out what value there might be in the numerous big data sets that are arriving.

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