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Data Mining and Predictive Analysis by Colleen McCue

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6

Operationally Relevant Preprocessing

This chapter covers operationally relevant preprocessing, including a specialized analytical framework called Trinity Sight, which supports integrated analysis of time, space, and behavioral indicators or threats. This chapter also covers some frequently used data resources that have unique value as well as significant challenges (e.g., telephone and Internet data).

6.1 Operationally Relevant Recoding

In general, analysts should expect to spend approximately 80% of their time preparing the data and 20% of their time analyzing it.1 While this sounds like a terribly unattractive prospect, if the data preparation is done well, huge benefits in the overall quality of the analysis can be reaped. Moreover, the ...

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