Data mining is the process of data analysis that results in discovery of implicit, but potentially useful information as well as previously unknown patterns and relationships, which are hidden in data (Witten, Frank 2005).
Definitions of
data mining abound, and they vary among practitioners.
The organization-level driver to support the investment in a data warehouse and in
data mining tools is that these investments identify value-adding business processes.
Data mining offers law enforcement agencies potential benefits in the area of tactical crime analysis.
explained that NAG
Data Mining Components were developed in response to requests by various commercial companies and researchers now using
data mining techniques to make better use of the vast and growing datasets that are now commonplace.
As a method to improve the sharing and storing of client information in data warehouses,
data mining is now beginning to make advances into these systems.
But the head of the agency would still have to certify in writing that the
data mining was necessary and appropriate for a lawful purpose.
Users build a map of their
data mining project--called a "stream"--by selecting icons--called "nodes"--that represent steps in the process.
One of the nice things about today's
data mining tools is you don't need a computer science degree to use them effectively," says Pelletier.
