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Practical Predictive Analytics by Ralph Winters

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Data input

Data by itself is just a pure stream of a numerical something. It is the analytics process that turns this something into knowledge, but before we start understanding it, we have to be able to obtain it. The number of ways in which we can now generate data has grown exponentially. Progressing from fixed length format, through HTML, and then to free form unstructured input, and then to today's schema on read technologies, there are so many different data formats today that there is a very good chance that you haven't, and will never work with a few of them. Reading data in and understanding the variables and what the data represents can also be incredibly frustrating. Integrating the data with other sources, both internal and external, ...

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