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What is Data Pre-processing in Machine Learning ?

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What is Data Pre-processing in Machine Learning ?
posted Dec 19, 2017 by Manish Tiwari

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Data Preprocessing is a technique that is used to convert the raw data into a clean data set. In other words, whenever the data is gathered from different sources it is collected in raw format which is not feasible for the analysis.

Therefore, certain steps are executed to convert the data into a small clean data set. This technique is performed before the execution of Iterative Analysis. The set of steps is known as Data Preprocessing. It includes -

Data Cleaning

Data Integration 

Data Transformation

Data Reduction
answer Dec 22, 2017 by Manikandan J
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