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Machine Learning with Spark - Second Edition by Nick Pentreath, Manpreet Singh Ghotra, Rajdeep Dua

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Improving model performance and tuning parameters

In Chapter 6, Building a Classification Model with Spark, we showed how feature transformation and selection can make a large difference to the performance of a model. In this chapter, we will focus on another type of transformation that can be applied to a dataset: transforming the target variable itself.

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