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Prepare data for ML

Prepare data for Machine learning algorithms

QuestionAnswer
Reasons to prepare data for ML algos? * Reproduce transformations on any dataset * Build a library of transformation functions that you can reuse * Use these functions in your live system to transform new data before feeding it to your algorithms * Easily try various transform and see whic
Data cleaning options for attributes 1. Get rid of the corresponding rows containing the missing attribute 2.Get rid of the whole attribute 3.Set the values of some value (zero,the mean, the median,etc.)
Scikit-learn Design: main design principles * Consistency * Inspection *Non proliferation of classes * Composition * Sensible defaults
Sciket-learn: Consistency principle All objects share a consistent and simple interface
Created by: pattypooh