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Big Data Scientist - Machine Learning
Intermediate
1/5
What is the purpose of feature engineering in data mining?
a.
Feature engineering involves reducing the dimensionality of data by removing irrelevant or redundant features
b.
Feature engineering involves extracting data from unstructured sources like text and images
c.
Feature engineering involves transforming raw data into useful features that can be used to improve machine learning models
d.
Feature engineering involves clustering data into groups based on similarity
Intermediate