Model selection

Model selection is the process of choosing a statistical or machine learning model from a set of candidate models, based on their performance and suitability for a given dataset or task. It involves balancing model complexity and goodness of fit to optimize predictive accuracy and interpretability.

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Feature engineering

Feature engineering is the process of using domain knowledge to select, modify, or create features from raw data to improve the performance of machine learning models. It involves techniques such as transformation, extraction, and selection of attributes to enhance predictive accuracy.

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