The art (and science) of feature engineering
combining best practices from science, and engineering

Data scientists, in general, do not just throw data into a model. They use feature engineering; transforming input data to make it easy for the chosen machine learning algorithm to pick up the subtleties in the data. Data scientists do this so the model can predict outcomes better.
In the image below you see a transformation of data into numeric values with meaning. In this article I’ll discuss why we still need feature engineering (FE) in the age of Large language models, and what some best practices are.
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