Create new features by multiplying or dividing existing numerical columns (e.g., Price * Quantity ). Polynomial Features: Generate x2x squared for non-linear relationships.
Capture sequences of words (bigrams or trigrams) to maintain context. 75bdb.7z
Calculate the moving average or standard deviation over a specific window. Create new features by multiplying or dividing existing
Replace categorical levels with the mean of the target variable. 75bdb.7z
Convert continuous numerical data into discrete categories (e.g., "Low", "Medium", "High"). 2. If it contains Time-Series Data Lag Features: Include values from previous time steps (