Non Linear, Regression, Data Science, Python, Least Squares.
dmatrices(expr, df_train, return_type='dataframe') y_test, X_test = dmatrices(expr, df_test, return_type='dataframe') Let’s define a couple a functions. The first function we will define is one that will calculate the exponentiated mean: mu_cap = exp(X*β_cap): def calc_exponentiated_mean(beta, x):