Machine Learning, Linear Regression, Data Science, Artificial Intelligence.
as: the solution for lasso is given by soft-thresholding: def soft_threshold(z_i,lambda_reg): if z_i < - lambda_reg: return (z_i + lambda_reg) elif z_i > lambda_reg: return (z_i - lambda_reg) else: return 0 def fit_lasso_regressor(x, y, reg_lambda, include_bias=True, n_iter=50): # Random