Non Linear, Regression, Data Science, Python, Least Squares.
in SciPy to train the NLS regression model on (y_train, X_train) as follows: result_nls_lm = least_squares(fun=calc_residual, x0=beta_initial, args=(X_train, y_train), method='lm', verbose=1) Notice that we are using the Levenberg–Marquardt algorithm (method=’lm’) to perform the iterative