One of r's strengths is its ability to calculate linear, as well as nonlinear regression models.
计算线性与非线性回归模型的能力是R的强大功能之一。
2
Nonlinear regression and quadratic response surface models.
非线性回归和二次响应面模型。
3
Adaptive controllers based on simplified linear and nonlinearmodels are studied by simulation and the results show that the latter has better property of convergence.