As of Version 7.0, has become a property of NonlinearModelFit.
- To use , you first need to load the Regression Common Functions Package. You can do this by using , which will automatically load the Regression Common Functions Package, or you can load the package directly by using .
- gives a vector of the estimated differences between the parameter estimates and the true parameter values.
- is based on the average curvature of the solution locus tangential to the least-squares estimate.