Gratton, Serge; Gürol, Selime; Toint, Philippe - In: Computational Optimization and Applications 54 (2013) 1, pp. 1-25
When solving nonlinear least-squares problems, it is often useful to regularize the problem using a quadratic term, a practice which is especially common in applications arising in inverse calculations. A solution method derived from a trust-region Gauss-Newton algorithm is analyzed for such...