Use ArraySelector in Autodiff The class ArraySelector is now used in autodiff to store the parameters and residuals. This reduces overhead of FixedArray for fixed-sized residuals and allows more optimizations due to inlining and unrolling. Change-Id: Ibadc5644e64d672f7a555e250fb1f8da262f9d4f
Ceres Solver is an open source C++ library for modeling and solving large, complicated optimization problems. It is a feature rich, mature and performant library which has been used in production at Google since 2010. Ceres Solver can solve two kinds of problems.
Please see ceres-solver.org for more information.