Robot payload estimation, based on: C. G. Atkeson, C. H. An, and J. M. Hollerbach, “Estimation of Inertial Parameters of Manipulator Loads and Links,” Int. J. Rob. Res., vol. 5, no. 3, pp. 101–119, Sep. 1986. Maintained by auralius on GitHub, where it has earned 14 stars from the community.