Maya Tutorial Deformation Learning Solver v1.5, the greatest feature came in this update is the ability of reverse bone animations from mesh sequences, can use for converting blend-shape-based facial animation or cloth simulation to bone animation it’s very handy for game engine or any real-time application.



Maya Tutorial Deformation Learning Solver
Limitations
Insignificant bones which influence less than three vertices will cause the solver fail to compute transformations.
Performance
Test You may notice the total errors in Cloth test is extremely large, that’s due to the size of model is quite bigger than the unit sphere.
More information goes to here: riggingtd.com/2015/09/deformation-learning-solver-v1-5/