Value Function Approximation on Non-Linear Manifolds for Robot Motor Control. - Masashi Sugiyama; Hirotaka Hachiya; Christopher Towell; Sethu Vijayakumar (ICRA, 2007)

Geodesic Gaussian kernels for value function approximation. - Masashi Sugiyama; Hirotaka Hachiya; Christopher Towell; Sethu Vijayakumar (Auton. Robots, 2008)

Learning nullspace policies. - Christopher Towell; Matthew Howard 001; Sethu Vijayakumar (IROS, 2010)