Jacob Abernethy, Manfred K. Warmuth, Joel Yellin. When Random Play is Optimal Against an Adversary. In Rocco A. Servedio, Tong Zhang, editors, 21st Annual Conference on Learning Theory - COLT 2008, Helsinki, Finland, July 9-12, 2008. pages 437-446, Omnipress, 2008. [doi]
Abstract is missing.