Tomohiko Okayama, Ryo Yoshinaka, Keisuke Otaki, Akihiro Yamamoto. A Sufficient Condition for Learning Unbounded Unions of Languages with Refinement Operators. In International Symposium on Artificial Intelligence and Mathematics, ISAIM 2014, Fort Lauderdale, FL, USA, January 6-8, 2014. 2014. [doi]
Abstract is missing.