K. Kobayashi

An input/output recursion for the trapdoor channel

K. Kobayashi, H. Morita, 2002, Proceedings IEEE International Symposium on Information Theory,.

Improvement of upper bound to the optimal average cost of the variable length code

T. Kawabata, K. Kobayashi, T. Kawabata, 1994, Proceedings of 1994 IEEE International Symposium on Information Theory.