Kengo Hashimoto, Ken-ichi Iwata. Properties of Optimal k-bit Delay Decodable Alphabetic Codes. IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences. 2024. E107-A. 3
K. Iwata, K. Hashimoto, T. Wakayama, H. Yamamoto. AIFV Codes Allowing 2-bit Decoding Delays for Unequal Bit Cost. Proceedings of 2024 International Symposium on Information Theory (ISIT2024). 2024. 49-54
H. Yamamoto, K. Iwata. An Asymmetric Encoding-Decoding Scheme for Lossless Data Compression. Proceedings of 2024 International Symposium on Information Theory (ISIT2024). 2024. 55-60
H. Yamamoto, K. Iwata. Encoding and Decoding Algorithms of ANS Variants and Evaluation of Their Average,Code Length. The IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences (Japanese edition). 2024
K. Hashimoto, K. Iwata. Optimality of Huffman Code in the Class of 1-bit Delay Decodable Codes. IEEE Journal on Selected Areas in Information Theory. 2022. 3. 4. 616-625