Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2022/03/01 Vol. E105-DNo. 3 ;
pp. 474-480 Type of Manuscript: Special Section PAPER (Special Section on Foundations of Computer Science - New Trends of Theory of Computation and Algorithm -) Category: Keyword: algorithm, combinatorial optimization, mathematical optimization, binary tree, Huffman coding,
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2015/06/01 Vol. E98-ANo. 6 ;
pp. 1189-1196 Type of Manuscript: Special Section PAPER (Special Section on Discrete Mathematics and Its Applications) Category: Keyword: combinatorial optimization, polynomial-time algorithm, binary tree, optimal tree, Huffman coding,