Masafumi Koyama

2000

doi dblp
Two improved access methods on compact binary (CB) trees.
Masami Shishibori|Masafumi Koyama|Makoto Okada|Jun-ichi Aoe
Information Processing and Management 2000 Volume 36 Issue 3

1998

doi dblp
A Fast Retrieving Algorithm of Hierarchical Relationships Using Trie Structures.
Masafumi Koyama|Kazuhiro Morita|Masao Fuketa|Jun-ichi Aoe
Information Processing and Management 1998 Volume 34 Issue 6