Papers
- Connectedness of the space of spherical design (with Yukio Inui and Akihiro Munemasa), preprint.
- Nomura algebra of nonsymmetric Hadamard models (with Akihiro Munemasa), Des. Codes Cryptogr, in press.
- Spin models constructed from Hadamard matrices (with Akihiro Munemasa), J. Applied Mathematics and Computing 40 (2012) 231-248.
PDF
- Pseudocyclic association schemes and strongly regular graphs, European J. Combin., 31 (2010), 1513-1519 (with Akihiro Munemasa) arXiv
- A new example of non-amorphous association schemes, Contributions to Discrete Mathematics 3, no. 2 (2008), 31--36
(with Akihiro Munemasa).
- General form of non-symmetric spin models, J. Algebraic Combinatorics, 12 (2000), 59-72 (with Kazumasa Nomura).
Abstract/Article
- Spin models corresponding to non-symmetric association schemes of class 2,
Memoirs Fac. Sci., Kyushu Univ., Ser. A, 47, No.2, (1993) 383-390.
PDF
- On pseudo-automorphisms and fusions of an association scheme, Europ. J. Combin., 12 (1991), 317-325
(with Tatsuro Ito and Akihiro Munemasa).
Preprint
- Spin models on association schemes of small classes, preprint.
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Proceedings
- A new non-amorphous association sceheme on $\text{GF}(2^{20})$, 第7回 代数学と計算 (AC2007) (首都大学東京) (PDF)
- An infinite class of non-symmetric spin models, Potts models, and Hadamard Matrices,
Proceedings of an International Conference in Honar of Eiichi Bannai's 60th Birthday (2006) 326-334.
- General form of non-symmetric spin models,
Proceedings of the International Conference on Algebra, in press.
- Spin models constructed from the Hamming association scheme H(d,q),
Proceedings of the 10th Algebraic Combinatorial Symposium at Gifu University, (1992) 91-106,
(with Eiichi Bannai, Etsuko Bannai and Kenichi Kawagoe).
Others
- あるスピンモデルに付随した association schemes について, 第19回有限群論草津セミナー (2007) 58-63.
- Four mutually unbaised basis constructed from cyclic spin models on 4 vertices.
- A.V.Ivanov の条件を満たす association schemes の分類,
第14回有限群論草津セミナー (2003) 72-77.
- On association schemes with A.V.Ivanov's condition,
第19回代数的組合せ論研究集会 (熊本大学) (2003) 207-216.
- Some special cases of non-amorphous association schemes with A.V.Ivanov's condition,
京都大学数理解析学研究所 講究録 974, 群論と組合せ論 (2002) 137-148.
- 震災医療の医療情報, 医療情報学, 15, No.2, 123-128.
- インターネットを利用した学内 Medline 文献検索システム,
平成6年度国立大学附属病院医療情報部門連絡会議シンポジウム論文集, 57-58.