+
PDF
Chat
|
Unbiased weighing matrices of weight $9$
|
2025
|
Makoto Araya
Masaaki Harada
Hadi Kharaghani
Sho Suda
Wenbao Yu
|
+
|
On matrix product factorization of graphs
|
2024
|
Farzad Maghsoudi
Babak Miraftab
Sho Suda
|
+
PDF
Chat
|
Constructions of self-orthogonal and LCD subspace codes
|
2024
|
Dean Crnković
Keita Ishizuka
Hadi Kharaghani
Sho Suda
Andrea Švob
|
+
|
Strongly Regular Graphs from Pseudocyclic Association Schemes
|
2024
|
Koji Momihara
Sho Suda
|
+
PDF
Chat
|
Constructions of $t$-designs from weighing matrices and walk-regular
graphs
|
2024
|
Gary R. W. Greaves
Sho Suda
|
+
|
Embedding Dimensions of Matrices Whose Entries are Indefinite Distances in the Pseudo-Euclidean Space
|
2024
|
Hiroshi Nozaki
Masashi Shinohara
Sho Suda
|
+
|
Uniqueness of an association scheme related to the Witt design on 11 points
|
2023
|
Alexander L. Gavrilyuk
Sho Suda
|
+
PDF
Chat
|
Hadamard Matrices related to Projective Planes
|
2023
|
Hadi Kharaghani
Sho Suda
|
+
PDF
Chat
|
On the multiplicities of digraph eigenvalues
|
2023
|
Alexander L. Gavrilyuk
Sho Suda
|
+
|
Uniqueness of an association scheme related to the Witt design on 11 points
|
2023
|
Alexander L. Gavrilyuk
Sho Suda
|
+
|
On Matrix Product Factorization of graphs
|
2023
|
Farzad Maghsoudi
Babak Miraftab
Sho Suda
|
+
|
Embeddable partial Hadamard matrices related to the projective planes
|
2023
|
Hadi Kharaghani
Sho Suda
Yash Shamsundar Khobragade
|
+
|
Square (1,−1)-matrices with large determinants and near-Hadamard matrices
|
2022
|
Koji Momihara
Sho Suda
Qing Xiang
|
+
PDF
Chat
|
On a class of optimal constant weight ternary codes
|
2022
|
Hadi Kharaghani
Sho Suda
Vlad Zaitsev
|
+
PDF
Chat
|
Quasi-balanced weighing matrices, signed strongly regular graphs and association schemes
|
2022
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
PDF
Chat
|
A Family of Balanced Generalized Weighing Matrices
|
2022
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
PDF
Chat
|
Q-polynomial coherent configurations
|
2022
|
Sho Suda
|
+
|
Semidefinite programming bounds for complex spherical codes
|
2022
|
Wei-Jiun Kao
Sho Suda
Wei-Hsuan Yu
|
+
|
Quasi-balanced weighing matrices, signed strongly regular graphs and association schemes
|
2022
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
|
Embedding dimensions of matrices whose entries are indefinite distances in the pseudo-Euclidean space
|
2022
|
Hiroshi Nozaki
Masashi Shinohara
Sho Suda
|
+
|
Hadamard matrices related to the projective planes
|
2022
|
Hadi Kharaghani
Sho Suda
|
+
PDF
Chat
|
Balanced weighing matrices
|
2021
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
PDF
Chat
|
Balancedly splittable orthogonal designs and equiangular tight frames
|
2021
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
|
Balancedly splittable orthogonal designs and equiangular tight frames
|
2021
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
|
$Q$-polynomial coherent configurations
|
2021
|
Sho Suda
|
+
|
Balanced Weighing Matrices
|
2021
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
|
Mutually orthogonal Sudoku Latin squares and their graphs
|
2021
|
Sho Kubota
Sho Suda
Akane Urano
|
+
|
On a class of optimal constant weight ternary codes
|
2021
|
Hadi Kharaghani
Sho Suda
Vlad Zaitsev
|
+
|
A family of balanced generalized weighing matrices
|
2021
|
Hadi Kharaghani
Thomas Pender
Sho Suda
|
+
|
Divisible design digraphs and association schemes
|
2020
|
Hadi Kharaghani
Sho Suda
|
+
PDF
Chat
|
Disjoint weighing matrices
|
2020
|
Hadi Kharaghani
Sho Suda
B. Tayfeh‐Rezaie
|
+
PDF
Chat
|
On Tight 4-Designs in Hamming Association Schemes
|
2020
|
Alexander L. Gavrilyuk
Sho Suda
Janoš Vidali
|
+
|
Disjoint weighing matrices
|
2020
|
Hadi Kharaghani
Sho Suda
B. Tayfeh‐Rezaie
|
+
|
Commutative association schemes obtained from twin prime powers, Fermat primes, Mersenne primes
|
2020
|
Hadi Kharaghani
Sho Suda
|
+
|
Divisible design digraphs and association schemes
|
2020
|
Hadi Kharaghani
Sho Suda
|
+
|
New constructions of Deza digraphs
|
2020
|
Dean Crnković
Hadi Kharaghani
Sho Suda
Andrea Švob
|
+
|
New constructions of Deza digraphs
|
2020
|
Dean Crnković
Hadi Kharaghani
Sho Suda
Andrea Švob
|
+
|
Disjoint weighing matrices
|
2020
|
Hadi Kharaghani
Sho Suda
B. Tayfeh‐Rezaie
|
+
|
Gram matrices of reproducing kernel Hilbert spaces over graphs IV. (Quadratic inequalities for graph Laplacians)
|
2019
|
Michio Seto
Sho Suda
|
+
PDF
Chat
|
Linked systems of symmetric group divisible designs of type II
|
2019
|
Hadi Kharaghani
Sho Suda
|
+
|
On the multiplicities of digraph eigenvalues
|
2019
|
Alexander L. Gavrilyuk
Sho Suda
|
+
|
Balancedly splittable Hadamard matrices
|
2018
|
Hadi Kharaghani
Sho Suda
|
+
|
On tight $4$-designs in Hamming association schemes
|
2018
|
Alexander L. Gavrilyuk
Sho Suda
Janoš Vidali
|
+
PDF
Chat
|
Complex Spherical Codes with Three Inner Products
|
2018
|
Hiroshi Nozaki
Sho Suda
|
+
|
Non-commutative association schemes and their fusion association schemes
|
2018
|
Hadi Kharaghani
Sho Suda
|
+
|
On the Smith normal form of a skew-symmetric D-optimal design of order $n\equiv 2\pmod{4}$
|
2018
|
Gary R. W. Greaves
Sho Suda
|
+
|
Balancedly splittable Hadamard matrices
|
2018
|
Hadi Kharaghani
Sho Suda
|
+
|
On tight $4$-designs in Hamming association schemes
|
2018
|
A. Gavrilyuk
Sho Suda
Janoš Vidali
|
+
|
Linked system of symmetric group divisible designs of type II
|
2017
|
Hadi Kharaghani
Sho Suda
|
+
PDF
Chat
|
On a class of quaternary complex Hadamard matrices
|
2017
|
Kai Fender
Hadi Kharaghani
Sho Suda
|
+
|
Unbiased orthogonal designs
|
2017
|
Hadi Kharaghani
Sho Suda
|
+
|
A strongly regular decomposition of the complete graph and its association scheme
|
2017
|
Hadi Kharaghani
Sara Sasani
Sho Suda
|
+
PDF
Chat
|
Symmetric and Skew-Symmetric {0,±1}-Matrices with Large Determinants
|
2017
|
Gary R. W. Greaves
Sho Suda
|
+
PDF
Chat
|
Linked systems of symmetric group divisible designs
|
2017
|
Hadi Kharaghani
Sho Suda
|
+
PDF
Chat
|
Upper bounds on the size of transitive subtournaments in digraphs
|
2017
|
Koji Momihara
Sho Suda
|
+
PDF
Chat
|
A semidefinite programming approach to a cross-intersection problem with measures
|
2017
|
Sho Suda
Hajime Tanaka
Norihide Tokushige
|
+
|
Strongly regular decompositions and symmetric association schemes of a power of two
|
2017
|
Hadi Kharaghani
Sara Sasani
Sho Suda
|
+
|
Non-commutative association schemes and their fusion association schemes
|
2017
|
Hadi Kharaghani
Sho Suda
|
+
|
On a class of quaternary complex Hadamard matrices
|
2017
|
Kai Fender
Hadi Kharaghani
Sho Suda
|
+
|
Commutative association schemes obtained from twin prime powers, Fermat primes, Mersenne primes
|
2017
|
Hadi Kharaghani
Sho Suda
|
+
|
New families of Hadamard matrices with maximum excess
|
2017
|
Mitsugu Hirasaka
Koji Momihara
Sho Suda
|
+
PDF
Chat
|
Hoffman’s Coclique Bound for Normal Regular Digraphs, and Nonsymmetric Association Schemes
|
2017
|
Hadi Kharaghani
Sho Suda
|
+
|
Linked systems of symmetric group divisible designs of type II
|
2017
|
Hadi Kharaghani
Sho Suda
|
+
|
Conference Matrices With Maximum Excess and Two-intersection Sets.
|
2016
|
Koji Momihara
Sho Suda
|
+
PDF
Chat
|
Quasi-unbiased Hadamard matrices and weakly unbiased Hadamard matrices: A coding-theoretic approach
|
2016
|
Makoto Araya
Masaaki Harada
Sho Suda
|
+
|
Supplementary difference sets related to a certain class of complex spherical 2-codes
|
2016
|
Makoto Araya
Masaaki Harada
Sho Suda
|
+
|
Unbiased orthogonal designs
|
2016
|
Hadi Kharaghani
Sho Suda
|
+
|
Upper bounds on the size of transitive subtournaments in digraphs
|
2016
|
Koji Momihara
Sho Suda
|
+
|
Linked systems of symmetric group divisible designs
|
2016
|
Hadi Kharaghani
Sho Suda
|
+
|
Conference matrices with maximum excess and two-intersection sets
|
2016
|
Koji Momihara
Sho Suda
|
+
|
Supplementary difference sets related to a certain class of complex spherical 2-codes
|
2016
|
Makoto Araya
Masaaki Harada
Sho Suda
|
+
|
On binary codes related to mutually quasi-unbiased weighing matrices
|
2016
|
Masaaki Harada
Sho Suda
|
+
PDF
Chat
|
On Relative $t$-Designs in Polynomial Association Schemes
|
2015
|
Eiichi Bannaĭ
Etsuko Bannai
Sho Suda
Hajime Tanaka
|
+
|
Symmetric Bush-type generalized Hadamard matrices and association schemes
|
2015
|
Hadi Kharaghani
Sho Suda
|
+
|
Complex spherical codes with two inner products
|
2015
|
Hiroshi Nozaki
Sho Suda
|
+
PDF
Chat
|
Mutually Unbiased Bush-type Hadamard Matrices and Association Schemes
|
2015
|
Hadi Kharaghani
Sara Sasani
Sho Suda
|
+
PDF
Chat
|
Weighing matrices and spherical codes
|
2015
|
Hiroshi Nozaki
Sho Suda
|
+
PDF
Chat
|
Characterizations of Regularity for certain $Q$-Polynomial Association Schemes
|
2015
|
Sho Suda
|
+
|
Complex spherical codes with three inner products
|
2015
|
Hiroshi Nozaki
Sho Suda
|
+
|
On binary codes related to mutually quasi-unbiased weighing matrices
|
2015
|
Masaaki Harada
Sho Suda
|
+
|
Hoffman's coclique bound for normal regular digraphs, and nonsymmetric association schemes
|
2015
|
Hadi Kharaghani
Sho Suda
|
+
|
Mutually Unbiased Biangular Vectors and Association Schemes
|
2015
|
W. H. Holzmann
Hadi Kharaghani
Sho Suda
|
+
|
Gram Matrices of Reporducing Kernel Hilbert Spaces over Graphs II (Graph Homomorphisms and De Branges-Rovnyak Spaces)
|
2015
|
Michio Seto
Sho Suda
Tetsuji Taniguchi
|
+
|
Symmetric Bush-type generalized Hadamard matrices and association schemes
|
2015
|
Hadi Kharaghani
Sho Suda
|
+
|
Quasi-unbiased Hadamard matrices and weakly unbiased Hadamard matrices: a coding-theoretic approach
|
2015
|
Makoto Araya
Masaaki Harada
Sho Suda
|
+
|
Complex spherical codes with two inner products
|
2015
|
Hiroshi Nozaki
Sho Suda
|
+
PDF
Chat
|
A two-fold cover of strongly regular graphs with spreads and association schemes of class five
|
2014
|
Sho Suda
|
+
PDF
Chat
|
A cross-intersection theorem for vector spaces based on semidefinite programming
|
2014
|
Sho Suda
Hajime Tanaka
|
+
|
A two-fold cover of strongly regular graphs with spreads and association schemes of class five
|
2014
|
Sho Suda
|
+
|
Mutually Unbiased Bush-type Hadamard Matrices and Association Schemes
|
2014
|
Hadi Kharaghani
Sara Sasani
Sho Suda
|
+
|
Gram matrices of reproducing kernel Hilbert spaces over graphs
|
2013
|
Michio Seto
Sho Suda
Tetsuji Taniguchi
|
+
PDF
Chat
|
Complex Spherical Designs and Codes
|
2013
|
Aidan Roy
Sho Suda
|
+
|
Association schemes related to weighing matrices
|
2013
|
Hiroshi Nozaki
Sho Suda
|
+
|
Weighing matrices and spherical codes
|
2013
|
Hiroshi Nozaki
Sho Suda
|
+
PDF
Chat
|
A characterization of skew Hadamard matrices and doubly regular tournaments
|
2012
|
Hiroshi Nozaki
Sho Suda
|
+
PDF
Chat
|
On $Q$-Polynomial Association Schemes of Small Class
|
2012
|
Sho Suda
|
+
|
A generalization of the Erdős–Ko–Rado theorem to <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si29.gif" display="inline" overflow="scroll"><mml:mi>t</mml:mi></mml:math>-designs in certain semilattices
|
2012
|
Sho Suda
|
+
|
A generalization of Erd\H{o}s--Ko--Rado theorem to $t$-designs in certain semilattices
|
2012
|
Sho Suda
|
+
|
Gram matrices of reproducing kernel Hilbert spaces over graphs
|
2012
|
Michio Seto
Sho Suda
Tetsuji Taniguchi
|
+
|
On $Q$-polynomial association schemes of small class
|
2012
|
Sho Suda
|
+
|
A characterization of skew Hadamard matrices and doubly regular tournaments
|
2012
|
Hiroshi Nozaki
Sho Suda
|
+
|
A generalization of Erdős--Ko--Rado theorem to $t$-designs in certain semilattices
|
2012
|
Sho Suda
|
+
|
New parameters of subsets in polynomial association schemes
|
2011
|
Sho Suda
|
+
PDF
Chat
|
On spherical designs obtained from Q-polynomial association schemes
|
2011
|
Sho Suda
|
+
PDF
Chat
|
Bounds on <i>s</i>-Distance Sets with Strength <i>t</i>
|
2011
|
Hiroshi Nozaki
Sho Suda
|
+
|
Complex spherical designs and codes
|
2011
|
Aidan Roy
Sho Suda
|
+
|
Coherent configurations and triply regular association schemes obtained from spherical designs
|
2010
|
Sho Suda
|
+
|
New parameters of subsets in polynomial schemes
|
2010
|
Sho Suda
|
+
|
Bounds on $s$-distance sets with strength $t$
|
2010
|
Hiroshi Nozaki
Sho Suda
|
+
|
Characterizations of regularity for certain $Q$-polynomial association schemes
|
2009
|
Sho Suda
|
+
|
On spherical designs obtained from $Q$-polynomial association schemes
|
2009
|
Sho Suda
|
+
|
Coherent configurations and triply regular association schemes obtained from spherical designs
|
2009
|
Sho Suda
|
+
|
Association schemes related to universally optimal configurations, Kerdock codes and extremal Euclidean line-sets
|
2008
|
Kanat Abdukhalikov
Eiichi Bannaĭ
Sho Suda
|