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Harada, Masaaki

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Author ID: harada.masaaki Recent zbMATH articles by "Harada, Masaaki"
Published as: Harada, M.; Harada, Masaaki
Homepage: http://www.math.is.tohoku.ac.jp/~mharada/harada.html
External Links: dblp
Documents Indexed: 176 Publications since 1995

Publications by Year

Citations contained in zbMATH Open

149 Publications have been cited 900 times in 396 Documents Cited by Year
Type II codes over \(\mathbb{F}_2+u \mathbb{F}_2\). Zbl 0947.94023
Dougherty, Steven T.; Gaborit, Philippe; Harada, Masaaki; Solé, Patrick
78
1999
Type II codes, even unimodular lattices, and invariant rings. Zbl 0958.94042
Bannai, Eiichi; Dougherty, Steven T.; Harada, Masaaki; Oura, Manabu
50
1999
Extremal binary self-dual codes. Zbl 0899.94019
Dougherty, Steven T.; Gulliver, T. Aaron; Harada, Masaaki
41
1997
On self-dual codes over some prime fields. Zbl 1037.94007
Betsumiya, Koichi; Georgiou, Stelios; Gulliver, T. Aaron; Harada, Masaaki; Koukouvinos, Christos
24
2003
Type IV self-dual codes over rings. Zbl 0956.94025
Dougherty, Steven T.; Gaborit, Philippe; Harada, Masaaki; Munemasa, Akihiro; Solé, Patrick
22
1999
Self-dual codes over rings and the Chinese remainder theorem. Zbl 1131.94344
Dougherty, Steven T.; Harada, Masaaki; Solé, Patrick
21
1999
Type II self-dual codes over finite rings and even unimodular lattices. Zbl 0958.94037
Dougherty, Steven T.; Gulliver, T. Aaron; Harada, Masaaki
20
1999
Some restrictions on weight enumerators of singly even self-dual codes. Zbl 1316.94109
Harada, Masaaki; Munemasa, Akihiro
19
2006
Type II codes over \(\mathbb F_2+ u\mathbb F_2\) and applications to Hermitian modular forms. Zbl 1048.11038
Bannai, Eiichi; Harada, Masaaki; Ibukiyama, Tomoyoshi; Munemasa, Akihiro; Oura, Manabu
19
2003
Classification of extremal double-circulant self-dual codes of length up to \(62\). Zbl 0949.94004
Harada, Masaaki; Gulliver, T. Aaron; Kaneta, Hitoshi
18
1998
Symmetric \((4,4)\)-nets and generalized Hadamard matrices over groups of order 4. Zbl 1055.05019
Harada, Masaaki; Lam, Clement; Tonchev, Vladimir D.
16
2005
Construction of optimal type IV self-dual codes over \({\mathbb{F}}_2+u{\mathbb{F}}_2\). Zbl 0960.94038
Gulliver, T. Aaron; Harada, Masaaki
15
1999
Classification of extremal double circulant formally self-dual even codes. Zbl 0866.94018
Gulliver, T. Aaron; Harada, Masaaki
14
1997
Double circulant and quasi-twisted self-dual codes over \(\mathbb F_5\) and \(\mathbb F_7\). Zbl 1207.94071
Gulliver, T. Aaron; Harada, Masaaki; Miyabayashi, Hiroki
12
2007
Binary optimal odd formally self-dual codes. Zbl 1036.94012
Betsumiya, Koichi; Harada, Masaaki
12
2001
Self-dual codes over \(Z_4\) and unimodular lattices: A survey. Zbl 0998.11035
Harada, Masaaki; Solé, Patrick; Gaborit, Philippe
12
1999
New extremal type II codes over \(\mathbb{Z}_4\). Zbl 0911.94005
Harada, Masaaki
12
1998
Classification of extremal double circulant self-dual codes of lengths 64 to 72. Zbl 0904.94018
Gulliver, T. Aaron; Harada, Masaaki
12
1998
The existence of a self-dual \([70 ,35 ,12]\) code and formally self-dual codes. Zbl 1053.94561
Harada, Masaaki
12
1997
Classification of extremal double circulant self-dual codes of lengths 74–88. Zbl 1098.94039
Gulliver, T. Aaron; Harada, Masaaki
11
2006
Self-orthogonal codes from symmetric designs with fixed-point-free automorphisms. Zbl 1019.94019
Harada, Masaaki; Tonchev, Vladimir D.
11
2003
On the covering radius of \(\mathbb{Z}_4\)-codes and their lattices. Zbl 0959.94036
Aoki, Toru; Gaborit, Philippe; Harada, Masaaki; Ozeki, Michio; Solé, Patrick
11
1999
Extremal self-dual codes of length 64 through neighbors and covering radii. Zbl 1128.94010
Chigira, Naoki; Harada, Masaaki; Kitazume, Masaaki
10
2007
Ternary code construction of unimodular lattices and self-dual codes over \(\mathbb Z_6\). Zbl 1027.94022
Harada, Masaaki; Kitazume, Masaaki; Ozeki, Michio
10
2002
Weight enumerators of double circulant codes and new extremal self-dual codes. Zbl 0872.94048
Gulliver, T. Aaron; Harada, Masaaki
10
1997
Shadow codes over \({\mathbb Z}_4\). Zbl 1005.94023
Dougherty, Steven T.; Harada, Masaaki; Solé, Patrick
9
2001
Classification of formally self-dual even codes of lengths up to 16. Zbl 0979.94046
Betsumiya, Koichi; Harada, Masaaki
9
2001
Codes over \(\mathbb F_{3} + u\mathbb F_{3}\) and improvements to the bounds on ternary linear codes. Zbl 0961.94013
Gulliver, T. Aaron; Harada, Masaaki
9
2001
New optimal self-dual codes over GF(7). Zbl 1049.94019
Gulliver, T. Aaron; Harada, Masaaki
9
1999
On some self-dual codes and unimodular lattices in dimension 48. Zbl 1071.94022
Harada, Masaaki; Kitazume, Masaaki; Munemasa, Akihiro; Venkov, Boris
8
2005
On Type II codes over \(\mathbb F_4\). Zbl 1024.94013
Betsumiya, Koichi; Gulliver, T. Aaron; Harada, Masaaki; Munemasa, Akihiro
8
2001
Weight enumerators and extremal singly-even \([60,30,12]\) codes. Zbl 0856.94025
Gulliver, T. Aaron; Harada, Masaaki
8
1996
Classification of self-dual codes of length 36. Zbl 1266.94031
Harada, Masaaki; Munemasa, Akihiro
7
2012
A characterization of designs related to an extremal doubly-even self-dual code of length 48. Zbl 1076.05013
Harada, Masaaki; Munemasa, Akihiro; Tonchev, Vladimir D.
7
2005
Optimal self-dual codes over \(\mathbb F_2\times\mathbb F_2\) with respect to the Hamming weight. Zbl 1285.94118
Betsumiya, Koichi; Harada, Masaaki
7
2004
Construction of new extremal self-dual codes. Zbl 1022.94019
Gulliver, T. Aaron; Harada, Masaaki; Kim, Jon-Lark
7
2003
New extremal ternary self-dual codes. Zbl 0914.94012
Harada, Masaaki
7
1998
A complete classification of doubly even self-dual codes of length 40. Zbl 1270.94067
Betsumiya, Koichi; Harada, Masaaki; Munemasa, Akihiro
6
2012
Mutually disjoint designs and new 5-designs derived from groups and codes. Zbl 1205.05021
Araya, Makoto; Harada, Masaaki; Tonchev, Vladimir D.; Wassermann, Alfred
6
2010
Extremal type II \(\mathbb Z_4\)-codes of lengths 56 and 64. Zbl 1206.94107
Harada, Masaaki
6
2010
Classification of ternary extremal self-dual codes of length 28. Zbl 1203.94135
Harada, Masaaki; Munemasa, Akihiro; Venkov, Boris
6
2009
On the classification of self-dual \(\mathbb Z_8\)-codes. Zbl 1234.94081
Harada, Masaaki; Munemasa, Akihiro
6
2009
Extremal ternary self-dual codes constructed from negacirculant matrices. Zbl 1132.94010
Harada, Masaaki; Holzmann, W.; Kharaghani, H.; Khorvash, M.
6
2007
On the classification of self-dual codes over \(\mathbb F_5\). Zbl 1026.94015
Harada, Masaaki; Östergård, Patric R. J.
6
2003
Extremal doubly-even \([80,40,16]\) codes with an automorphism of order 19. Zbl 1021.94015
Dontcheva, Radinka; Harada, Masaaki
6
2003
Note on the \(g\)-fold joint weight enumerators of self-dual codes over \({\mathbb Z}_k\). Zbl 0984.94028
Dougherty, Steven T.; Harada, Masaaki; Oura, Manabu
6
2001
Isodual codes over \(\mathbb{Z}_{2k}\) and isodual lattices. Zbl 0963.94040
Bachoc, Christine; Gulliver, T. Aaron; Harada, Masaaki
6
2000
Double circulant self-dual codes over \(Z_{2k}\). Zbl 0953.94028
Gulliver, T. Aaron; Harada, Masaaki
6
1998
On the classification of weighing matrices and self-orthogonal codes. Zbl 1252.05026
Harada, Masaaki; Munemasa, Akihiro
5
2012
On doubly circulant doubly even self-dual \([72,36,12]\) codes and their neighbors. Zbl 1132.94312
Gulliver, T. Aaron; Harada, Masaaki
5
2008
Self-orthogonal \(3-(56,12,65)\) designs and extremal doubly-even self-dual codes of length 56. Zbl 1142.94385
Harada, Masaaki
5
2006
On a 5-design related to an extremal doubly even self-dual code of length 72. Zbl 1048.05011
Harada, Masaaki; Kitazume, Masaaki; Munemasa, Akihiro
5
2004
Self-dual and maximal self-orthogonal codes over \({\mathbb F}_{7}\). Zbl 1011.94021
Harada, Masaaki; Östergård, Patric R. J.
5
2002
Orthogonal frames in the Leech lattice and a type II code over \(\mathbb{Z}_{22}\). Zbl 0979.94047
Gulliver, T. Aaron; Harada, Masaaki
5
2001
Shadow lattices and shadow codes. Zbl 0943.94013
Dougherty, Steven T.; Harada, Masaaki; Solé, Patrick
5
2000
New extremal self-dual codes of length \(68\). Zbl 0957.94035
Dougherty, Steven T.; Harada, Masaaki
5
1999
Niemeier lattices and Type II codes over \(\mathbb{Z}_4\). Zbl 1004.94025
Bonnecaze, Alexis; Gaborit, Philippe; Harada, Masaaki; Kitazume, Masaaki; Solé, Patrick
5
1999
On extremal self-dual codes. Zbl 0972.94045
Harada, Masaaki; Kimura, Hiroshi
5
1995
New extremal singly even self-dual codes of lengths 64 and 66. Zbl 1423.94137
Anev, Damyan; Harada, Masaaki; Yankov, Nikolay
4
2018
A complete classification of ternary self-dual codes of length 24. Zbl 1168.94006
Harada, Masaaki; Munemasa, Akihiro
4
2009
New nonbinary self-dual codes. Zbl 1308.94103
Gulliver, T. Aaron; Harada, Masaaki
4
2008
Orthogonal designs, self-dual codes, and the Leech lattice. Zbl 1088.94027
Harada, Masaaki; Kharaghani, Hadi
4
2005
New extremal self-dual codes of length 62 and related extremal self-dual codes. Zbl 1061.94063
Dontcheva, Radinka; Harada, Masaaki
4
2002
Orthogonal designs and Type II codes over \(\mathbb Z_{2k}\). Zbl 0998.94020
Georgiou, Stelios; Harada, Masaaki; Koukouvinos, Christos
4
2002
Type II codes over \({\mathbb F}_{2^r}\). Zbl 1057.94022
Betsumiya, Koichi; Harada, Masaaki; Munemasa, Akihiro
4
2001
Double circulant self-dual codes over GF(5). Zbl 1003.94041
Gulliver, T. Aaron; Harada, Masaaki
4
2000
Extremal double circulant type II codes over \(\mathbb Z_4\) and construction of 5-(24,10,36) designs. Zbl 1057.94026
Gulliver, T. Aaron; Harada, Masaaki
4
1999
Optimal ternary formally self-dual codes. Zbl 1057.94041
Dougherty, Steven T.; Gulliver, T. Aaron; Harada, Masaaki
4
1999
New 5-designs constructed from the lifted Golay code over \(\mathbb{Z}_4\). Zbl 0916.05007
Harada, Masaaki
4
1998
Existence of new extremal doubly-even codes and extremal singly-even codes. Zbl 0981.94050
Harada, Masaaki
4
1996
Binary linear complementary dual codes. Zbl 07078580
Harada, Masaaki; Saito, Ken
3
2019
Binary extremal self-dual codes of length 60 and related codes. Zbl 1391.94845
Harada, Masaaki
3
2018
On \(s\)-extremal singly even self-dual \([24k+8,12k+4,4k+2]\) codes. Zbl 1398.94215
Harada, Masaaki; Munemasa, Akihiro
3
2017
New self-dual additive \(\mathbb{F}_4\)-codes constructed from circulant graphs. Zbl 1407.94188
Grassl, Markus; Harada, Masaaki
3
2017
On the residue codes of extremal Type II \(\mathbb Z_4\)-codes of lengths 32 and 40. Zbl 1235.94080
Harada, Masaaki
3
2011
New binary singly even self-dual codes. Zbl 1366.94743
Harada, Masaaki; Kiermaier, Michael; Wassermann, Alfred; Yorgova, Radinka
3
2010
Classification of generalized Hadamard matrices \(H(6,3)\) and quaternary Hermitian self-dual codes of length 18. Zbl 1204.05032
Harada, Masaaki; Lam, Clement; Munemasa, Akihiro; Tonchev, Vladimir D.
3
2010
An extremal singly even self-dual code of length 88. Zbl 1207.94073
Harada, Masaaki; Nishimura, Takuji
3
2007
On the covering radii of extremal doubly even self-dual codes. Zbl 1207.94072
Harada, Masaaki; Munemasa, Akihiro
3
2007
New extremal self-dual codes of length 66. Zbl 1147.94321
Harada, Masaaki; Nishimura, Takuji; Yorgova, Radinka
3
2007
Some self-dual codes invariant under the Hall-Janko group. Zbl 1214.94073
Chigira, Naoki; Harada, Masaaki; Kitazume, Masaaki
3
2007
Permutation groups and binary self-orthogonal codes. Zbl 1172.94012
Chigira, Naoki; Harada, Masaaki; Kitazume, Masaaki
3
2007
Orthogonal designs and MDS self-dual codes. Zbl 1095.94026
Harada, Masaaki; Kharaghani, Hadi
3
2006
Near-extremal formally self-dual even codes of lengths 24 and 32. Zbl 1142.94384
Gulliver, T. Aaron; Harada, Masaaki; Nishimura, Takuji; Östergård, Patric R. J.
3
2005
Formally self-dual codes related to Type II codes. Zbl 1027.94020
Betsumiya, Koichi; Harada, Masaaki
3
2003
Extremal self-dual codes over \(\mathbb{F}_2\times \mathbb{F}_2\). Zbl 1023.94012
Betsumiya, Koichi; Gulliver, T. Aaron; Harada, Masaaki
3
2003
Classification of extremal formally self-dual even codes of length 22. Zbl 1017.94013
Harada, Masaaki; Östergård, Patric R. J.
3
2002
An extremal ternary self-dual \([28,14,9]\) code with a trivial automorphism group. Zbl 0988.94026
Harada, Masaaki
3
2001
Classification of type IV self-dual \(\mathbb{Z}_4\)-codes of length 16. Zbl 0961.94014
Harada, Masaaki; Munemasa, Akihiro
3
2000
\(\mathbb{Z}_4\)-code constructions for the Niemeier lattices and their embeddings in the Leech lattice. Zbl 0971.94015
Harada, Masaaki; Kitazume, Masaaki
3
2000
Construction of an extremal self-dual code of length \(62\). Zbl 0958.94030
Harada, Masaaki
3
1999
Construction of extremal Type II codes over \(\mathbb{Z}_4\). Zbl 1033.94012
Gaborit, Philippe; Harada, Masaaki
3
1999
The existence of a formally self-dual even [70, 35,14] code. Zbl 1075.94531
Gulliver, T. A.; Harada, M.
3
1998
Certain self-dual codes over \(\mathbb{Z}^4\) and the odd Leech lattice. Zbl 1042.94534
Gulliver, T. Aaron; Harada, Masaaki
3
1997
Nonexistence of certain singly even self-dual codes with minimal shadow. Zbl 1387.94111
Bouyuklieva, Stefka; Harada, Masaaki; Munemasa, Akihiro
2
2018
On the performance of optimal double circulant even codes. Zbl 1386.94103
Gulliver, T. Aaron; Harada, Masaaki
2
2017
Extremal type II \(\mathbb{Z}_4\)-codes constructed from binary doubly even self-dual codes of length 40. Zbl 1379.94056
Harada, Masaaki
2
2017
Residue codes of extremal type II \(\mathbb Z_4\)-codes and the moonshine vertex operator algebra. Zbl 1283.94112
Harada, Masaaki; Lam, Ching Hung; Munemasa, Akihiro
2
2013
An optimal odd unimodular lattice in dimension 72. Zbl 1257.11067
Harada, Masaaki; Miezaki, Tsuyoshi
2
2011
An upper bound on the minimum weight of type II \(\mathbb Z_{2k}\)-codes. Zbl 1230.94008
Harada, Masaaki; Miezaki, Tsuyoshi
2
2011
Binary linear complementary dual codes. Zbl 07078580
Harada, Masaaki; Saito, Ken
3
2019
New extremal singly even self-dual codes of lengths 64 and 66. Zbl 1423.94137
Anev, Damyan; Harada, Masaaki; Yankov, Nikolay
4
2018
Binary extremal self-dual codes of length 60 and related codes. Zbl 1391.94845
Harada, Masaaki
3
2018
Nonexistence of certain singly even self-dual codes with minimal shadow. Zbl 1387.94111
Bouyuklieva, Stefka; Harada, Masaaki; Munemasa, Akihiro
2
2018
New quantum codes constructed from some self-dual additive \(\mathbb F_4\)-codes. Zbl 1428.94114
Harada, Masaaki
1
2018
Singly even self-dual codes constructed from Hadamard matrices of order 28. Zbl 1383.05036
Harada, Masaaki; Saito, Ken
1
2018
On \(s\)-extremal singly even self-dual \([24k+8,12k+4,4k+2]\) codes. Zbl 1398.94215
Harada, Masaaki; Munemasa, Akihiro
3
2017
New self-dual additive \(\mathbb{F}_4\)-codes constructed from circulant graphs. Zbl 1407.94188
Grassl, Markus; Harada, Masaaki
3
2017
On the performance of optimal double circulant even codes. Zbl 1386.94103
Gulliver, T. Aaron; Harada, Masaaki
2
2017
Extremal type II \(\mathbb{Z}_4\)-codes constructed from binary doubly even self-dual codes of length 40. Zbl 1379.94056
Harada, Masaaki
2
2017
On the classification of \(\mathbb{Z}_4\)-codes. Zbl 1386.94100
Araya, Makoto; Harada, Masaaki; Ito, Hiroki; Saito, Ken
1
2017
Quasi-unbiased Hadamard matrices and weakly unbiased Hadamard matrices: a coding-theoretic approach. Zbl 1440.05051
Araya, Makoto; Harada, Masaaki; Suda, Sho
1
2017
On binary codes related to mutually quasi-unbiased weighing matrices. Zbl 1439.94094
Harada, Masaaki; Suda, Sho
1
2016
Note on the residue codes of self-dual \(\mathbb{Z}_4\)-codes having large minimum Lee weights. Zbl 1353.94083
Harada, Masaaki
1
2016
On the classification of self-dual \([20,10,9]\) codes over \(\mathrm{GF}(7)\). Zbl 1364.94608
Harada, Masaaki; Munemasa, Akihiro
1
2016
Extremal type I \(\mathbb Z_k\)-codes and \(k\)-frames of odd unimodular lattices. Zbl 1359.94701
Harada, Masaaki
1
2015
On a 5-design related to a putative extremal doubly even self-dual code of length a multiple of 24. Zbl 1359.94700
Harada, Masaaki
1
2015
On the existence of extremal type II \(\mathbb Z_{2k}\)-codes. Zbl 1330.94059
Harada, Masaaki; Miezaki, Tsuyoshi
1
2014
Residue codes of extremal type II \(\mathbb Z_4\)-codes and the moonshine vertex operator algebra. Zbl 1283.94112
Harada, Masaaki; Lam, Ching Hung; Munemasa, Akihiro
2
2013
There is no \([21,5,14]\) code over \(\mathbb F_5\). Zbl 1339.94084
Araya, Makoto; Harada, Masaaki
1
2013
Some extremal self-dual codes and unimodular lattices in dimension 40. Zbl 1290.94160
Bouyuklieva, Stefka; Bouyukliev, Iliya; Harada, Masaaki
1
2013
Classification of self-dual codes of length 36. Zbl 1266.94031
Harada, Masaaki; Munemasa, Akihiro
7
2012
A complete classification of doubly even self-dual codes of length 40. Zbl 1270.94067
Betsumiya, Koichi; Harada, Masaaki; Munemasa, Akihiro
6
2012
On the classification of weighing matrices and self-orthogonal codes. Zbl 1252.05026
Harada, Masaaki; Munemasa, Akihiro
5
2012
Optimal self-dual \(\mathbb Z_4\)-codes and a unimodular lattice in dimension 41. Zbl 1257.11069
Harada, Masaaki
1
2012
On the residue codes of extremal Type II \(\mathbb Z_4\)-codes of lengths 32 and 40. Zbl 1235.94080
Harada, Masaaki
3
2011
An optimal odd unimodular lattice in dimension 72. Zbl 1257.11067
Harada, Masaaki; Miezaki, Tsuyoshi
2
2011
An upper bound on the minimum weight of type II \(\mathbb Z_{2k}\)-codes. Zbl 1230.94008
Harada, Masaaki; Miezaki, Tsuyoshi
2
2011
Classification of quaternary Hermitian self-dual codes of length 20. Zbl 1365.94514
Harada, Masaaki; Munemasa, Akihiro
1
2011
Construction of some unimodular lattices with long shadows. Zbl 1237.11029
Harada, Masaaki
1
2011
Hadamard matrices of order 32 and extremal ternary self-dual codes. Zbl 1226.05069
Betsumiya, Koichi; Harada, Masaaki; Kimura, Hiroshi
1
2011
Mutually disjoint designs and new 5-designs derived from groups and codes. Zbl 1205.05021
Araya, Makoto; Harada, Masaaki; Tonchev, Vladimir D.; Wassermann, Alfred
6
2010
Extremal type II \(\mathbb Z_4\)-codes of lengths 56 and 64. Zbl 1206.94107
Harada, Masaaki
6
2010
New binary singly even self-dual codes. Zbl 1366.94743
Harada, Masaaki; Kiermaier, Michael; Wassermann, Alfred; Yorgova, Radinka
3
2010
Classification of generalized Hadamard matrices \(H(6,3)\) and quaternary Hermitian self-dual codes of length 18. Zbl 1204.05032
Harada, Masaaki; Lam, Clement; Munemasa, Akihiro; Tonchev, Vladimir D.
3
2010
MDS self-dual codes of lengths 16 and 18. Zbl 1204.94108
Gulliver, T. Aaron; Harada, Masaaki
1
2010
Mutually disjoint Steiner systems \(S\)(5, 8, 24) and 5-(24,12,48) designs. Zbl 1197.05012
Araya, Makoto; Harada, Masaaki
1
2010
Classification of ternary extremal self-dual codes of length 28. Zbl 1203.94135
Harada, Masaaki; Munemasa, Akihiro; Venkov, Boris
6
2009
On the classification of self-dual \(\mathbb Z_8\)-codes. Zbl 1234.94081
Harada, Masaaki; Munemasa, Akihiro
6
2009
A complete classification of ternary self-dual codes of length 24. Zbl 1168.94006
Harada, Masaaki; Munemasa, Akihiro
4
2009
On the existence of frames of the Niemeier lattices and self-dual codes over \(\mathbb F_p\). Zbl 1189.11035
Harada, Masaaki
1
2009
There exists no self-dual \([24,12,10]\) code over \(\mathbb{F}_5\). Zbl 1237.94124
Harada, Masaaki; Munemasa, Akihiro
1
2009
On doubly circulant doubly even self-dual \([72,36,12]\) codes and their neighbors. Zbl 1132.94312
Gulliver, T. Aaron; Harada, Masaaki
5
2008
New nonbinary self-dual codes. Zbl 1308.94103
Gulliver, T. Aaron; Harada, Masaaki
4
2008
An extremal doubly even self-dual code of length 112. Zbl 1159.94008
Harada, Masaaki
2
2008
Determination of weight enumerators of binary extremal self-dual \([42,21,8]\) codes. Zbl 1134.94011
Bouyuklieva, Stefka; Harada, Masaaki; Munemasa, Akihiro
1
2008
Double circulant and quasi-twisted self-dual codes over \(\mathbb F_5\) and \(\mathbb F_7\). Zbl 1207.94071
Gulliver, T. Aaron; Harada, Masaaki; Miyabayashi, Hiroki
12
2007
Extremal self-dual codes of length 64 through neighbors and covering radii. Zbl 1128.94010
Chigira, Naoki; Harada, Masaaki; Kitazume, Masaaki
10
2007
Extremal ternary self-dual codes constructed from negacirculant matrices. Zbl 1132.94010
Harada, Masaaki; Holzmann, W.; Kharaghani, H.; Khorvash, M.
6
2007
An extremal singly even self-dual code of length 88. Zbl 1207.94073
Harada, Masaaki; Nishimura, Takuji
3
2007
On the covering radii of extremal doubly even self-dual codes. Zbl 1207.94072
Harada, Masaaki; Munemasa, Akihiro
3
2007
New extremal self-dual codes of length 66. Zbl 1147.94321
Harada, Masaaki; Nishimura, Takuji; Yorgova, Radinka
3
2007
Some self-dual codes invariant under the Hall-Janko group. Zbl 1214.94073
Chigira, Naoki; Harada, Masaaki; Kitazume, Masaaki
3
2007
Permutation groups and binary self-orthogonal codes. Zbl 1172.94012
Chigira, Naoki; Harada, Masaaki; Kitazume, Masaaki
3
2007
Optimal double circulant self-dual codes over \(\mathbb F^4\). II. Zbl 1134.94390
Gulliver, T. Aaron; Harada, Masaaki; Miyabayashi, Hiroki
1
2007
Some restrictions on weight enumerators of singly even self-dual codes. Zbl 1316.94109
Harada, Masaaki; Munemasa, Akihiro
19
2006
Classification of extremal double circulant self-dual codes of lengths 74–88. Zbl 1098.94039
Gulliver, T. Aaron; Harada, Masaaki
11
2006
Self-orthogonal \(3-(56,12,65)\) designs and extremal doubly-even self-dual codes of length 56. Zbl 1142.94385
Harada, Masaaki
5
2006
Orthogonal designs and MDS self-dual codes. Zbl 1095.94026
Harada, Masaaki; Kharaghani, Hadi
3
2006
Symmetric \((4,4)\)-nets and generalized Hadamard matrices over groups of order 4. Zbl 1055.05019
Harada, Masaaki; Lam, Clement; Tonchev, Vladimir D.
16
2005
On some self-dual codes and unimodular lattices in dimension 48. Zbl 1071.94022
Harada, Masaaki; Kitazume, Masaaki; Munemasa, Akihiro; Venkov, Boris
8
2005
A characterization of designs related to an extremal doubly-even self-dual code of length 48. Zbl 1076.05013
Harada, Masaaki; Munemasa, Akihiro; Tonchev, Vladimir D.
7
2005
Orthogonal designs, self-dual codes, and the Leech lattice. Zbl 1088.94027
Harada, Masaaki; Kharaghani, Hadi
4
2005
Near-extremal formally self-dual even codes of lengths 24 and 32. Zbl 1142.94384
Gulliver, T. Aaron; Harada, Masaaki; Nishimura, Takuji; Östergård, Patric R. J.
3
2005
Remark on a 5-design related to a putative extremal doubly-even self-dual [96,48,20] code. Zbl 1136.94327
Harada, Masaaki
2
2005
Extremal self-dual codes over \(\mathbb Z_6\), \(\mathbb Z_8\) and \(\mathbb Z_{10}\). Zbl 1096.94038
Gulliver, T. Aaron; Harada, Masaaki
2
2005
On the self-dual \(\mathbb F_{5}\)-codes constructed from Hadamard matrices of order 24. Zbl 1068.94026
Harada, Masaaki
1
2005
Optimal self-dual codes over \(\mathbb F_2\times\mathbb F_2\) with respect to the Hamming weight. Zbl 1285.94118
Betsumiya, Koichi; Harada, Masaaki
7
2004
On a 5-design related to an extremal doubly even self-dual code of length 72. Zbl 1048.05011
Harada, Masaaki; Kitazume, Masaaki; Munemasa, Akihiro
5
2004
On the covering radius of ternary extremal self-dual codes. Zbl 1062.94072
Harada, Masaaki; Ozeki, Michio; Tanabe, Kenichiro
1
2004
Extremal self-dual \([40,20,8]\) codes with covering radius 7. Zbl 1064.94016
Harada, Masaaki; Munemasa, Akihiro; Tanabe, Kenichiro
1
2004
On the minimum weight of codes over \(\mathbb F_5\) constructed from certain conference matrices. Zbl 1056.94013
Gulliver, T. Aaron; Harada, Masaaki
1
2004
Some Hadamard matrices of order 32 and their binary codes. Zbl 1033.05019
Araya, Makoto; Harada, Masaaki; Kharaghani, Hadi
1
2004
On self-dual codes over some prime fields. Zbl 1037.94007
Betsumiya, Koichi; Georgiou, Stelios; Gulliver, T. Aaron; Harada, Masaaki; Koukouvinos, Christos
24
2003
Type II codes over \(\mathbb F_2+ u\mathbb F_2\) and applications to Hermitian modular forms. Zbl 1048.11038
Bannai, Eiichi; Harada, Masaaki; Ibukiyama, Tomoyoshi; Munemasa, Akihiro; Oura, Manabu
19
2003
Self-orthogonal codes from symmetric designs with fixed-point-free automorphisms. Zbl 1019.94019
Harada, Masaaki; Tonchev, Vladimir D.
11
2003
Construction of new extremal self-dual codes. Zbl 1022.94019
Gulliver, T. Aaron; Harada, Masaaki; Kim, Jon-Lark
7
2003
On the classification of self-dual codes over \(\mathbb F_5\). Zbl 1026.94015
Harada, Masaaki; Östergård, Patric R. J.
6
2003
Extremal doubly-even \([80,40,16]\) codes with an automorphism of order 19. Zbl 1021.94015
Dontcheva, Radinka; Harada, Masaaki
6
2003
Formally self-dual codes related to Type II codes. Zbl 1027.94020
Betsumiya, Koichi; Harada, Masaaki
3
2003
Extremal self-dual codes over \(\mathbb{F}_2\times \mathbb{F}_2\). Zbl 1023.94012
Betsumiya, Koichi; Gulliver, T. Aaron; Harada, Masaaki
3
2003
Extremal odd unimodular lattices in dimensions 44, 46 and 47. Zbl 1099.11033
Harada, Masaaki
2
2003
Some extremal self-dual codes with an automorphism of order 7. Zbl 1027.94021
Dontcheva, Radinka; Harada, Masaaki
2
2003
Extremal self-dual [50, 25, 10] codes with automorphisms of order 3 and quasi-symmetric 2-(49, 9, 6) designs. Zbl 1019.94018
Bouyuklieva, Stefka; Harada, Masaaki
2
2003
Ternary code construction of unimodular lattices and self-dual codes over \(\mathbb Z_6\). Zbl 1027.94022
Harada, Masaaki; Kitazume, Masaaki; Ozeki, Michio
10
2002
Self-dual and maximal self-orthogonal codes over \({\mathbb F}_{7}\). Zbl 1011.94021
Harada, Masaaki; Östergård, Patric R. J.
5
2002
New extremal self-dual codes of length 62 and related extremal self-dual codes. Zbl 1061.94063
Dontcheva, Radinka; Harada, Masaaki
4
2002
Orthogonal designs and Type II codes over \(\mathbb Z_{2k}\). Zbl 0998.94020
Georgiou, Stelios; Harada, Masaaki; Koukouvinos, Christos
4
2002
Classification of extremal formally self-dual even codes of length 22. Zbl 1017.94013
Harada, Masaaki; Östergård, Patric R. J.
3
2002
\(\mathbb Z_{6}\)-code constructions of the Leech lattice and the Niemeier lattices. Zbl 1047.11066
Harada, Masaaki; Kitazume, Masaaki
2
2002
On type IV self-dual codes over \(\mathbb Z_4\). Zbl 1001.94034
Bouyuklieva, Stefka; Harada, Masaaki
2
2002
Self-dual \(\mathbb Z_4\)-codes and Hadamard matrices. Zbl 1002.94033
Harada, Masaaki
2
2002
Binary optimal odd formally self-dual codes. Zbl 1036.94012
Betsumiya, Koichi; Harada, Masaaki
12
2001
Shadow codes over \({\mathbb Z}_4\). Zbl 1005.94023
Dougherty, Steven T.; Harada, Masaaki; Solé, Patrick
9
2001
Classification of formally self-dual even codes of lengths up to 16. Zbl 0979.94046
Betsumiya, Koichi; Harada, Masaaki
9
2001
Codes over \(\mathbb F_{3} + u\mathbb F_{3}\) and improvements to the bounds on ternary linear codes. Zbl 0961.94013
Gulliver, T. Aaron; Harada, Masaaki
9
2001
On Type II codes over \(\mathbb F_4\). Zbl 1024.94013
Betsumiya, Koichi; Gulliver, T. Aaron; Harada, Masaaki; Munemasa, Akihiro
8
2001
Note on the \(g\)-fold joint weight enumerators of self-dual codes over \({\mathbb Z}_k\). Zbl 0984.94028
Dougherty, Steven T.; Harada, Masaaki; Oura, Manabu
6
2001
Orthogonal frames in the Leech lattice and a type II code over \(\mathbb{Z}_{22}\). Zbl 0979.94047
Gulliver, T. Aaron; Harada, Masaaki
5
2001
Type II codes over \({\mathbb F}_{2^r}\). Zbl 1057.94022
Betsumiya, Koichi; Harada, Masaaki; Munemasa, Akihiro
4
2001
...and 49 more Documents
all top 5

Cited by 327 Authors

65 Harada, Masaaki
29 Dougherty, Steven T.
29 Gulliver, Thomas Aaron
28 Yildiz, Bahattin
25 Solé, Patrick
23 Kaya, Abidin
20 Dinh, Hai Quang
16 Kim, Jon-Lark
15 Munemasa, Akihiro
14 Cao, Yonglin
14 Cao, Yuan
14 Lee, Yoonjin
13 Sriboonchitta, Songsak
13 Tonchev, Vladimir D.
13 Zhu, Shixin
12 Guenda, Kenza
11 Karadeniz, Suat
11 Kitazume, Masaaki
10 Crnković, Dean
10 Gildea, Joe
10 Kim, Hyunjin
9 Shi, Minjia
8 Fu, Fangwei
8 Gaborit, Philippe
8 Han, Sunghyu
7 Siap, Irfan
7 Yankov, Nikolay
6 Alahmadi, Adel N.
6 Gao, Jian
6 Ling, San
6 Nguyen, Bac Trong
6 Sharma, Amit K.
6 Sharma, Anuradha
5 Betsumiya, Koichi
5 Bonnecaze, Alexis
5 Bouyuklieva, Stefka
5 Chigira, Naoki
5 Choie, YoungJu
5 Fernández-Córdoba, Cristina
5 Georgiou, Stelios D.
5 Huffman, W. Cary
5 Jungnickel, Dieter
5 Kai, Xiaoshan
5 Liu, Hongwei
5 Miezaki, Tsuyoshi
5 Oura, Manabu
4 Araya, Makoto
4 Batoul, Aicha
4 Durairajan, Chinnappillai
4 Jitman, Somphong
4 Kharaghani, Hadi
4 Korban, Adrian
4 Koukouvinos, Christos
4 Nemenzo, Fidel Ronquillo
4 Östergård, Patric R. J.
4 Rodrigues, Bernardo Gabriel
4 Rukavina, Sanja
4 Shoaib, Hatoon
4 Tylyshchak, Alexander A.
4 Wang, Liqi
3 Ankur
3 Aydin, Nuh
3 Chang, Yanxun
3 Egan, Ronan
3 Fang, Jianying
3 Gao, Yun
3 Güneri, Cem
3 Lappas, Evaggelos
3 Lee, Heisook
3 Li, Ruihu
3 Luo, Jinquan
3 Park, Youngho
3 Pless, Vera S.
3 Qian, Liqin
3 Rains, Eric M.
3 Sobhani, Reza
3 Suda, Sho
3 Švob, Andrea
3 Yorgov, Vassil Y.
3 Zhu, Hongwei
2 Aksoy, Refia
2 Alkathiry, Amani
2 Altassan, Alaa
2 Anev, Damyan
2 Annamalai, N.
2 Bachoc, Christine
2 Bannai, Eiichi
2 Basaffar, Widyan
2 Bayram, Aysegul
2 Bhaintwal, Maheshanand
2 Borello, Martino
2 Borges, Joaquim
2 Boucher, Delphine
2 Bouyukliev, Iliya Georgiev
2 Chatouh, Karima
2 Choi, Whan-Hyuk
2 Dhompongsa, Sompong
2 Fang, Xiaolei
2 Freibert, Finley
2 Gildea, Joseph
...and 227 more Authors
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Cited in 70 Serials

67 Designs, Codes and Cryptography
60 Finite Fields and their Applications
52 Discrete Mathematics
23 Advances in Mathematics of Communications
12 Applicable Algebra in Engineering, Communication and Computing
11 European Journal of Combinatorics
11 Cryptography and Communications
10 Journal of Combinatorial Designs
9 Journal of Combinatorial Theory. Series A
8 Discrete Applied Mathematics
8 Discrete Mathematics, Algorithms and Applications
8 Journal of Algebra, Combinatorics, Discrete Structures and Applications
7 Journal of the Franklin Institute
7 Journal of Applied Mathematics and Computing
6 Journal of Algebra and its Applications
6 Asian-European Journal of Mathematics
5 Journal of Algebra
5 Journal of Algebraic Combinatorics
4 Mathematics of Computation
4 Journal of Statistical Planning and Inference
3 Information Processing Letters
3 Journal de Théorie des Nombres de Bordeaux
3 Journal of Discrete Mathematical Sciences & Cryptography
3 Journal of Systems Science and Complexity
2 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg
2 Journal of Number Theory
2 Graphs and Combinatorics
2 Applied Mathematics Letters
2 International Journal of Foundations of Computer Science
2 Linear Algebra and its Applications
2 Mathematical Communications
2 Proyecciones
2 Korean Journal of Mathematics
1 International Journal of Modern Physics B
1 Bulletin of the Australian Mathematical Society
1 International Journal of Control
1 Problems of Information Transmission
1 Annales de l’Institut Fourier
1 Archiv der Mathematik
1 Information Sciences
1 Journal of Geometry
1 Journal of Pure and Applied Algebra
1 Mathematische Zeitschrift
1 Theoretical Computer Science
1 Transactions of the American Mathematical Society
1 Bulletin of the Korean Mathematical Society
1 Journal of Symbolic Computation
1 The Australasian Journal of Combinatorics
1 Kyushu Journal of Mathematics
1 Turkish Journal of Mathematics
1 The Electronic Journal of Combinatorics
1 Lifetime Data Analysis
1 Mathematical Problems in Engineering
1 Wuhan University Journal of Natural Sciences (WUJNS)
1 Journal of Applied Mathematics
1 Quantum Information Processing
1 Journal of Discrete Algorithms
1 International Journal of Quantum Information
1 Discrete Optimization
1 Sarajevo Journal of Mathematics
1 International Journal of Number Theory
1 Mathematics in Computer Science
1 Serdica Journal of Computing
1 International Journal of Combinatorics
1 Science China. Mathematics
1 Journal of Applied Mathematics & Informatics
1 Bulletin of Mathematical Sciences
1 Arabian Journal of Mathematics
1 Frontiers of Computer Science
1 Special Matrices

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