2008 |
39 | EE | Christos Koukouvinos,
S. Stylianou:
On skew-Hadamard matrices.
Discrete Mathematics 308(13): 2723-2731 (2008) |
38 | EE | Marco Chiarandini,
Ilias S. Kotsireas,
Christos Koukouvinos,
Luis Paquete:
Heuristic algorithms for Hadamard matrices with two circulant cores.
Theor. Comput. Sci. 407(1-3): 274-277 (2008) |
2007 |
37 | EE | Ilias S. Kotsireas,
Christos Koukouvinos:
Inequivalent Hadamard matrices from orthogonal designs.
PASCO 2007: 95-96 |
36 | EE | Christos Koukouvinos,
Kalliopi Mylona,
Dimitris E. Simos:
Exploring k.
Computational Statistics & Data Analysis 51(6): 2958-2968 (2007) |
35 | EE | Robert Craigen,
Will Gibson,
Christos Koukouvinos:
An update on primitive ternary complementary pairs.
J. Comb. Theory, Ser. A 114(5): 957-963 (2007) |
2006 |
34 | EE | H. Evangelaras,
Christos Koukouvinos:
A comparison between the Gröbner bases approach and hidden projection properties in factorial designs.
Computational Statistics & Data Analysis 50(1): 77-88 (2006) |
33 | EE | Ilias S. Kotsireas,
Christos Koukouvinos,
Jennifer Seberry:
Hadamard ideals and Hadamard matrices with two circulant cores.
Eur. J. Comb. 27(5): 658-668 (2006) |
32 | EE | Robert Craigen,
Stelios Georgiou,
Will Gibson,
Christos Koukouvinos:
Further explorations into ternary complementary pairs.
J. Comb. Theory, Ser. A 113(6): 952-965 (2006) |
2005 |
31 | EE | Christos Koukouvinos,
E. Lappas:
Construction of Two Level Orthogonal Arrays Via Solutions of Linear Systems.
CASC 2005: 285-293 |
2004 |
30 | | Stelios Georgiou,
Christos Koukouvinos:
On inequivalent Hadamard matrices of order 36.
Ars Comb. 70: (2004) |
29 | | Stelios Georgiou,
Christos Koukouvinos:
On inequivalent Hadamard matrices of order 44.
Ars Comb. 70: (2004) |
28 | | Stelios Georgiou,
Christos Koukouvinos,
Jennifer Seberry:
Generalized orthogonal designs.
Ars Comb. 71: (2004) |
27 | | Christos Koukouvinos,
Jennifer Seberry:
Orthogonal Designs of Kharaghani Type: II.
Ars Comb. 72: (2004) |
26 | EE | Stelios Georgiou,
Christos Koukouvinos,
S. Stylianou:
Construction of new skew Hadamard matrices and their use in screening experiments.
Computational Statistics & Data Analysis 45(3): 423-429 (2004) |
25 | EE | Stelios Georgiou,
Christos Koukouvinos:
Self-Orthogonal and Self-Dual Codes Constructed via Combinatorial Designs and Diophantine Equations.
Des. Codes Cryptography 32(1-3): 193-206 (2004) |
24 | EE | Roderick J. Fletcher,
Christos Koukouvinos,
Jennifer Seberry:
New skew-Hadamard matrices of order 4cdot59 and new D-optimal designs of order 2cdot59.
Discrete Mathematics 286(3): 251-253 (2004) |
23 | EE | Christos Koukouvinos,
E. Lappas,
M. Mitrouli:
On the computation of maximum minors of Hadamard matrices.
Mathematics and Computers in Simulation 67(1-2): 33-44 (2004) |
2003 |
22 | | Christos Koukouvinos,
Jennifer Seberry:
Orthogonal Designs of Kharaghani Type: I.
Ars Comb. 67: (2003) |
21 | | Stelios Georgiou,
Christos Koukouvinos,
Jennifer Seberry:
Some results on self-orthogonal and self-dual codes.
Ars Comb. 68: (2003) |
20 | | Stelios Georgiou,
Christos Koukouvinos:
On equivalence of Hadamard matrices and projection properties.
Ars Comb. 69: (2003) |
19 | EE | Koichi Betsumiya,
Stelios Georgiou,
T. Aaron Gulliver,
Masaaki Harada,
Christos Koukouvinos:
On self-dual codes over some prime fields.
Discrete Mathematics 262(1-3): 37-58 (2003) |
2002 |
18 | | Stelios Georgiou,
Christos Koukouvinos,
Jennifer Seberry:
On Full Orthogonal Designs in Order 56.
Ars Comb. 65: (2002) |
17 | EE | Stelios Georgiou,
Christos Koukouvinos,
S. Stylianou:
On good matrices, skew Hadamard matrices and optimal designs.
Computational Statistics & Data Analysis 41(1): 171-184 (2002) |
16 | | Stelios Georgiou,
Masaaki Harada,
Christos Koukouvinos:
Orthogonal Designs and Type II Codes over Z2k.
Des. Codes Cryptography 25(2): 163-174 (2002) |
2001 |
15 | | Christos Koukouvinos,
M. Mitrouli,
Jennifer Seberry:
Values of Minors of (1, -1) Incidence Matrices of SBIBDs and Their Application to the Growth Problem.
Des. Codes Cryptography 23(3): 267-282 (2001) |
14 | EE | Stelios Georgiou,
Christos Koukouvinos:
On Sequences with Zero Autocorrelation and Orthogonal Designs.
J. Comb. Theory, Ser. A 94(1): 15-33 (2001) |
13 | EE | Robert Craigen,
Christos Koukouvinos:
A Theory of Ternary Complementary Pairs.
J. Comb. Theory, Ser. A 96(2): 358-375 (2001) |
12 | | Christos Koukouvinos,
E. Lappas,
M. Mitrouli,
Jennifer Seberry:
On the Complete Pivoting Conjecture for Hadamard Matrices of Small Orders.
Journal of Research and Practice in Information Technology 33(4): 298-309 (2001) |
1999 |
11 | EE | Stelios Georgiou,
Christos Koukouvinos:
New Self-Dual Codes over GF(5).
IMA Int. Conf. 1999: 63-69 |
10 | | Christos Koukouvinos,
Jennifer Seberry:
New orthogonal designs and sequences with two and three variables in order 28.
Ars Comb. 54: (1999) |
1996 |
9 | | M. Mitrouli,
Christos Koukouvinos:
On the Growth Problem for D-Optimal Designs.
WNAA 1996: 341-348 |
8 | EE | Christos Koukouvinos,
Albert Leon Whiteman:
Relative Difference Sets.
J. Comb. Theory, Ser. A 74(1): 153-157 (1996) |
1994 |
7 | | Christos Koukouvinos,
Stratis Kounias,
Jennifer Seberry,
C. H. Yang,
Y. Yang:
On Sequences with Zero Autocorrelation.
Des. Codes Cryptography 4(4): 327-340 (1994) |
6 | | Stratis Kounias,
Christos Koukouvinos,
N. Nikolaou,
A. Kakos:
The Non-equivalent Circulant D-Optimal Designs for n=2 mod 4, n<=54, n=66.
J. Comb. Theory, Ser. A 65(1): 26-38 (1994) |
1991 |
5 | EE | Christos Koukouvinos,
Stratis Kounias,
Jennifer Seberry:
Supplementary difference sets and optimal designs.
Discrete Mathematics 88(1): 49-58 (1991) |
4 | EE | Christos Koukouvinos,
Jennifer Seberry:
Hadamard matrices of order =8 (mod 16) with maximal excess.
Discrete Mathematics 92(1-3): 173-176 (1991) |
3 | EE | Stratis Kounias,
Christos Koukouvinos,
K. Sotirakoglou:
On Golay sequences.
Discrete Mathematics 92(1-3): 177-185 (1991) |
1990 |
2 | EE | Christos Koukouvinos,
Stratis Kounias:
Construction of some Hadamard matrices with maximum excess.
Discrete Mathematics 85(3): 295-300 (1990) |
1988 |
1 | EE | Christos Koukouvinos,
Stratis Kounias:
Hadamard matrices of the Williamson type of order 4·m, m=p·q an exhaustive search for m=33.
Discrete Mathematics 68(1): 45-57 (1988) |