Publications "Zwanzger, Johannes"

Article in a journal

Kiermaier, Michael ; Wassermann, Alfred ; Zwanzger, Johannes:
New upper bounds on binary linear codes and a ℤ₄-code with a better-than-linear Gray image.
In: IEEE Transactions on Information Theory. Vol. 62 (2016) Issue 12 . - pp. 6768-6771.
ISSN 0018-9448
DOI: https://doi.org/10.1109/TIT.2016.2612654

Kiermaier, Michael ; Zwanzger, Johannes:
New ring-linear codes from dualization in projective Hjelmslev geometries.
In: Designs, Codes and Cryptography. Vol. 66 (2013) Issue 1–3 . - pp. 39-55.
ISSN 1573-7586
DOI: https://doi.org/10.1007/s10623-012-9650-1

Kiermaier, Michael ; Zwanzger, Johannes:
A ℤ₄-linear code of high minimum Lee distance derived from a hyperoval.
In: Advances in Mathematics of Communications. Vol. 5 (2011) Issue 2 . - pp. 275-286.
ISSN 1930-5346
DOI: https://doi.org/10.3934/amc.2011.5.275

Kohnert, Axel ; Zwanzger, Johannes:
New linear codes with prescribed group of automorphisms found by heuristic search.
In: Advances in Mathematics of Communications. Vol. 3 (2009) Issue 2 . - pp. 157-166.
ISSN 1930-5346
DOI: https://doi.org/10.3934/amc.2009.3.157

Zwanzger, Johannes:
A heuristic algorithm for the construction of good linear codes.
In: IEEE Transactions on Information Theory. Vol. 54 (2008) Issue 5 . - pp. 2388-2392.
ISSN 0018-9448
DOI: https://doi.org/10.1109/TIT.2008.920323

Article in a book

Kiermaier, Michael ; Zwanzger, Johannes:
New ring-linear codes from geometric dualization.
In: Augot, Daniel (Hrsg.): WCC 2011 : Proceedings of the Seventh International Workshop on Coding and Cryptography. - Paris : inventeurs du monde numérique (Inria) , 2011 . - pp. 111-120

Kiermaier, Michael ; Zwanzger, Johannes:
A new series of ℤ₄-linear codes of high minimum Lee distance derived from the Kerdock codes.
In: Edelmayer, András (Hrsg.): Proceedings of the 19th International Symposium on Mathematical Theory of Networks and Systems. - Budapest , 2010 . - pp. 929-932
ISBN 978-963-311-370-7

Preprint, postprint

Kiermaier, Michael ; Wassermann, Alfred ; Zwanzger, Johannes:
New upper bounds on binary linear codes and a ℤ₄-code with a better-than-linear Gray image.
Cornell , 2015

Doctoral thesis

Zwanzger, Johannes:
Computergestützte Suche nach optimalen linearen Codes über endlichen Kettenringen unter Verwendung heuristischer Methoden.
Bayreuth , 2011
( Doctoral thesis, 2011 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)