bounds on codes;
covering array;
covering code;
Niederreiter-Rosenbloom-Tsfasman metric;
ordered covering array;
ordered orthogonal array;
CONSTRUCTIONS;
(T;
M;
S)-NETS;
D O I:
10.1002/jcd.21882
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
This work shows several direct and recursive constructions of ordered covering arrays (OCAs) using projection, fusion, column augmentation, derivation, concatenation, and Cartesian product. Upper bounds on covering codes in Niederreiter-Rosenbloom-Tsfasman (shorten by NRT) spaces are also obtained by improving a general upper bound. We explore the connection between ordered covering arrays and covering codes in NRT spaces, which generalize similar results for the Hamming metric. Combining the new upper bounds for covering codes in NRT spaces and ordered covering arrays, we improve upper bounds on covering codes in NRT spaces for larger alphabets. We give tables comparing the new upper bounds for covering codes to existing ones.
机构:
Pohang Univ Sci & Technol, Dept Math, Pohang 790784, South KoreaHanbat Natl Univ, Coll Humanities & Sci, Div Liberal Arts, Taejon 305719, South Korea
Choi, Soohak
Kim, Hyun Kwang
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机构:
Pohang Univ Sci & Technol, Dept Math, Pohang 790784, South KoreaHanbat Natl Univ, Coll Humanities & Sci, Div Liberal Arts, Taejon 305719, South Korea
Kim, Hyun Kwang
Oh, Dong Yeol
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机构:
Hanbat Natl Univ, Coll Humanities & Sci, Div Liberal Arts, Taejon 305719, South KoreaHanbat Natl Univ, Coll Humanities & Sci, Div Liberal Arts, Taejon 305719, South Korea
机构:
Pontificia Univ Catolica Rio de Janeiro, Dept Informat, BR-22453 Rio De Janeiro, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Informat, BR-22453 Rio De Janeiro, Brazil
Mendes, Carlos
Monte Carmelo, Emerson L.
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机构:
Univ Estadual Maringa, Dept Matemat, Maringa, Parana, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Informat, BR-22453 Rio De Janeiro, Brazil
Monte Carmelo, Emerson L.
Poggi, Marcus
论文数: 0引用数: 0
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机构:
Pontificia Univ Catolica Rio de Janeiro, Dept Informat, BR-22453 Rio De Janeiro, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Informat, BR-22453 Rio De Janeiro, Brazil