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The Covering Radius of the Reed-Muller Code RM(m - 4, m) in RM(m - 3, m)
We present methods for computing the distance from a Boolean polynomial on m variables of degree m-3 (i.e., a member of the Reed-Muller code RM(m-3, m) ) to the space of lower-degree polynomials ( RM(m-4, m) ). The methods give verifiable certificates for both the lower and upper bounds on this...
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Published in: | IEEE transactions on information theory 2022-01, Vol.68 (1), p.560-571 |
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Main Authors: | , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | We present methods for computing the distance from a Boolean polynomial on m variables of degree m-3 (i.e., a member of the Reed-Muller code RM(m-3, m) ) to the space of lower-degree polynomials ( RM(m-4, m) ). The methods give verifiable certificates for both the lower and upper bounds on this distance. By applying these methods to representative lists of polynomials, we show that the covering radius of RM(4,8) in RM(5,8) is 26 and the covering radius of RM(5,9) in RM(6,9) is between 28 and 32 inclusive, and we get improved lower bounds for higher m . We also apply our methods to various polynomials in the literature, thereby improving the known bounds on the distance from 2-resilient polynomials to RM(m-4, m) . |
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ISSN: | 0018-9448 1557-9654 |
DOI: | 10.1109/TIT.2021.3120754 |