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JOURNALS // Problemy Peredachi Informatsii // Archive

2009, Volume 45, Issue 2


Information Theory
On convergence properties of Shannon entropy
F. Piera, P. Parada
3

Coding Theory
Low-complexity error correction of Hamming-code-based LDPC codes
V. V. Zyablov, R. Johannesson, M. Lončar
25
A method for proving nonexistence of spherical designs of odd strength and odd cardinality
S. Boumova, P. Boyvalenkov, M. Stoyanova
41
DNA codes for additive stem similarity
A. G. Dyachkov, A. N. Voronina
56
On weak isometries of Preparata codes
I. Yu. Mogil'nykh
78
Local and interweight spectra of completely regular codes and of perfect colorings
A. Yu. Vasil'eva
84

Methods of Signal Processing
Exact formulas for computation of reception characteristics of a signal with unknown appearance and disappearance times
A. P. Trifonov, Yu. E. Korchagin
91

Large Systems
On complete one-way functions
A. A. Kozhevnikov, S. I. Nikolenko
101
Asymptotically optimal perfect steganographic systems
B. Ya. Ryabko, D. B. Ryabko
119

Letters to the Editor
V. V. Prelov, E. van der Meulen
127


© Steklov Math. Inst. of RAS, 2025