Search Results - "Ivanov, F. I."

On the Concatenated Code Constructions for Slotted Multiuser Communication Channel by Ivanov, F. I., Kruglik, S. A.

“…In this paper we investigate a multiuser vector-disjunctive channel where users transmit binary vectors of length . Previously the capacity of this channel was…”
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On Estimation of the Error Exponent for Finite Length Regular Graph-Based LDPC Codes by Rybin, P. S., Ivanov, F. I.

“…The error exponent of the regular graph-based binary low-density parity-check (LDPC) codes under the maximum likelihood (ML) decoding algorithm in the binary…”
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A special class of quasi-cyclic low-density parity-check codes based on repetition codes and permutation matrices by Ivanov, F. I.

“…We propose a new ensemble of binary low-density parity-check codes with paritycheck matrices based on repetition codes and permutation matrices. The proposed…”
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Theoretical and Experimental Upper and Lower Bounds on the Efficiency of Convolutional Codes in a Binary Symmetric Channel by Kurmukova, A. A., Ivanov, F. I., Zyablov, V. V.

“…We propose a new approach to the analytical estimation of the error burst probability, the probability of erroneous decoding, and the probability of error per…”
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Thermal Stability and Strength Characteristics of Modified Surface Layers of Eutectic Silumin Alloys by Petrikova, E. A., Ivanov, I. F., Teresov, A. D., Prokopenko, N. A., Rygina, M. E.

“…Comprehensive electron-ion-plasma treatment of the surface layer of eutectic silumin was performed using pulse electron beam irradiation of the “film…”
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On New Problems in Asymmetric Cryptography Based on Error-Resistant Coding by Zyablov, V. V., Ivanov, F. I., Krouk, E. A., Sidorenko, V. R.

“…We consider the problem of constructing a cryptosystem with a public key based on error-resistant coding. At present, this type of cryptosystems is believed to…”
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Vectorizing computations at decoding of nonbinary codes with small density of checks by Zhilin, I. V., Ivanov, F. I.

“…A modification of the decoding q-ary Sum Product Algorithm ( q-SPA ) was proposed for the nonbinary codes with small check density based on the permutation…”
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Evolution of the Structure and Properties of AK10M2N Silumin under Irradiation with a High-Intensity Pulsed Electron Beam by Gromov, V. E., Ivanov, I. F., Zagulyaev, D. V., Petrikova, E. A., Konovalov, S. V., Teresov, A. D., Rygina, M. E.

“…— The structure of cast AK10M2N silumin has been studied by scanning electron microscopy. The results demonstrate that the silumin is a multiphase material…”
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Low-density parity-check codes based on Galois fields by Ivanov, F. I., Zyablov, V. V., Potapov, V. G.

“…Methods for constructing a mapping of the elements of a multiplicative group of a Galois field onto a symmetric group of permutation matrices are proposed. A…”
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Comparison of various constructions of binary LDPC codes based on permutation matrices by Zyablov, V. V., Ivanov, F. I., Potapov, V. G.

“…Ensembles of low-density parity check codes based on permutation matrices are considered. Algorithms for generation of check matrices of such codes are…”
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Estimation of the Capacity of a Multi-User Vector Disjunctive Channel for Arbitrary Input Distributions by Dyrenkov, V. S., Shevel, N. M., Ivanov, F. I., Kreshchuk, A. A.

“…In this paper, we consider a vector disjunctive channel in which users transmit some binary vectors of length L. We estimate the capacity of this channel and…”
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Influence of the nanostructure of corundum binder on the strength of nonshrinking corundum parts by Poluboyarov, V. A., Korotaeva, Z. A., Bebko, A. N., Ivanov, F. I.

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Low-density parity-check codes based on steiner systems and permutation matrices by Ivanov, F. I., Zyablov, V. V.

“…An algorithm for generating parity-check matrices of regular low-density paritycheck codes based on permutation matrices and Steiner triple systems S ( v , 3,…”
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Null-sets for the extremal lengths by Ivanov, F. I., Shlyk, V. A.

“…In this paper, a description of the null-sets for the generalized Aikawa–Ohtsuka condenser module is obtained under the assumption that the module has the…”
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On the improvement of McEliece cryptosystem based on LDPC codes by Rudzyanskiy, A.D., Ivanov, F.I.

“…In this paper an improvement of the McEliece cryptosystem based on QC-LDPC codes is considered. The key idea of the improvement is to use soft-decision…”
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KINETIC CHARACTERISTICS OF EXPANSION OF LEAD AND SILVERAZIDES WHISKERS UNDER PHOTOAND ELECTRIC-FIELDEFFECTS by F. I. Ivanov

“…The paper addresses the kinetics of the expansionn of lead and silver azides whiskers under photoand electricfield effects. The significant influence of charge…”
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EFFECTS OF MECHANICAL FAULT IN THE ENERGETICALLY ACTIVE WHISKERS by F. I. Ivanov, E. V. Isakova

“…The paper considers the results on flexural deformation detected by the authors in whiskers of lead azides and potassium nitrate when exposed to light,…”
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Biological rhythms in psychopathology (biological patterns in psychiatry) by Ivanov, F I

“…On the basis of a clinical follow-up study of regularities of 486 cycles (phases and intervals) in the course of a disease in 80 endogenous and exogenous…”
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Electrical nature of the initiation of lead azide detonation under mechanical action by Ivanov, F. I., Sarychev, V. D., Urban, N. A.

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ELECTROPHYSICAL PROPERTIES OF -PBN6 WHISKERS by F. I. Ivanov, E. V. Isakova, T. F. Karyuchina

“…The paper describes the methods of dark conductivity, photoconductivity, thermally stimulated currents and thermally stimulated capacitor discharge that were…”
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