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Kravchenko Viktor Filippovich

Publications in Math-Net.Ru

  1. Suppression of speckle noise in medical images via segmentation-grouping of 3D objects using sparse contourlet representation

    Dokl. RAN. Math. Inf. Proc. Upr., 509 (2023),  94–100
  2. Suppression of multiplicative noise in images via grouping of similar objects

    Dokl. RAN. Math. Inf. Proc. Upr., 499 (2021),  67–72
  3. Noise-immune communication with orthogonal frequency division multiplexing using Kravchenko weight function processing

    Dokl. RAN. Math. Inf. Proc. Upr., 495 (2020),  95–99
  4. 3D filtering of images corrupted by additive-multiplicative noise

    Dokl. RAN. Math. Inf. Proc. Upr., 494 (2020),  71–75
  5. Nonsynchronous interactions

    UFN, 177:5 (2007),  511–534
  6. Numerical methods for solving integral equations for functions with double orthogonality

    Differ. Uravn., 40:9 (2004),  1248–1255
  7. Vavilov–Cherenkov amplifiers with irregular electrodynamic structures

    UFN, 174:6 (2004),  639–655
  8. Paired Sum Equations and Singular Integral Equations in Electromagnetic Scattering by Open Conical Structures

    Differ. Uravn., 39:9 (2003),  1209–1213
  9. An Algebraic Method for Solving the Radon Integral Equation in a Complex-Shaped Domain on the Basis of the Theory of $\mathrm R$-Functions

    Differ. Uravn., 38:9 (2002),  1263–1269
  10. Approximations by Atomic Functions and Numerical Methods for Fredholm Integral Equations of the Second Kind

    Differ. Uravn., 37:10 (2001),  1406–1414
  11. Computation of the first eigenvalues of the hydrodynamic stability problem for a viscous fluid flow between two rotating cylinders

    Differ. Uravn., 36:6 (2000),  742–746
  12. Application of integral equations to a singularly perturbed nonstationary boundary value problem of heat conduction with moving boundaries

    Differ. Uravn., 35:9 (1999),  1171–1178
  13. Application of the method of boundary integral equations for determining the boundary-layer asymptotics of the solution of a nonlinear singularly perturbed boundary value problem of heat conduction in a two-layer domain

    Differ. Uravn., 34:9 (1998),  1198–1209
  14. Computation of the first eigenvalues of a boundary value problem on the hydrodynamic stability of a Poiseuille flow in a circular tube

    Differ. Uravn., 34:1 (1998),  50–53
  15. Application of the method of boundary integral equations for determining the boundary-layer asymptotics of the solution of a nonlinear singularly perturbed boundary value problem of heat conduction

    Differ. Uravn., 33:9 (1997),  1174–1180
  16. Method of increase of spectral resolution of acousto-optic spectrometers

    Dokl. Akad. Nauk, 351:5 (1996),  618–621
  17. Scattering of electromagnetic waves by a thin superconducting tape

    Dokl. Akad. Nauk, 351:4 (1996),  462–464
  18. Orthonormal systems of wavelet type based on atomic functions

    Dokl. Akad. Nauk, 351:1 (1996),  16–18
  19. On the method of QRS complexes classification

    Dokl. Akad. Nauk, 350:5 (1996),  609–611
  20. Algorithms for reconstructing spatially distributed parameters of surfaces in an aperture synthesis in broadband passive radiometric systems

    Dokl. Akad. Nauk, 350:2 (1996),  178–183
  21. Investigation of the diffraction of elastic waves by plates weakened by two holes of arbitrary shape

    Dokl. Akad. Nauk, 349:2 (1996),  175–179
  22. Point-spread function identification in an image restoration problem

    Dokl. Akad. Nauk, 348:3 (1996),  310–312
  23. Two superconducting disks in the field of a vertical electric dipole

    Dokl. Akad. Nauk, 348:1 (1996),  30–33
  24. Combination of the $R$-function and the finite difference methods in three-dimensional problems of mathematical physics

    Dokl. Akad. Nauk, 347:4 (1996),  454–457
  25. On the theory of meters for variables modeled by polynomial coefficients

    Dokl. Akad. Nauk, 347:3 (1996),  319–323
  26. Laminar nonisothermal flows of a ferrofluid in a channel of a rectangular cross-section

    Dokl. Akad. Nauk, 347:2 (1996),  171–174
  27. Diffraction of electromagnetic waves by superconducting thin shells with moving media

    Dokl. Akad. Nauk, 346:6 (1996),  738–741
  28. A posteriori estimates for the error of structural solutions of three-dimensional problems in mathematical physics

    Dokl. Akad. Nauk, 346:4 (1996),  455–458
  29. An algorithm for constructing wavelet systems for signal processing

    Dokl. Akad. Nauk, 346:1 (1996),  31–32
  30. The method of $\mathrm{R}$-functions in the investigation of the diffraction of elastic waves by a rigid inclusion of arbitrary shape

    Dokl. Akad. Nauk, 344:4 (1995),  457–459
  31. An investigation of the diffraction of elastic waves by a cone using the method of $\mathrm{R}$-functions

    Dokl. Akad. Nauk, 344:3 (1995),  315–318
  32. On the structure of the electromagnetic field of a magnetic dipole on a superconducting thin disk

    Dokl. Akad. Nauk, 344:2 (1995),  168–171
  33. On a method for representing coefficients of the polynomial of best mean-square approximation

    Dokl. Akad. Nauk, 343:4 (1995),  463–466
  34. The Green function of the Laplace operator with mixed boundary conditions on an isosceles triangle

    Dokl. Akad. Nauk, 343:3 (1995),  314–316
  35. Structural formulas for solving problems of the diffraction of elastic waves

    Dokl. Akad. Nauk, 343:2 (1995),  163–165
  36. Synthesis of weight windows on the basis of atomic functions

    Dokl. Akad. Nauk, 342:1 (1995),  29–31
  37. Electromagnetic wave propagation over a surface of variable impedance of the special kind

    Dokl. Akad. Nauk, 341:3 (1995),  313–316
  38. An exact solution of the equation for the electromagnetic wave attenuation factor over a surface with impedance of a special form

    Dokl. Akad. Nauk, 341:2 (1995),  177–180
  39. Algorithm for the calculation of vector magnitude for EKG recorded from six standard and six precardial leads

    Dokl. Akad. Nauk, 340:5 (1995),  607–609
  40. Radiation fields of a plane superconducting logarithmic helix

    Dokl. Akad. Nauk, 339:6 (1994),  743–745
  41. Diffraction of electromagnetic waves by two superconducting hollow spherical shells

    Dokl. Akad. Nauk, 339:2 (1994),  166–170
  42. Reconstruction of electrophysical parameters of soils for subsurface cartography

    Dokl. Akad. Nauk, 338:1 (1994),  29–32
  43. Reconstruction of the electrophysical parameters of surfaces from passive remote radiospectrometry

    Dokl. Akad. Nauk, 337:6 (1994),  725–727
  44. Diffraction of electromagnetic waves on thin cylindrical superconducting shells

    Dokl. Akad. Nauk, 337:1 (1994),  25–27
  45. On the planar electromagnetic waves reflection from superconducting plane and Frenels formula generalization

    Dokl. Akad. Nauk, 336:5 (1994),  599–600
  46. Atomic harmonic functions and a generalized FFT algorithm

    Dokl. Akad. Nauk, 336:4 (1994),  462–465
  47. Atomic exponential functions

    Dokl. Akad. Nauk, 336:3 (1994),  309–311
  48. An approach to solving interior spectral boundary-value problems

    Uspekhi Mat. Nauk, 49:1(295) (1994),  211–212
  49. The electromagnetic field of an array of superconducting antennas

    Dokl. Akad. Nauk, 333:6 (1993),  725–726
  50. Spectral and spatial electrodynamical characteristics of waves scattered by the periodical grid of special conductors placed on the anisotropic underlay

    Dokl. Akad. Nauk, 331:3 (1993),  288–291
  51. On one method of oscillations in electro-optics modulators calculation on the example of half-coaxial resonator with uniaxial crystal

    Dokl. Akad. Nauk, 329:1 (1993),  36–39
  52. Bi-cone resonator electrodynamical characteristics calculation by $R$-functions method

    Dokl. Akad. Nauk, 329:1 (1993),  33–35
  53. Electromagnetic waves scattering by superconductive cylinder

    Dokl. Akad. Nauk, 328:2 (1993),  178–180
  54. Reproduction of terrain by active remote-sounding data

    Dokl. Akad. Nauk, 328:2 (1993),  171–173
  55. The axis symmetrical excitation of the superconductive impedance sphere

    Dokl. Akad. Nauk, 327:2 (1992),  208–211
  56. The excitation of the circular and elliptical superconductive cylinders

    Dokl. Akad. Nauk, 326:4 (1992),  633–636
  57. On the excitation of the superconductive impedance plane

    Dokl. Akad. Nauk, 326:2 (1992),  272–275
  58. On a calculation method of electromagnetic waves transformation into thermal fields exemplified by rectangular waveguide

    Dokl. Akad. Nauk, 326:1 (1992),  63–67
  59. Optimization of two-media interfacial parameter estimations from the measurement of intrinsit radio-thermal emission fields

    Dokl. Akad. Nauk, 325:6 (1992),  1156–1160
  60. Optimal finite windows for the reconstruction of images

    Dokl. Akad. Nauk, 322:3 (1992),  498–500
  61. Optimization of estimates for spatially distributed parameters of electrodynamic models of surfaces in inverse interpretation problems of active remote sounding

    Dokl. Akad. Nauk, 322:2 (1992),  277–280
  62. Image reconstruction using deconvolution windows constructed on the basis of atomic functions

    Dokl. Akad. Nauk SSSR, 321:5 (1991),  938–940
  63. The method of signal discretization and interpolation based on atomic function theory

    Dokl. Akad. Nauk SSSR, 321:5 (1991),  914–918
  64. Application of atomic functions for the synthesis of digital filters

    Dokl. Akad. Nauk SSSR, 321:4 (1991),  697–700
  65. Application of Fermat numbers in digital signal processing

    Dokl. Akad. Nauk SSSR, 320:4 (1991),  835–838
  66. A method for computing Fourier and Hartley transforms in a finite digital computer system

    Dokl. Akad. Nauk SSSR, 320:3 (1991),  577–580
  67. On a number-theoretic method for the fast Fourier transform in the Fermat ring

    Dokl. Akad. Nauk SSSR, 320:2 (1991),  303–306
  68. Optimal evaluations of electrophysical parameters for models of scattering covers in remote sensing

    Dokl. Akad. Nauk SSSR, 319:5 (1991),  1120–1124
  69. Utilization of atome functions in digital differentiator synthesis

    Dokl. Akad. Nauk SSSR, 319:2 (1991),  347–351
  70. Polarization structure of the diffractional field of electromagnetic waves on impedance angle structures

    Dokl. Akad. Nauk SSSR, 318:5 (1991),  1148–1153
  71. Correlation between scattered and self-radiation of statistically uneven underlying surfaces

    Dokl. Akad. Nauk SSSR, 317:6 (1991),  1362–1365
  72. Transformation of complex regular logic circuits

    Dokl. Akad. Nauk SSSR, 312:4 (1990),  808–814
  73. A method for constructing new structures of solution of exterior problems of electrodynamics for domains of complex form

    Dokl. Akad. Nauk SSSR, 311:1 (1990),  67–71
  74. A method for the structural analysis of optimal algorithms

    Dokl. Akad. Nauk SSSR, 310:5 (1990),  1098–1100
  75. Statistically optimal solution of operator equations when the original data have finite size

    Dokl. Akad. Nauk SSSR, 310:3 (1990),  532–535
  76. Excitation and scattering of electromagnetic waves by bodies with different impedances that have symmetry of revolution

    Dokl. Akad. Nauk SSSR, 309:3 (1989),  594–598
  77. On an asymptotic method of solution of the boundary problem for the impedance wedge excitation

    Dokl. Akad. Nauk SSSR, 308:2 (1989),  329–334
  78. Construction of new windows for signal processing based on atomic functions

    Dokl. Akad. Nauk SSSR, 306:1 (1989),  78–81
  79. An asymptotic method for solving problems on the scattering of waves by tape-type single screens

    Dokl. Akad. Nauk SSSR, 304:3 (1989),  577–582
  80. A $R$-function method in the problems of identification of the scattering object shape parameters from the date of remote radiosensing

    Dokl. Akad. Nauk SSSR, 304:2 (1989),  345–347
  81. Optimal solution of operator equations when the initial data are of finite dimension

    Differ. Uravn., 25:11 (1989),  1891–1897
  82. A method for solving boundary value problems in electrodynamics for regions of complex form with different impedances

    Dokl. Akad. Nauk SSSR, 302:1 (1988),  72–74
  83. An estimate of limit possibilities in table-algorithm methods of multiplication in digital systems

    Dokl. Akad. Nauk SSSR, 301:2 (1988),  292–296
  84. An approach to the generalization of systems of representation of signals

    Dokl. Akad. Nauk SSSR, 298:1 (1988),  73–75
  85. On an inverse problem of the theory of the propagation of electromagnetic waves

    Differ. Uravn., 24:4 (1988),  622–627
  86. The choice of subspaces in projection methods for solving operator equations

    Dokl. Akad. Nauk SSSR, 296:5 (1987),  1050–1052
  87. Restoration of a class of radio-fields in an atomic space of solutions

    Dokl. Akad. Nauk SSSR, 295:3 (1987),  594–596
  88. On a method for generalized signal imaging

    Dokl. Akad. Nauk SSSR, 294:3 (1987),  573–575
  89. An approach to the solution of the problem of reception of composite signals with redundancy in the large

    Dokl. Akad. Nauk SSSR, 293:4 (1987),  831–833
  90. The inverse scattering problem for wave beams in an inhomogeneous layer

    Dokl. Akad. Nauk SSSR, 291:2 (1986),  320–322
  91. Representation of multidimensional splines by superpositions of some basis system

    Dokl. Akad. Nauk SSSR, 289:3 (1986),  559–563
  92. A method of organizing fault-tolerant computations

    Dokl. Akad. Nauk SSSR, 287:6 (1986),  1342–1345
  93. An application of the method of Rvachev to signal-filtration theory and pattern recognition

    Dokl. Akad. Nauk SSSR, 259:4 (1981),  823–825
  94. Magnetic waves in waveguides with the simply connected cross section of complex form

    Dokl. Akad. Nauk SSSR, 256:5 (1981),  1097–1100
  95. Стохастическая устойчивость обратной задачи нестационарных плоских волн

    Differ. Uravn., 16:6 (1980),  1130–1131
  96. A method of solution of electrodynamic boundary problems for regions with complex shapes

    Dokl. Akad. Nauk SSSR, 248:1 (1979),  74–77
  97. Расчет температурного поля нагретой зоны сложной формы, состоящей из шасси и смонтированных на нем деталей

    TVT, 10:2 (1972),  389–394
  98. The solution of certain classes of boundary value problems for systems of bodies of complex form by the method of $R$-functions

    Differ. Uravn., 6:10 (1970),  1851–1858
  99. The solution of a boundary value problem by the method of $R$-functions

    Differ. Uravn., 3:9 (1967),  1602–1605
  100. О влиянии двойной решетки специальной геометрической формы на излучение активного плоскопараллельного слоя

    Differ. Uravn., 2:8 (1966),  1107–1114

© Steklov Math. Inst. of RAS, 2026