1. Artificial neural network technique for predicting the critical frequency of the ionospheric F ₂ layer

   • N. A. Barkhatov
   • S. E. Revunov
   • V. P. Uryadov

   OriginalPaper Pages: 1 - 13

2. Sunset-sunrise characteristics of sporadic layers of ionization in the lower ionosphere observed by the method of resonance scattering of radio waves from artificial periodic inhomogeneities of the ionospheric plasma

   • N. V. Bakhmet’eva
   • V. V. Belikovich
   • A. A. Ponyatov

   OriginalPaper Pages: 14 - 28

3. Electro-acoustic sounding of the atmosphere

   • V. O. Rapoport
   • N. A. Mityakov
   • Yu. A. Sazonov

   OriginalPaper Pages: 29 - 33

4. Observation of underwater objects through glitter parts of the sea surface

   • W. L. Weber

   OriginalPaper Pages: 34 - 47

5. Electrodynamic properties of a waveguide with layered-periodic walls

   • A. A. Bulgakov
   • O. V. Kostylyova
   • A. V. Meriuts

   OriginalPaper Pages: 48 - 56

6. Theory of waveguide light scattering in an integrated optical waveguide in the presence of noise

   • A. A. Egorov

   OriginalPaper Pages: 57 - 67

7. Robust estimation of Gaussian-noise variance in the presence of pulsed interference

   • A. A. Rodionov
   • V. I. Turchin

   OriginalPaper Pages: 68 - 76

8. Velocity distribution of Brownian particles at the input of a closed detector

   • E. Z. Gribova

   OriginalPaper Pages: 77 - 84