Alexander Romaniuk

Doctor of Technical Sciences, Professor

Vinnytsia National Technical University

21021, 95 Khmelnytske Shose Str., Vinnytsia, Ukraine

Modeling of transport network parameters in the environment of an automated system for searching for optimal solutions

05.08.2010

Vitalii Mokin, Alexander Romaniuk, Viktoria Voitko, Volodymyr Storchak, Oleh Gavenko
  • Keywords transport network, modeling, automated system, graph

Accelerated vector normalization for imaging high-polygon scenes

10.04.2013

Mykola Obidnyk, Alexander Romaniuk
  • Keywords computer graphics, normalization, approximation, diffuse color component

Model for reproducing the specular component of color in computer graphics tools

15.12.2015

Sergii Pavlov, Serhii Romaniuk, Alexander Romaniuk, Oleksandr Melnyk
  • Keywords specular reflection , bidirectional reflectance distributive function

Modified parallax mapping method using a surface distance map

05.04.2017

Alexander Romaniuk, Oleksandr Dudnyk, Oksana Romanyuk
  • Keywords texture mapping, parallax mapping, distance functions, heights mapping

Modification of A-buffer method for smoothing three-dimensional images

08.12.2020

Alexander Romaniuk, Mykhailo Kurinnyi, Oleksandr Dudnyk, Anatoliy Snihur, Serhii Romaniuk
  • Keywords aliasing effect, edge antialiasing, rasterization, A-buffer method, static-dynamic memory organization, color intensity
  • DOI https://doi.org/10.31649/1999-9941-2020-49-3-54-65

Perspective-correct texturing method

24.03.2021

Alexander Romaniuk, Oleksandr Dudnyk, Oksana Romanyuk, Dmitry Ozerchuk
  • Keywords testing; Hesberg method; realism; rasterization; perspective-correct texture overlay
  • DOI https://doi.org/10.31649/1999-9941-2021-50-1-55-63

Improving the performance of shading while using the second order surfaces to determine color intensities

23.07.2021

Alexander Romaniuk, Oleksandr Dudnyk, Dmitry Ozerchuk
  • Keywords shading; rasterization; surface of the second order; color intensity; 3D modeling; Phong shading; Gourand shading
  • DOI https://doi.org/10.31649/1999-9941-2021-51-2-51-59

Anti-aliasing image of hyperbole tracks

24.03.2022

Alexander Romaniuk, Mykhailo Kurinnyi, Oksana Romanyuk, Serhii Kotlyk, Anatoliy Snihur
  • Keywords antialiasing, anti-aliasing, marginal antialiasing, color intensity, hyperbola, step trajectory, evaluation function
  • DOI https://doi.org/10.31649/1999-9941-2022-53-1-55-63

Development of a model of reflective surface capacity using chebyshev polynomes

25.07.2022

Alexander Romaniuk, Oksana Romanyuk, Serhii Kotlyk, Anatoliy Snihur, Leonid Koval
  • Keywords endering, surface reflectivity model, reflective distributive function, Fong model, Pancake model, specular color component
  • DOI https://doi.org/10.31649/1999-9941-2022-54-2-47-54

The development of the modified schlick model for the specular color component calculation

21.11.2022

Yevhen Zavalniuk, Alexander Romaniuk, Viktoria Voitko, Oksana Romanyuk, Anatoliy Snihur
  • Keywords Schlick BRDF, Phong BRDF, Blinn-Phong BRDF, glow attenuation, glow epicenter
  • DOI https://doi.org/10.31649/1999-9941-2022-55-3-4-12

Analysis of metaprogramming capabilities in general-purpose programming languages

21.11.2022

Pavlo Stavytskyi, Viktoria Voitko, Alexander Romaniuk
  • Keywords metaprogramming, code generation, preprocessor directives, macros, Java, Kotlin, C, C , MetaOCaml, Scala, quoting, splicing
  • DOI https://doi.org/10.31649/1999-9941-2022-55-3-44-50

Energetically correct reflectance model based on the calculation of the angle between vectors

22.03.2023

Yevhen Zavalniuk, Alexander Romaniuk, Olena Prozor, Anatoliy Snihur
  • Keywords Schlick BRDF, Phong BRDF, Blinn-Phong BRDF, glow attenuation, glow epicenter
  • DOI https://doi.org/10.31649/1999-9941-2023-56-1-75-82

Analysis of the lossy image compression algorithms

24.11.2023

Oleksii Kavka, Volodymyr Maidaniuk, Alexander Romaniuk, Yevhen Zavalniuk
  • Keywords image compression, data compression, chroma subsampling, color quantization, discrete cosine transform, wavelet transform, fractal compression
  • DOI https://doi.org/10.31649/1999-9941-2023-58-3-59-64