Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Andrius Katkevičius"'
Autor:
Diana Belova-Plonienė, Audrius Krukonis, Vytautas Abromavičius, Artūras Serackis, Vytautas Urbanavičius, Andrius Katkevičius
Publikováno v:
Applied Sciences, Vol 14, Iss 13, p 5766 (2024)
Typically, analyses of meander structures (MSs) for transfer characteristics are conducted using specialized commercial software based on numerical methods. However, these methods can be time-consuming, particularly when a researcher is seeking to pe
Externí odkaz:
https://doaj.org/article/2fd312e5aa8144b8a539357d5674f834
Autor:
Arnas Karmonas, Andrius Katkevičius
Publikováno v:
Mokslas: Lietuvos Ateitis, Vol 15 (2023)
This paper proposes a method for automated Lithuanian hands gestures data collection and for Lithuanian hands gestures classification. The dataset of 1100 samples was collected for 10 different classes of Lithuanian hands gesture. The features of han
Externí odkaz:
https://doaj.org/article/cfffcb922f0c4532aee6bd652fe4a9c0
Autor:
Tomas Jačionis, Vytautas Urbanavičius, Andrius Katkevičius, Vytautas Abromavičius, Artūras Serackis, Tomyslav Sledevič, Darius Plonis
Publikováno v:
Drones, Vol 6, Iss 10, p 306 (2022)
Artificial intelligence used in unmanned aerial vehicle (UAV) flight control systems tends to leave UAV control systems without any radio communication emissions, whose signatures in an electromagnetic spectrum (ES) are widely used to detect UAVs. Th
Externí odkaz:
https://doaj.org/article/a906ace13dd54013ae5f1b7583612145
Publikováno v:
Mokslas: Lietuvos Ateitis, Vol 9, Iss 3 (2017)
With the rapid advances in technology of mobile devices, their application areas expand continuously as well. Given the growth of the market share for mobile devices, one of the main issues that arise is the need for new and convenient techniques for
Externí odkaz:
https://doaj.org/article/5cd9cb3e040745279d14ea58205ffd5a
Autor:
Andrius Katkevičius
Publikováno v:
Mokslas: Lietuvos Ateitis, Vol 4, Iss 1 (2012)
Artificial neural networks (ANN) have recently gained attention as fast and flexible equipment for modelling and designing microwave devices. The paper reviews the opportunities to use them for undertaking the tasks on the analysis and synthesis. The
Externí odkaz:
https://doaj.org/article/26da230b160a475593a044819f00262f
Autor:
Andrius Katkevičius
Publikováno v:
Mokslas: Lietuvos Ateitis, Vol 2, Iss 1 (2010)
Frequency properties of the non-homogeneous periodical line are analyzed. The model of the signal path containing the non-homogeneous periodical line is presented. The programs for calculation of line input impedance and transfer coefficient were dev
Externí odkaz:
https://doaj.org/article/e55bd61d266f491596c20b3cc2a01944
Building façade style classification from UAV imagery using a Pareto-optimized deep learning network
Autor:
Rytis Maskeliūnas, Andrius Katkevičius, Darius Plonis, Tomyslav Sledevič, Adas Meškėnas, Robertas Damaševičius
Publikováno v:
Electronics; Volume 11; Issue 21; Pages: 3450
The article focuses on utilizing unmanned aerial vehicles (UAV) to capture and classify building façades of various forms of cultural sites and structures. We propose a Pareto-optimized deep learning algorithm for building detection and classificati
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1549eb6e809d9821eb38d1948c9c28f8
https://doi.org/10.3390/electronics11213450
https://doi.org/10.3390/electronics11213450
Publikováno v:
Acta Physica Polonica A. 140:122-130
Publikováno v:
Electrical, Control and Communication Engineering, Vol 16, Iss 1, Pp 51-57 (2020)
The Scientific Journal of Riga Technical University-Electrical, Control and Communication Engineering; Vol 16, No 1 (2020): Electrical, Control and Communication Engineering; 51-57
The Scientific Journal of Riga Technical University-Electrical, Control and Communication Engineering; Vol 16, No 1 (2020): Electrical, Control and Communication Engineering; 51-57
– Meander structures allows reducing the size of the microwave devices while keeping the same operational characteristics. The shape of meander makes a big impact to the operation of microwave devices. Therefore, the structure of meander is widely
Publikováno v:
2021 IEEE Microwave Theory and Techniques in Wireless Communications (MTTW).