Oleh Lychak

According to our database, Oleh Lychak authored at least 12 papers between 2020 and 2024.

Collaborative distances:

• Dijkstra number of seven.
• Erdős number of six.

2024

Methods of periodically non-stationary random processes for vibrations monitoring of rolling bearing with damaged outer race.

Ihor Javorskyj, Roman Yuzefovych, Oleh Lychak, George Trokhym, Mykola Varyvoda

Digit. Signal Process., 2024

Analysis of the vibration signals based on PCRP representation.

Roman Yuzefovych, Ihor Javorskyj, Oleh Lychak, Roman Khmil, George Trokhym

Proceedings of the 4th International Workshop on Information Technologies: Theoretical and Applied Problems 2024, 2024

Demodulation of the simulated periodically non-stationary random signal with Hilbert transform.

Ihor Javorskyj, Roman Yuzefovych, Oleh Lychak, Pavlo Semenov, Roman Slyepko

Proceedings of the 2nd International Workshop on Computer Information Technologies in Industry 4.0 (CITI 2024), 2024

Identification and Analysis of the Structure of Rhythmic Variability of Electricity Consumption Time Series for Estimating and Forecasting Energy Flows.

Ihor Javorskyj, Valentyna Pleskach, Roman Yuzefovych, Oleh Lychak

Proceedings of the 8th International Scientific and Practical Conference "Applied Information Systems and Technologies in the Digital Society" (AISTDS 2024), 2024

Correlation Matrix for Analysis of the Covariance and Spectral Structures of PNRP.

Roman Yuzefovych, Ihor Javorskyj, Oleh Lychak, Yury Torba, Yevgen Sbrodov, Bohdan Komarnytskyi

Proceedings of the 14th International Conference on Advanced Computer Information Technologies, 2024

2023

Method of Periodically Non-stationary Random Signals Demodulation with Hilbert Transform.

Roman Yuzefovych, Ihor Javorskyj, Oleh Lychak, Pavlo Semenov

Proceedings of the 3rd International Workshop on Information Technologies: Theoretical and Applied Problems 2023, 2023

Model for Analysis of High-Frequency Modulated Random Signals.

Ihor Javorskyj, Roman Yuzefovych, Oleh Lychak, Pavlo Semenov, Roman Sliepko, Yulia Romanyshyn

Proceedings of the 13th International Conference on Advanced Computer Information Technologies, 2023

2022

Hilbert Transform for Analysis of Amplitude Modulated Wide-band Random Signals.

Ihor Javorskyj, Roman Yuzefovych, Oleh Lychak, Roman Slyepko, Pavlo Semenov

Proceedings of the 12th International Conference on Advanced Computer Information Technologies, 2022

2021

Methods of Hidden Periodicity Discovering for Gearbox Fault Detection.

Ihor Javorskyj, Ivan Matsko, Roman Yuzefovych, Oleh Lychak, Roman Lys

Sensors, 2021

Bi-periodically correlated random processes as a model for gear pair vibration.

Roman Yuzefovych, Ihor Javorskyj, Oleh Lychak, George Trokhym, Pavlo Semenov

Proceedings of the 1st International Workshop on Information Technologies: Theoretical and Applied Problems 2021, 2021

Hilbert Transform of Multicomponent Narrow-Band Periodically Non-Stationary Random Signal.

Ihor Javorskyj, Oleh Lychak, Roman Yuzefovych, Pavlo Semenov

Proceedings of the 11th International Conference on Advanced Computer Information Technologies, 2021

2020

The Quadrature Components of Narrowband Periodically Non-stationary Random Signals.

Ihor Javorskyj, Roman Yuzefovych, Pavlo Kurapov, Oleh Lychak

Proceedings of the Advances in Intelligent Systems and Computing V, 2020