Roman Yuzefovych

According to our database, Roman Yuzefovych authored at least 27 papers between 2007 and 2025.

Collaborative distances:

• Dijkstra number of six.
• Erdős number of five.

2025

Model of vibrations as periodically non-stationary random processes for identification of the condition of electrical motor.

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

Proceedings of the 5th International Conference on Information Technologies: Theoretical and Applied Problems 2025, 2025

Analysis of mean square estimator errors of basic frequency for periodically non-stationary random processes.

Ihor Javorskyj, Roman Yuzefovych, Roman Pelypets, Roman Sliepko, Oleh Lychak, Pavlo Semenov

Proceedings of the 3rd International Workshop on Computer Information Technologies in Industry 4.0 (CITI 2025), 2025

AI-driven multimodal data fusion for hazardous object detection in maritime and coastal environments.

Vitaly Brevus, Halyna Brevus, Roman Gashynskyi, Aser Kashosi, Roman Yuzefovych

Proceedings of the The 2nd International Workshop on Advanced Applied Information Technologies: AI & DSS, 2025

A Corelation-Based Analysis of the Spectral Composition of Vibrations for a Gas-Turbine Engine with Unbalanced Rotor.

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

Proceedings of the 15th International Conference on Advanced Computer Information Technologies, 2025

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

The least square estimation of the basic frequency for periodically non-stationary random signals.

Ihor Javorskyj, Roman Yuzefovych, Ivan Matsko, Zbigniew Zakrzewski

Digit. Signal Process., 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

Hilbert transform of a periodically non-stationary random signal: Low-frequency modulation.

Ihor Javorskyj, Roman Yuzefovych, Ivan Matsko, Pavlo Kurapov

Digit. Signal Process., 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 Covariance and Spectral Properties of the Quadrature Components of Narrowband Periodically Non-Stationary Random Signals.

Ihor Javorskyj, Roman Yuzefovych, Pavlo Kurapov, Pavlo Semenov

Proceedings of the IEEE 15th International Conference on Computer Sciences and Information Technologies, 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

Analysis of Deterministic Components of Biperiodically Correlated Random Signals.

Ihor Javorskyj, Roman Yuzefovych, Oksana Dzeryn, Mykola Varyvoda

Proceedings of the 10th International Conference on Advanced Computer Information Technologies, 2020

2018

Nonparametric Spectral Analysis of Periodically Nonstationary Vibration Signals for Electrical Rotary Machines Testing.

Ihor Javorskyj, Pawel Semcnov, Roman Yuzefovych, Zbigniew Zakrzewski

Proceedings of the 25th International Conference "Mixed Design of Integrated Circuits and System", 2018

Periodically Non-Stationary Analytic Signals and their Properties.

Ihor Javorskyj, Roman Yuzefovych, Pavlo Kurapov

Proceedings of the Advances in Intelligent Systems and Computing III, 2018

2017

Coherent covariance analysis of periodically correlated random processes for unknown non-stationarity period.

Ihor Javorskyj, Roman Yuzefovych, Ivan Matsko, Zbigniew Zakrzewski, Jacek Majewski

Digit. Signal Process., 2017

Statistical analysis of periodically non-stationary oscillations for unknown period.

Ihor Javorskyj, R. M. Roman Yuzefovych, Ivan Matsko, Zbigniew Zakrzewski, Jacek Majewski

Proceedings of the 24th International Conference Mixed Design of Integrated Circuits and Systems, 2017

2016

Discrete estimators of characteristics for periodically correlated time series.

Ihor Javorskyj, Ivan Matsko, Roman Yuzefovych, Zbigniew Zakrzewski

Digit. Signal Process., 2016

2010

Component covariance analysis for periodically correlated random processes.

Ihor Javorskyj, Ihor Isayev, Jacek Majewski, Roman Yuzefovych

Signal Process., 2010

2007

Comparison of the coherent and the component methods for estimating the characteristics of the periodically correlated random processes.

Ihor Isayev, Ihor Javorskyj, Roman Yuzefovych

Proceedings of the 15th European Signal Processing Conference, 2007