Time-frequency super-resolution with superlets

VV Moca, H Bârzan, A Nagy-Dăbâcan… - Nature …, 2021 - nature.com
Abstract Due to the Heisenberg–Gabor uncertainty principle, finite oscillation transients are
difficult to localize simultaneously in both time and frequency. Classical estimators, like the …

Recent advances in nondestructive method and assessment of corrosion undercoating in carbon–steel pipelines

Z May, MK Alam, NA Nayan - Sensors, 2022 - mdpi.com
Carbon–steel pipelines have mostly been utilized in the oil and gas (OG) industry owing to
their strength and cost-effectiveness. However, the detection of corrosion under coating …

Smoothed Lv distribution based three-dimensional imaging for spinning space debris

Z Zhuo, L Du, X Lu, J Chen… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Three-dimensional (3-D) imaging plays a vital role in the recognition of spinning space
debris. However, the image may be blurred due to the range migration caused by fast …

[HTML][HTML] Development of the method of operational forecasting of fire in the premises of objects under real conditions

B Pospelov, V Andronov, E Rybka… - Восточно …, 2021 - cyberleninka.ru
A method for operational forecasting of fires is proposed that enables the sequential
implementation of five procedures. The method development is necessary to predict early …

Resonance-based signal decomposition: A new sparsity-enabled signal analysis method

IW Selesnick - Signal Processing, 2011 - Elsevier
Numerous signals arising from physiological and physical processes, in addition to being
non-stationary, are moreover a mixture of sustained oscillations and non-oscillatory …

Short-term fire forecast based on air state gain recurrence and zero-order brown model

B Pospelov, E Rybka, R Meleshchenko… - … -European Journal of …, 2021 - papers.ssrn.com
Possibilities of parameterization of the zero-order Brown model for indoor air forecasting
based on the current measure of air state gain recurrence are considered. The key to the …

[HTML][HTML] Mathematical model of determining a risk to the human health along with the detection of hazardous states of urban atmosphere pollution based on …

B Pospelov, V Andronov, E Rybka… - Восточно …, 2020 - cyberleninka.ru
A mathematical model of joint determining the risk to human health and the identification of
hazardous states of the polluted urban atmosphere based on the measurement of current …

Short-term forecast of fire in the premises based on modification of the Brown's zero-order model

B Pospelov, E Rybka, O Krainiukov… - … -European Journal of …, 2021 - papers.ssrn.com
This paper reports the rationale for the modification of Brown's zero-order model, which
ensures increased accuracy of the short-term fire forecast based on the use of the current …

Use of uncertainty function for identification of hazardous states of atmospheric pollution vector

B Pospelov, E Rybka, R Meleshchenko… - … -European Journal of …, 2020 - papers.ssrn.com
The use of estimation of the values of the uncertainty function to identify hazardous states of
an arbitrary atmospheric pollution vector is considered. At the same time, it is proposed to …

Parameter analysis of chirplet transform and high-resolution time-frequency representation via chirplets combination

X Zhu, B Li, K Yang, Z Zhang, W Li - Signal Processing, 2023 - Elsevier
The standard chirplet transform (CT) with the chirp-modulated Gaussian window provides a
valuable tool for analyzing linear chirp signals. The parameters present in the window …