1.
| Analysis of non-stationary electric signals using the S-transform
/ Leonowicz, Z ; Lobos, T ; Wozniak, K
[ENY-ARTICLE-2009-253]
Purpose – The purpose of this paper is to compare the accuracy of tracking the amplitude and frequency changes of non-stationary electric signals. [...]
http://zet10.ipee.pwr.wroc.pl/record/314/files/
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2.
| Time-frequency analysis of non-stationary phenomena in electrical engineering
/ Bracale, A ; Carpinelli, G ; Wozniak, K ; Sikorski, T ; et al
[I07/2006/I-037]
[ENY-ARTICLE-2008-191]
This paper serves the idea of applying joint time-frequency representations in electrical engineering. [...]
http://zet10.ipee.pwr.wroc.pl/record/242/files/
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3.
| Analysis of power quality disturbances using the S-Transform
/ Leonowicz, Z ; Lobos, T ; Wozniak, K
[I07/2007/I-009]
[ENY-ARTICLE-2008-111]
The method presented in this paper employs recently introduced S-transform which is an important development of STFT with improved properties. [...]
http://zet10.ipee.pwr.wroc.pl/record/140/files/
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4.
| Analysis of nonstationary electric signals using the S-transform. Zastosowanie transformaty S do analizy sygnałów niestacjonarnych w elektrotechnice
/ Leonowicz, Z ; Lobos, T ; Wozniak, K
[I07/2005/I-018]
[ENY-ARTICLE-2008-110]
Contemporary power systems, which contain a considerable number of non-linear loads, require advanced methods of spectral analysis for their investigation and control. [...]
http://zet10.ipee.pwr.wroc.pl/record/139/files/
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