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Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique

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Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique. / Stefanovska, Aneta; Bracic, Maja; Kvernmo, Hebe Désirée.
In: IEEE Transactions on Biomedical Engineering, Vol. 46, No. 10, 01.10.1999, p. 1230-1239.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Stefanovska, A, Bracic, M & Kvernmo, HD 1999, 'Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique', IEEE Transactions on Biomedical Engineering, vol. 46, no. 10, pp. 1230-1239. https://doi.org/10.1109/10.790500

APA

Stefanovska, A., Bracic, M., & Kvernmo, H. D. (1999). Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique. IEEE Transactions on Biomedical Engineering, 46(10), 1230-1239. https://doi.org/10.1109/10.790500

Vancouver

Stefanovska A, Bracic M, Kvernmo HD. Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique. IEEE Transactions on Biomedical Engineering. 1999 Oct 1;46(10):1230-1239. doi: 10.1109/10.790500

Author

Stefanovska, Aneta ; Bracic, Maja ; Kvernmo, Hebe Désirée. / Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique. In: IEEE Transactions on Biomedical Engineering. 1999 ; Vol. 46, No. 10. pp. 1230-1239.

Bibtex

@article{7c844b0e36db48d7871917adac54fb51,
title = "Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique",
abstract = "The wavelet transform technique, a time-frequency method with logarithmic frequency resolution, was used to analyze oscillations in human peripheral blood flow measured by laser Doppler flowmetry. The oscillations extended over a wide frequency scale and their periods varied in time. Within the frequency range studied, 0.0095-1.6 Hz, five characteristic oscillations were revealed, arising from both local and central regulatory mechanisms. After the insertion of endothelium-dependent and endothelium-independent vasodilators the spectra of blood flow markedly differed in the frequency interval 0.0095-0.02 Hz. In this way it was demonstrated thai endothelial activity is a rhythmic process that contributes to oscillations in blood flow with a characteristic frequency of around 0.01 Hz. The study illustrates the potential of laser Doppler flowmetry combined with dynamical systems analysis for studies of both the micro- and macroscopic mechanisms of blood flow regulation in vivo.",
keywords = "Endothelial vasoregulation, Iontophoresis, Laser Doppler flowmetry, Peripheral blood flow, Time-frequency analysis, Vasodilator substances, Wavelet transform",
author = "Aneta Stefanovska and Maja Bracic and Kvernmo, {Hebe D{\'e}sir{\'e}e}",
year = "1999",
month = oct,
day = "1",
doi = "10.1109/10.790500",
language = "English",
volume = "46",
pages = "1230--1239",
journal = "IEEE Transactions on Biomedical Engineering",
issn = "0018-9294",
publisher = "IEEE Computer Society",
number = "10",

}

RIS

TY - JOUR

T1 - Wavelet analysis of oscillations in the peripheral blood circulation measured by laser Doppler technique

AU - Stefanovska, Aneta

AU - Bracic, Maja

AU - Kvernmo, Hebe Désirée

PY - 1999/10/1

Y1 - 1999/10/1

N2 - The wavelet transform technique, a time-frequency method with logarithmic frequency resolution, was used to analyze oscillations in human peripheral blood flow measured by laser Doppler flowmetry. The oscillations extended over a wide frequency scale and their periods varied in time. Within the frequency range studied, 0.0095-1.6 Hz, five characteristic oscillations were revealed, arising from both local and central regulatory mechanisms. After the insertion of endothelium-dependent and endothelium-independent vasodilators the spectra of blood flow markedly differed in the frequency interval 0.0095-0.02 Hz. In this way it was demonstrated thai endothelial activity is a rhythmic process that contributes to oscillations in blood flow with a characteristic frequency of around 0.01 Hz. The study illustrates the potential of laser Doppler flowmetry combined with dynamical systems analysis for studies of both the micro- and macroscopic mechanisms of blood flow regulation in vivo.

AB - The wavelet transform technique, a time-frequency method with logarithmic frequency resolution, was used to analyze oscillations in human peripheral blood flow measured by laser Doppler flowmetry. The oscillations extended over a wide frequency scale and their periods varied in time. Within the frequency range studied, 0.0095-1.6 Hz, five characteristic oscillations were revealed, arising from both local and central regulatory mechanisms. After the insertion of endothelium-dependent and endothelium-independent vasodilators the spectra of blood flow markedly differed in the frequency interval 0.0095-0.02 Hz. In this way it was demonstrated thai endothelial activity is a rhythmic process that contributes to oscillations in blood flow with a characteristic frequency of around 0.01 Hz. The study illustrates the potential of laser Doppler flowmetry combined with dynamical systems analysis for studies of both the micro- and macroscopic mechanisms of blood flow regulation in vivo.

KW - Endothelial vasoregulation

KW - Iontophoresis

KW - Laser Doppler flowmetry

KW - Peripheral blood flow

KW - Time-frequency analysis

KW - Vasodilator substances

KW - Wavelet transform

U2 - 10.1109/10.790500

DO - 10.1109/10.790500

M3 - Journal article

C2 - 10513128

AN - SCOPUS:0032824343

VL - 46

SP - 1230

EP - 1239

JO - IEEE Transactions on Biomedical Engineering

JF - IEEE Transactions on Biomedical Engineering

SN - 0018-9294

IS - 10

ER -