Articles with "wavelet analysis" as a keyword



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On the link between the exchange rates and interest rate differentials in China: evidence from an asymmetric wavelet analysis

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Published in 2019 at "Empirical Economics"

DOI: 10.1007/s00181-019-01803-4

Abstract: This paper adopts wavelet analysis to explore the time–frequency comovement and causality between the exchange rates and the interest rate differentials in China (compared to the USA) over the period from February 1999 to March… read more here.

Keywords: interest rate; wavelet analysis; exchange rates; rate ... See more keywords
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Dynamics of diverse coherences in primary charge separation of bacterial reaction center at 77 K revealed by wavelet analysis.

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Published in 2021 at "Photosynthesis research"

DOI: 10.1007/s11120-021-00881-9

Abstract: To uncover the mechanism behind the high photo-electronic conversion efficiency in natural photosynthetic complexes it is essential to trace the dynamics of electronic and vibrational quantum coherences. Here we apply wavelet analysis to two-dimensional electronic… read more here.

Keywords: primary charge; wavelet analysis; charge; charge separation ... See more keywords
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Assessment of acceleration responses of a railway bridge using wavelet analysis

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Published in 2017 at "KSCE Journal of Civil Engineering"

DOI: 10.1007/s12205-016-1762-0

Abstract: One of more effective and practical ways in Structural Health Monitoring (SHM) is assessing structural movements and detecting corresponding damages in both time and frequency domains. Recently, the wavelet analysis has been used widely in… read more here.

Keywords: bridge using; analysis; wavelet analysis; acceleration ... See more keywords
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Multiresolution decomposition and wavelet analysis of urban aerosol fluxes in Italy and Austria

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Published in 2021 at "Atmospheric Research"

DOI: 10.1016/j.atmosres.2020.105267

Abstract: Abstract Observations of turbulent aerosol fluxes are fundamental to understand basic transport processes that govern changes of particle concentrations in the atmospheric boundary layer. The turbulent surface-atmosphere exchange of atmospheric particles can be quantified using… read more here.

Keywords: aerosol fluxes; wavelet analysis; multiresolution decomposition;
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Isolation of Fetal ECG Signals from Abdominal ECG Using Wavelet Analysis

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Published in 2020 at "Irbm"

DOI: 10.1016/j.irbm.2019.12.002

Abstract: Abstract Objective Monitoring the heartbeat of the fetus during pregnancy is a vital part in determining their health. Current fetal heart monitoring techniques lack the accuracy in fetal heart rate monitoring and features acquisition, resulting… read more here.

Keywords: ecg; wavelet analysis; heart rate; heart ... See more keywords
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Wavelet analysis and frequency spectrum of cloud cavitation around a sphere

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Published in 2019 at "Ocean Engineering"

DOI: 10.1016/j.oceaneng.2019.04.070

Abstract: Abstract In this paper, wavelet analysis of the cavitating flow over a sphere is reported. Unsteady and dynamic behaviors of cavitation were captured using large eddy simulation (LES) turbulence approach and Sauer mass transfer models.… read more here.

Keywords: wavelet; wavelet analysis; frequency; cloud cavitation ... See more keywords
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Multiresolution wavelet analysis of noisy datasets with different measures for decomposition coefficients

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Published in 2022 at "Physica A: Statistical Mechanics and its Applications"

DOI: 10.1016/j.physa.2021.126406

Abstract: Abstract The possibility of distinguishing between different types of complex oscillations using datasets contaminated with measurement noise is studied based on multiresolution wavelet analysis (MWA). Unlike the conventional approach, which characterizes the differences in terms… read more here.

Keywords: decomposition coefficients; multiresolution wavelet; measures decomposition; analysis ... See more keywords
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Progressive lossy-to-lossless coding of hyperspectral images through regression wavelet analysis

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Published in 2018 at "International Journal of Remote Sensing"

DOI: 10.1080/01431161.2017.1343515

Abstract: ABSTRACT Progressive Lossy-to-Lossless (PLL) coding techniques enable a gradual quality improvement of the recovered images, starting from a coarse approximation up to a perfect reconstruction. PLL is becoming a widespread approach in several scenarios, in… read more here.

Keywords: lossy lossless; wavelet analysis; lossless; progressive lossy ... See more keywords
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Locating thin dykes using wavelet analysis of their magnetic anomalies

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Published in 2019 at "Exploration Geophysics"

DOI: 10.1080/08123985.2019.1606207

Abstract: ABSTRACT The wavelet transform is a well-known tool for the multiscale processing of geophysical data. Previous work has shown how it also could be used as a semi-automatic interpretation method for potential field data. This… read more here.

Keywords: thin dykes; locating thin; wavelet analysis; using wavelet ... See more keywords
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Beat to beat P wavelet analysis in addition to standard P wave indices as correlates of left atrial extent of low voltage areas in patients with PAF undergoing catheter ablation

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Published in 2023 at "Europace"

DOI: 10.1093/europace/euad122.642

Abstract: Abstract Funding Acknowledgements Type of funding sources: None. BACKROUND Left atrium (LA) fibrosis has been shown to be an important factor associated with atrial fibrillation recurrence after catheter ablation (CA). Morphological features of the P… read more here.

Keywords: voltage areas; low voltage; wavelet analysis; voltage ... See more keywords
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California's carbon market and energy prices: a wavelet analysis

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Published in 2018 at "Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences"

DOI: 10.1098/rsta.2017.0256

Abstract: Carbon price is a key variable in management and risk decisions in activities related to the burning of fossil fuels. Different major players in this market, such as polluters, regulators and financial actors, have different… read more here.

Keywords: energy prices; carbon prices; carbon; california carbon ... See more keywords