Articles with "continuous wavelet" as a keyword



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Interpretation attributes derived from airborne electromagnetic inversion models using the continuous wavelet transform

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Published in 2018 at "Near Surface Geophysics"

DOI: 10.1002/nsg.12018

Abstract: Planning, contracting, data acquisition and processing plus the inverter’s quality assessment and inversion of a regional airborne electromagnetic survey may take some months, while the interpretation of the results is a considerably more complex and… read more here.

Keywords: inversion; continuous wavelet; interpretation; airborne electromagnetic ... See more keywords
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Uncertainty principles for continuous wavelet transforms related to the Riemann–Liouville operator

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Published in 2017 at "Ricerche di Matematica"

DOI: 10.1007/s11587-017-0320-5

Abstract: In this paper we define and study the continuous wavelet transforms associated with the Riemann–Liouville operator, we give nice harmonic analysis results. Next we establish an analogue of Heisenberg’s inequality related to the wavelet transform.… read more here.

Keywords: continuous wavelet; liouville operator; wavelet transforms; wavelet ... See more keywords
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Shapiro’s uncertainty principle and localization operators associated to the continuous wavelet transform

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Published in 2017 at "Journal of Pseudo-Differential Operators and Applications"

DOI: 10.1007/s11868-016-0175-7

Abstract: Quantitative Shapiro’s dispersion uncertainty principle and umbrella theorem are proved for the continuous wavelet transform. Also the localization operators associated with the continuous wavelet transform are studied. read more here.

Keywords: wavelet transform; uncertainty principle; localization operators; continuous wavelet ... See more keywords
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Hardy’s theorem for the continuous wavelet transform

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Published in 2019 at "Journal of Pseudo-Differential Operators and Applications"

DOI: 10.1007/s11868-019-00318-x

Abstract: The aim of this short paper is to prove a qualitative uncertainty principle namely Hardy’s theorem for the continuous wavelet transform. read more here.

Keywords: wavelet transform; theorem continuous; hardy theorem; continuous wavelet ... See more keywords
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Analysis of Center Frequency Effect on Damping Parameters Estimation Using Continuous Wavelet Transform

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Published in 2021 at "Ksce Journal of Civil Engineering"

DOI: 10.1007/s12205-021-1255-7

Abstract: This paper aims to improve the use of continuous wavelet transform (CWT) to identify the damping parameters from the free decay responses of structures. Numerical response functions (impulse response functions) were simulated with lower frequencies… read more here.

Keywords: wavelet; continuous wavelet; damping parameters; center frequency ... See more keywords
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Gearbox fault diagnosis using acoustic signals, continuous wavelet transform and adaptive neuro-fuzzy inference system

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Published in 2019 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2018.10.013

Abstract: Abstract This paper proposes a method of diagnosing faults in a single stage spur gearbox based on an analysis of acoustic signals acquired under various fault conditions. The time domain acoustic signals acquired from the… read more here.

Keywords: continuous wavelet; gearbox; wavelet transform; fault ... See more keywords
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Assessment of compliance of dimensional tolerances in concrete slabs using TLS data and the 2D continuous wavelet transform

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Published in 2018 at "Automation in Construction"

DOI: 10.1016/j.autcon.2018.06.004

Abstract: Abstract While several concrete waviness assessment methods are being developed to overcome the disadvantages of one assessment method over the other, the sparseness of measurements associated with each method prevents from achieving a better understanding… read more here.

Keywords: methodology; continuous wavelet; surface; compliance ... See more keywords
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Peak detection of TOF-SIMS using continuous wavelet transform and curve fitting

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Published in 2018 at "International Journal of Mass Spectrometry"

DOI: 10.1016/j.ijms.2018.03.001

Abstract: Abstract Curve fitting is the most utilized technique to measure peak areas in time of flight secondary ion mass spectrometry (TOF-SIMS) spectra. Reliable estimations of peak parameters should be provided. However, there is not currently… read more here.

Keywords: wavelet transform; continuous wavelet; tof sims; curve fitting ... See more keywords
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A step toward the practical stratigraphic automatic correlation of well logs using continuous wavelet transform and dynamic time warping technique

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Published in 2019 at "Journal of Applied Geophysics"

DOI: 10.1016/j.jappgeo.2019.05.007

Abstract: Abstract This paper introduces a high-definition method of stratigraphic well log correlation, which is more favored to be applied in the automatic correlation of well logs. The method employs a continuous wavelet transform (CWT) and… read more here.

Keywords: correlation well; continuous wavelet; automatic correlation; well logs ... See more keywords
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Characterization of shallow-marine reservoirs of Lower Eocene carbonates, Pakistan: Continuous wavelet transforms-based spectral decomposition

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Published in 2018 at "Journal of Natural Gas Science and Engineering"

DOI: 10.1016/j.jngse.2018.06.010

Abstract: Abstract Seismic qualities expect an energetic part in the Carbonate reservoir portrayal. The precise streamlining of seismic characteristics for predicting the porosity and fractures of thin-bedded carbonate reservoir is the contest for prospect development. The… read more here.

Keywords: porosity; continuous wavelet; reservoir; spectral decomposition ... See more keywords
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Continuous Wavelet Transforms for Measuring Roughness of Nanoscale Interfaces

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Published in 2018 at "Microscopy and Microanalysis"

DOI: 10.1017/s1431927618005731

Abstract: The IR determines the electron transport properties along the interface, and so interfaces can be designed for specific desired outcomes [1]. To be able to relate IR to electron transport properties a detailed description that… read more here.

Keywords: nanoscale interfaces; continuous wavelet; roughness nanoscale; measuring roughness ... See more keywords