Articles with "signal model" as a keyword



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A Novel AFM Signal Model for Parametric Representation of Speech Phonemes

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Published in 2019 at "Circuits, Systems, and Signal Processing"

DOI: 10.1007/s00034-019-01040-1

Abstract: A new multicomponent multitone amplitude and frequency-modulated signal model for parametric modelling of speech phoneme (voiced and unvoiced) is presented in this paper. As the speech signal is a multicomponent non-stationary signal, the Fourier–Bessel expansion… read more here.

Keywords: signal model; frequency; speech; model ... See more keywords
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Order estimation of 2-dimensional complex superimposed exponential signal model using exponentially embedded family (EEF) rule: large sample consistency properties

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Published in 2019 at "Multidimensional Systems and Signal Processing"

DOI: 10.1007/s11045-018-0605-1

Abstract: In this paper, we consider the order estimation problem of a 2-dimensional complex superimposed exponential signal model in presence of additive white noise. We use the recently proposed exponentially embedded family (EEF) rule (see Stoica… read more here.

Keywords: signal model; eef rule; order; order estimation ... See more keywords
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Small signal modeling and transient analysis of a Trans quasi-Z-source inverter

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Published in 2017 at "Electric Power Systems Research"

DOI: 10.1016/j.epsr.2016.10.066

Abstract: Abstract This paper proposes, analyses and validates, both computationally and experimentally, an AC small signal model for a Trans quasi-Z-source inverter working in continuous conduction mode (CCM). For the implementation of the small-signal model, the… read more here.

Keywords: signal model; analysis; trans quasi; topology ... See more keywords
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A new intelligent traffic signal model based on open source road information

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Published in 2020 at "Geocarto International"

DOI: 10.1080/10106049.2020.1849415

Abstract: In recent years, the problem of urban traffic congestion has become increasingly prominent. In this study, an intelligent traffic signal model based on open source road traffic information was prop... read more here.

Keywords: traffic; traffic signal; model based; signal model ... See more keywords
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Generalization and Regularization for Inverse Cardiac Estimators

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Published in 2022 at "IEEE Transactions on Biomedical Engineering"

DOI: 10.1109/tbme.2022.3159733

Abstract: Electrocardiographic Imaging (ECGI) aims to estimate the intracardiac potentials noninvasively, hence allowing the clinicians to better visualize and understand many arrhythmia mechanisms. Most of the estimators of epicardial potentials use a signal model based on… read more here.

Keywords: signal model; inverse cardiac; regularization inverse; regularization ... See more keywords
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CZT Algorithm for the Doppler Scale Signal Model of Multireceiver SAS Based on Shear Theorem

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Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2023.3234572

Abstract: In multireceiver synthetic aperture sonars (SASs), the traditional non-stop-hop-stop model normally ignores the intrapulse motion of sonar platform. However, such intrapulse motion brings the Doppler scale effect (DSE) to the echo signal, which will lead… read more here.

Keywords: signal model; doppler scale; scale signal; model ... See more keywords
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Dynamic Wireless Indoor Localization Incorporating With an Autonomous Mobile Robot Based on an Adaptive Signal Model Fingerprinting Approach

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Published in 2019 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2018.2833021

Abstract: Indoor localization based on received signal strength (RSS) will result in a decreased precision after the environment changes. In this paper, we develop an adaptive wireless indoor localization system (ILS) for dynamic environments. The system… read more here.

Keywords: signal model; model fingerprinting; indoor localization; adaptive signal ... See more keywords
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A Multifrequency Small-Signal Model for the MLCL-Filtered Grid-Connected Inverter Considering the FCE of Nonlinear Inductors

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Published in 2023 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2022.3187578

Abstract: To study the frequency coupling effect (FCE) of nonlinear inductors in the frequency domain, in this article, a multifrequency small-signal model is developed for the modified LCL-filtered grid-connected inverter. This model is realized by extracting… read more here.

Keywords: multifrequency; small signal; signal model; model ... See more keywords
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Signal-Model-Based Fault Diagnosis in Windings of Synchronous Generator

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Published in 2023 at "IEEE Transactions on Industrial Informatics"

DOI: 10.1109/tii.2022.3177447

Abstract: Any reduction in the cross-sectional area of wires (RCSAW) in the stator or rotor (field or damper) windings of synchronous generators (SGs) is considered as a fault in SGs. In this article, a signal-model-based fault… read more here.

Keywords: windings synchronous; fault diagnosis; signal model; fault ... See more keywords
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Scattering-driven PPG signal model.

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Published in 2022 at "Biomedical optics express"

DOI: 10.1364/boe.451620

Abstract: This article discusses the origin of PPG signals. Two plausible hypotheses are analyzed: the volumetric hypothesis and a model wherein the PPG is driven by the RBC aggregation process. To verify the model predictions, the… read more here.

Keywords: aggregation; signal model; ppg signal; scattering driven ... See more keywords
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A New Analytical Large-Signal Model for Quasi-Ballistic Transport in InGaAs HEMTs Accommodating Dislocation Scattering

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Published in 2023 at "Micromachines"

DOI: 10.3390/mi14051023

Abstract: A surface-potential-based analytical large-signal model, which is applicable to both ballistic and quasi-ballistic transport in InGaAs high electron mobility transistors, is developed. Based on the one-flux method and a new transmission coefficient, a new two-dimensional… read more here.

Keywords: quasi ballistic; analytical large; signal model; ballistic transport ... See more keywords