Articles with "frequency based" as a keyword



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Sensitivity analysis of frequency-based tie-rod axial load evaluation methods

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Published in 2021 at "Engineering Structures"

DOI: 10.1016/j.engstruct.2020.111568

Abstract: Abstract Tie-rods are often crucial elements for the safety of cultural heritage assets, having been employed both in new constructions and as a retrofitting intervention along the centuries. Several experimental techniques exist to estimate their… read more here.

Keywords: frequency based; load; tie; axial load ... See more keywords
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Ultrasonic frequency based development of chrysin nanoparticles: assessment of bioavailability, anti-cancer activity and stability

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Published in 2018 at "Materials Technology"

DOI: 10.1080/10667857.2018.1464240

Abstract: Abstract In present investigation, we are the first to report ultrasonic frequency based development of chrysin nanoparticles (CNPs) with special emphasis on bioavailability, anti-cancer activity and stability assessment. The CNPs were developed by modifying processing… read more here.

Keywords: bioavailability; chrysin; frequency based; ultrasonic frequency ... See more keywords
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Extraction of the GPR instantaneous centroid frequency based on the envelope derivative operator and ICEEMDAN

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Published in 2023 at "Remote Sensing Letters"

DOI: 10.1080/2150704x.2023.2215942

Abstract: ABSTRACT The instantaneous centroid frequency attribute describes how the main frequency changes with the ground-penetrating radar (GPR) signal propagating in the subsurface medium. In this letter, we present a new approach for extracting the instantaneous… read more here.

Keywords: instantaneous centroid; frequency; iceemdan; envelope derivative ... See more keywords
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QoS-Aware Frequency-Based 4G+Relative Authentication Model for Next Generation LTE and Its Dependent Public Safety Networks

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Published in 2017 at "IEEE Access"

DOI: 10.1109/access.2017.2758646

Abstract: Increasing demands for high-speed broadband wireless communications with voice over long term evolution (LTE), video on demand, multimedia, and mission-critical applications for public safety motivate 4th-generation (4G) and 5G communication development. The flat IP-based LTE… read more here.

Keywords: relative authentication; authentication model; frequency based; authentication ... See more keywords
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Necessary and Sufficient Conditions for Frequency-Based Kelly Optimal Portfolio

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Published in 2021 at "IEEE Control Systems Letters"

DOI: 10.1109/lcsys.2020.3002214

Abstract: In this letter, we consider a discrete-time portfolio with $m \geq 2$ assets optimization problem which includes the rebalancing frequency as an additional parameter in the maximization. The so-called Kelly Criterion is used as the… read more here.

Keywords: portfolio; kelly optimal; based kelly; inline formula ... See more keywords
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Biomarker Identification for Cancer Disease Using Biclustering Approach: An Empirical Study

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Published in 2019 at "IEEE/ACM Transactions on Computational Biology and Bioinformatics"

DOI: 10.1109/tcbb.2018.2820695

Abstract: This paper presents an exhaustive empirical study to identify biomarkers using two approaches: frequency-based and network-based, over 17 different biclustering algorithms and six different cancer expression datasets. To systematically analyze the biclustering algorithms, we perform… read more here.

Keywords: empirical study; cancer; approach; identification ... See more keywords
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Time–Frequency-Based Condition Monitoring of 22.9-kV HTS Cable Systems: Cooling Process and Current Imbalance

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Published in 2019 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2018.2881937

Abstract: In this paper, new time–frequency-based anomaly detection methodology is proposed for the condition monitoring of high-temperature superconducting (HTS) cable systems. The time–frequency-based anomaly detection methodology includes two indices, which are obtained via cross Wigner–Ville distribution… read more here.

Keywords: methodology; hts cable; time frequency; cable systems ... See more keywords
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Single Sample Face Recognition Under Varying Illumination via QRCP Decomposition

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Published in 2019 at "IEEE Transactions on Image Processing"

DOI: 10.1109/tip.2018.2887346

Abstract: In this paper, we present a novel high-frequency facial feature and a high-frequency-based sparse representation classification to tackle single sample face recognition (SSFR) under varying illumination. First, we propose the assumption that orthogonal triangular with… read more here.

Keywords: face; varying illumination; high frequency; illumination ... See more keywords
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Constrained Dynamic Mode Decomposition

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Published in 2022 at "IEEE Transactions on Visualization and Computer Graphics"

DOI: 10.1109/tvcg.2022.3209437

Abstract: Frequency-based decomposition of time series data is used in many visualization applications. Most of these decomposition methods (such as Fourier transform or singular spectrum analysis) only provide interaction via pre- and post-processing, but no means… read more here.

Keywords: constrained dynamic; dynamic mode; mode decomposition; decomposition ... See more keywords
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Influence of Spontaneous and Mechanical Ventilation on Frequency-Based Measures of Heart Rate Variability

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Published in 2021 at "Critical Care Research and Practice"

DOI: 10.1155/2021/8709262

Abstract: Frequency-based measures of heart rate variability have been shown to be a useful physiological marker in both clinical and research settings providing insight into the functioning of the autonomic nervous system. Ongoing interactions between the… read more here.

Keywords: based measures; frequency based; heart; mechanical ventilation ... See more keywords