A Computationally Efficient Blind Source Extraction Using Idempotent Transformation Matrix
Sign Up to like & getrecommendations! Published in 2019 at "Circuits, Systems, and Signal Processing"
DOI: 10.1007/s00034-018-0961-y
Abstract: Blind source separation (BSS) problem is an open area of research that requires further investigations. Various algorithms were presented in the literature based on second-order statistics and higher-order statistics. The computational complexity of those methods… read more here.
Keywords: blind source; using idempotent; source extraction; source ... See more keywords
Efficient subband fast adaptive algorithm based-backward blind source separation for speech intelligibility enhancement
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Speech Technology"
DOI: 10.1007/s10772-020-09715-w
Abstract: This paper addresses the problem of speech intelligibility enhancement by subband adaptive filtering algorithms in a blind framework. Recently in Djendi and Sayoud (Int J Speech Technol 22:391–406, 2019 ), we have proposed a subband… read more here.
Keywords: speech intelligibility; subband; speech; intelligibility enhancement ... See more keywords
A fast blind source separation algorithm for decomposing ultrafast ultrasound images into spatiotemporal muscle unit kinematics
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Neural Engineering"
DOI: 10.1088/1741-2552/acd4e9
Abstract: Objective. Ultrasound can detect individual motor unit (MU) activity during voluntary isometric contractions based on their subtle axial displacements. The detection pipeline, currently performed offline, is based on displacement velocity images and identifying the subtle… read more here.
Keywords: kinematics; unit; blind source; source separation ... See more keywords
Blind Source Separation Method for Bearing Vibration Signals
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DOI: 10.1109/access.2017.2773665
Abstract: In underdetermined blind source separation (UBSS) of vibration signals, the estimation of the mixing matrix is often affected by noise and by the type of the used clustering algorithm. A novel UBSS method for the… read more here.
Keywords: vibration; source separation; mixing matrix; method ... See more keywords
Computationally-Efficient Overdetermined Blind Source Separation Based on Iterative Source Steering
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2021.3134939
Abstract: This paper describesa computationally-efficient optimization algorithm for the blind source separation (BSS) of overdetermined mixtures. In the determined case, a matrix-inversion-free iterative source steering (ISS) algorithm has been proposed for estimating a square demixing matrix… read more here.
Keywords: computationally efficient; blind source; algorithm; source ... See more keywords
Blind Source Separation on Non-Contact Heartbeat Detection by Non-Negative Matrix Factorization Algorithms
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Biomedical Engineering"
DOI: 10.1109/tbme.2019.2915762
Abstract: In non-contact heart rate (HR) monitoring via Doppler radar, the disturbance from respiration and/or body motion is treated as a key problem on the estimation of HR. This paper proposes a blind source separation (BSS)… read more here.
Keywords: blind source; non contact; source separation; heartbeat ... See more keywords
An Advanced Scheme for Range Ambiguity Suppression of Spaceborne SAR Based on Blind Source Separation
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2022.3184709
Abstract: Due to the minimum antenna area constrain of synthetic aperture radar (SAR), high-resolution and wide-swath (HRWS) imaging is difficult to be achieved using classical modes, such as scan, spotlight, and so on. Range ambiguity is… read more here.
Keywords: blind source; range ambiguity; spaceborne sar; sar ... See more keywords
Dynamic Scanning Electromagnetic Infrared Thermographic Analysis Based on Blind Source Separation for Industrial Metallic Damage Evaluation
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2018.2822293
Abstract: In order to solve the problems of low efficiency and small area of existing eddy current thermography industrial nondestructive testing, this work realizes in-field-of-view (FOV) dynamic scanning eddy current pulsed thermography (DSECPT) with the help… read more here.
Keywords: dynamic scanning; blind source; analysis; source separation ... See more keywords
An Ultrahigh Voltage Shunt Reactor Acoustic Signal Separation Method Based on Masking Beamforming and Underdetermined Blind Source Separation
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3239640
Abstract: There are many types of acoustic sources in the ultrahigh voltage (UHV) substation. The acoustic signals of UHV shunt reactors obtained by direct measurement include many other phase reactor acoustic signals that are very similar… read more here.
Keywords: reactor; blind source; acoustic signal; method ... See more keywords
Diagnosis, Diagnosticability Analysis, and Test Point Design for Multiple Faults Based on Multisignal Modeling and Blind Source Separation
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Systems, Man, and Cybernetics: Systems"
DOI: 10.1109/tsmc.2017.2758802
Abstract: An effective strategy for analyzing and diagnosing multiple faults is developed, based on the concise causality structure obtained by multisignal modeling and the fault source signals extracted by blind source separation (BSS). The key idea… read more here.
Keywords: blind source; test; multiple faults; source ... See more keywords
Riemannian Optimization and Approximate Joint Diagonalization for Blind Source Separation
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Signal Processing"
DOI: 10.1109/tsp.2018.2795539
Abstract: We consider the blind source separation (BSS) problem and the closely related approximate joint diagonalization (AJD) problem of symmetric positive definite (SPD) matrices. These two problems can be reduced to an optimization problem with three… read more here.
Keywords: approximate joint; source separation; riemannian optimization; blind source ... See more keywords