A technique based on nonlinear Hanning-windowed chirplet model and genetic algorithm for parameter estimation of Lamb wave signals.
Sign Up to like & getrecommendations! Published in 2020 at "Ultrasonics"
DOI: 10.1016/j.ultras.2020.106333
Abstract: Parameter estimation techniques based on chirplet models and intelligent algorithms can realize the simultaneous multi-information extraction of signals. They have attracted considerable attention for the processing of Lamb wave signals to detect defects and evaluate… read more here.
Keywords: parameter estimation; wave signals; model; hanning windowed ... See more keywords
A new data analysis framework for the search of continuous gravitational wave signals
Sign Up to like & getrecommendations! Published in 2018 at "Classical and Quantum Gravity"
DOI: 10.1088/1361-6382/aaefb5
Abstract: Continuous gravitational wave signals, like those expected by asymmetric spinning neutron stars, are among the most promising targets for LIGO and Virgo detectors. The development of fast and robust data analysis methods is crucial to… read more here.
Keywords: search; data analysis; gravitational wave; continuous gravitational ... See more keywords
Sparse data inpainting for the recovery of Galactic-binary gravitational wave signals from gapped data
Sign Up to like & getrecommendations! Published in 2021 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stab3314
Abstract: The forthcoming space-based gravitational wave observatory LISA will open a new window for the measurement of galactic binaries, which will deliver unprecedented information about these systems. However, the detection of galactic binary gravitational wave signals… read more here.
Keywords: gravitational wave; binary gravitational; gapped data; wave signals ... See more keywords
Potential and limitations of NARX for defect detection in guided wave signals
Sign Up to like & getrecommendations! Published in 2022 at "Structural Health Monitoring"
DOI: 10.1177/14759217221113240
Abstract: Previously, a nonlinear autoregressive network with exogenous input (NARX) demonstrated an excellent performance, far outperforming an established method in optimal baseline subtraction, for defect detection in guided wave signals. The principle is to train a… read more here.
Keywords: network; defect detection; guided wave; detection ... See more keywords
Integrated group delay units for real-time reconfigurable spectrum sensing of mm-wave signals.
Sign Up to like & getrecommendations! Published in 2020 at "Optics letters"
DOI: 10.1364/ol.396038
Abstract: Real-time spectrum sensing is crucial to enable dynamic spectrum sharing for ubiquitous wireless communication with seamless high-quality wireless services. In this contribution, we demonstrate a reconfigurable real-time spectrum sensing photonic integrated chip (RTSS-PIC) for millimeter-wave… read more here.
Keywords: real time; spectrum sensing; group; time ... See more keywords