Showing 21 - 40 results of 55 for search 'waveform composition', query time: 0.10s Refine Results
  1. 21
  2. 22

    Extraction of Periodic Characteristics and Long-Term Stock Price Forecasting Using Non-Harmonic Analysis With Over 14 Years of NASDAQ Data Before and After COVID-19 by Yuki Kojima, Li Ma, Keisuke Nomoto, Masaya Hasegawa, Shigeki Hirobayashi

    Published 2025-01-01
    “…To address these challenges, this study applies Non-Harmonic Analysis (NHA) to extract periodic components from the NASDAQ Composite Index over the past 14.5 years. This novel approach provides a more accurate representation of stock price periodicities. …”
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    Article
  3. 23

    Substantial Global Radial Variations of Basalt Content Near the 660‐km Discontinuity by Shangqin Hao, S. Shawn Wei, Peter M. Shearer

    Published 2024-12-01
    “…In this study, we utilize the subtle waveform details of S660S, the underside shear‐wave reflection off the d660, to interpret the seismic velocity, density, and compositional structure near, and particularly below, the d660. …”
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  4. 24

    First observations of non‐volcanic, long‐period seismicity in the central Apennines, Italy by Davide Piccinini, Gilberto Saccorotti

    Published 2008-06-01
    “…For this area, intense CO2 circulation of mantle origin has been documented by either groundwater composition and borehole measurements. We perform waveform correlation and stacking to obtain reliable epicenter estimates. …”
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    Article
  5. 25

    Droplet-on-demand and direct deposition of bumps based on pulsated orifice ejection method by DONG Wei, JIA Zanru, XU Fumin, WANG Xudong, ZHAO Yang

    Published 2025-04-01
    “…The surface morphology and microstructure, composition, and phase composition of the solder ball are analyzed. …”
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    Article
  6. 26

    Automatic control technology of mechanical equipment based on microelectronic sensor signal control by Xiaofeng Wei, Yi Wei

    Published 2025-07-01
    “…With the increase of signal frequency, the period of the waveform is shortened and the amplitude remains relatively stable. …”
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    Article
  7. 27

    Crust and Uppermost Mantle Magma Plumbing System Beneath Changbaishan Intraplate Volcano, China/North Korea, Revealed by Ambient Noise Adjoint Tomography by Xingli Fan, Zhen Guo, Yang Zhao, Qi‐Fu Chen

    Published 2022-06-01
    “…We present a refined high‐resolution 3D crust and uppermost mantle S‐wave velocity (Vs) model of CBV by applying advanced 3D full‐waveform adjoint tomography on seismic ambient noise data recorded in both China and North Korea. …”
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    Article
  8. 28

    Phase Code Integration Using Interpulse Techniques for Enhanced Radar Performance by Basmah Ahmad, Faran Awais Butt, Ijaz Haider Naqvi, Saqib Ejaz, Saqib Ali, Ali Hussein Muqaibel, Saleh A. Alawsh, Muhammad Arif Anwar

    Published 2025-01-01
    “…By merging phase codes effectively, interpulse coding leverages the strengths of individual codes to produce a composite waveform with enhanced autocorrelation and cross-correlation properties, improving radar performance. …”
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    Article
  9. 29

    QUASI-DISTRIBUTED FIBER-OPTIC RECIRCULATING SYSTEM FOR TEMPERATURE MEASUREMENT BASED ON WAVELENGTH-DIVISION MULTIPLEXING TECHNOLOGIES by A. V. Polyakov, T. D. Prokopenkova

    Published 2017-06-01
    “…Thus there is a periodic signal restoration on waveform, amplitude and duration. The sensing element is a segment of a multimode silica fiber coated with metal, separated spectrally selective elements, which are mainly offered to use dichroic mirrors. …”
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    Article
  10. 30

    A Nonexplosive Method for Simulating Stress Waves of Large-Scale Underground Explosions by Yuguo Ji, Yuefeng Pan, Shuxin Deng, Fei Gao, Zhangyong Zhao, Tianhan Xu, Songlin Yue, Zhihao Li

    Published 2022-01-01
    “…In the experimental device, the impact energy is provided by the high-pressure gas in the air chamber, the stress wave is generated by the impact of the piston, and the waveform of the stress wave is adjusted by the composite pulse shaper. …”
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    Article
  11. 31

    Quantifying regional differentiation of yardang groups using terrain texture indices by Haoyang Jiao, Jianhua Cheng, Fayuan Li, Junfei Ma, Xinyu Xu, Xin Yang, Guoan Tang, Hong Wei

    Published 2025-08-01
    “…Although texture analysis techniques effectively characterize terrain textures of macro-scale landforms with waveform features, such techniques do not fully capture yardang terrain textures with distinctive surface features. …”
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    Article
  12. 32

    Simulation Study on the Spatiotemporal Difference of Complex Neurodynamics between P3a and P3b by Xin Wei, Xiaoli Ni, Junye Liu, Haiyang Lang, Rui Zhao, Tian Dai, Wei Qin, Wei Jia, Peng Fang

    Published 2020-01-01
    “…At Cz and Fz, compared with P3b related to the target stimulus, the P3a related to the novel stimulus has a higher amplitude and the waveform declines more slowly. But at Pz, P3b has a higher amplitude than P3a. …”
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    Article
  13. 33

    Low-velocity anomaly in the Coral Sea associated with subducting slabs and the Woodlark rift by Ji-hoon Park, Sung-Joon Chang

    Published 2025-03-01
    “…However, thermal plume models sometimes fall short in explaining perplexing tectonic features, necessitating consideration of compositional heterogeneities within mantle plumes. Here, using multimode waveform tomography, we identify a large, vertically divergent low-velocity anomaly in the upper mantle beneath the Coral Sea in the southwestern Pacific, which circumvents the remnants of subducting slabs toward northeastern Australia with intraplate volcanism, and the Woodlark rift, the most rapidly extending continental rift. …”
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    Article
  14. 34

    Deep Learning-Based Gain Estimation for Multi-User Software-Defined Radios in Aircraft Communications by Viraj K. Gajjar, Kurt L. Kosbar

    Published 2025-01-01
    “…We demonstrate that a generalized gamma distribution (GGD) is a good fit for the distribution of the instantaneous voltage of the composite waveform. A deep neural network was trained to estimate the GGD parameters based on the parameters of the modulators. …”
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    Article
  15. 35

    Velocity Structure of the Subducted Yakutat Terrane, Alaska: Insights From Guided Waves by S. Coulson, T. Garth, A. Rietbrock

    Published 2018-04-01
    “…We simulate this dispersion using a 2‐D finite difference waveform propagation model, systematically varying both P wave velocity and low‐velocity layer thickness parameters to find the lowest misfit between the observed and synthetic waveforms. …”
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    Article
  16. 36

    Anisotropic flexible stress sensors based on Loofah/CN/MWCNTs by 刘璐, 贾晓丽, 黄书童, 张景龙, 李守宝, 柯燎亮

    Published 2025-01-01
    “…The sensor was composed of a natural porous loofah framework and a multidimensional CN/MWCNTs composite coating. The multidimensional composite mechanism of the CN/MWCNTs coating effectively enhanced the sensor's sensitivity. …”
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    Article
  17. 37

    Behavior of Eccentrically Loaded Concrete-Filled Steel Tube Latticed Columns with Corrugated Steel Plates for Industrial Structures by Xue-Wen Xiao, Ning-Ning Zhang, Xuan Zhao, Jun Liu, Zhao-Hui Hu, Xian Li

    Published 2025-05-01
    “…This paper presents a numerical simulation and theoretical analysis of the eccentric compressive performance of a novel composite concrete-filled steel tube (CFST) latticed column with corrugated steel plates for industrial buildings. …”
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    Article
  18. 38

    Semi-Automated Graphical System for Calculating Pulmonary Vascular Impedances in a Clinical Setting by Timothy Bachman, Kang Kim, Marc Simon

    Published 2021-01-01
    “…<italic>Methods:</italic> MATLAB-based software was written to analyze PVZ by creating a composite PVZ (cPVZ) spectra comprised of asynchronous screen captures of pulmonary arterial pressure and pulmonary arterial pulsed-wave Doppler velocity waveforms obtained during standard of care procedures. …”
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    Article
  19. 39

    Vibrational noise disrupts Nezara viridula communication, irrespective of spectral overlap by Rok Janža, Nataša Stritih-Peljhan, Aleš Škorjanc, Jernej Polajnar, Meta Virant-Doberlet

    Published 2024-11-01
    “…We investigated the impact of noise with different spectral compositions on the vibrational communication of the stink bug Nezara viridula, examining courtship behaviour and signal representation by sensory neurons. …”
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    Article
  20. 40

    Transformer-Based Power Conversion System with Synchronous Adjustment of Modulated Inverters by Oleschuk V.

    Published 2018-04-01
    “…Analysis of harmonic composition of basic voltage waveforms has been executed. …”
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    Article