Mostrando 261 - 280 Resultados de 3,885 Para Buscar '"Radar"', tiempo de consulta: 0.19s Limitar resultados
  1. 261
    por Costanzo, Sandra
    Publicado 2019
    “…One of these technologically advanced solutions is given by software-defined radar platforms, a low-cost radar implementation, where all operations are implemented and easily changed via software. …”
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  2. 262
    por Ishiyama, Ken, Kumamoto, Atsushi
    Publicado 2019
    “…The radar is reflected at the paleo-regolith layer sandwiched among lava flows, which is supported by a simple radar reflection/transmission model. …”
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  3. 263
    “…In this paper, a breath detection mechanism based on the change in radar cross section (RCS) is proposed by using a forward scatter radar and the deduction of the mathematical model of the received signal. …”
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  4. 264
    “…The problem of obtaining high range resolution (HRR) profiles for non-cooperative target recognition by coherently combining data from narrowband radars was investigated using sparse reconstruction techniques. …”
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  5. 265
    por Bovenga, Fabio
    Publicado 2020
    “…This editorial of the special issue titled “Synthetic Aperture Radar (SAR) Techniques and Applications”, reviews the nineteen papers selected for publication. …”
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  6. 266
    por Zhou, Zeyang, Huang, Jun
    Publicado 2020
    “…This period characteristic is related to the rotation speed and attitude angle of the rotor. The radar cross-section (RCS) of the helicopter varies greatly at different observation angles and attitude angles, but the dynamic electromagnetic scattering effect caused by the main rotor and tail rotor cannot be ignored. …”
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  7. 267
    “…We propose an inexpensive, lighter, safer, and smaller radar system than military-grade radar systems while keeping reasonable capability for use in monitoring public places. …”
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  8. 268
    “…Pertinent variables were presented through a radar plot for both individual cases and groups. …”
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  9. 269
    por Hudec, Premysl, Adler, Viktor
    Publicado 2020
    “…The rapid development and wide commercial implementation of automotive radar sensors are strengthening the already considerable interest in matching radar target simulators. …”
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  10. 270
  11. 271
    por Zhang, Xiaowen, Liu, Xingzhao
    Publicado 2018
    “…In this paper, the problem of cognitive radar (CR) waveform optimization design for target detection and estimation in multiple extended targets situations is investigated. …”
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  12. 272
    por Cooke, Corey
    Publicado 2019
    “…Bello’s stochastic linear time-varying system theory has been widely used in the wireless communications literature to characterize multipath fading channel statistics. In the context of radar backscatter, this formulation allows for statistical characterization of distributed radar targets in range and Doppler using wide-sense stationary uncorrelated scattering (WSSUS) models. …”
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  13. 273
    “…A frequency-shift keying (FSK) radar in the 2.45-GHz band is proposed for highly accurate vital-signs detection. …”
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  14. 274
    por Xiao, Yu, Deng, Zhenghong, Wu, Tao
    Publicado 2020
    “…This study investigates the information–theoretic waveform design problem to improve radar performance in the presence of signal-dependent clutter environments. …”
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  15. 275
    “…In this work, we examine the possibility of using doppler radar imaging for the classification of apathy in the elderly. …”
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  16. 276
    por Kaplan, Alan, van Boven, Job F. M.
    Publicado 2020
    “…Switching devices entails several steps that need to be considered, which can be guided using the UR-RADAR mnemonic. It starts with (i) UncontRolled asthma/COPD (or UnaffoRdable device), followed by RADAR: (ii) review the patient’s condition (e.g. diagnosis, phenotype, co-morbidities) and address reasons for suboptimal control (e.g. triggers, smoking, non-adherence, poor inhaler technique) to be ruled out before switching; (iii) assess patient’s skills related to inhalation (e.g. inspiratory force); (iv) discuss inhaler switch options, patient preferences (e.g. size, daily regimen) and treatment goals; (v) allow patients input and use shared decision-making to decide final treatment choice, acknowledging individual patient skills, preferences and goals; and (vi) re-educate to the new device (at minimum, physical demonstration, verbal explanation and patient repetition, both verbally and physically) and prime the patient for the follow-up (i.e. explain the future patient journey, including multidisciplinary work flows with physicians, nurses and pharmacists).…”
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  17. 277
    “…The objective of this study is to present an overview of the state-of-the-art radar-based technologies applied In AVs. Although several published research papers focus on MMW Radars for intelligent vehicles, no general survey on deep learning applied In radar data for autonomous vehicles exists. …”
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  18. 278
    “…A bio-radar system is presented for vital signs acquisition, using textile antennas manufactured with a continuous substrate that integrates the ground plane. …”
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  19. 279
    por Michel, Chris, Keller, Sina
    Publicado 2021
    “…In this study, we further develop the processing of ground-based interferometric radar measurements for the application of bridge monitoring. …”
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  20. 280
    por Maki, Masayuki, Kim, Yura
    Publicado 2021
    “…This paper is submitted to accompany the article “Analyses of three-dimensional weather radar data from volcanic eruption clouds” [1]; it describes three-dimensional (3D) visualizations of the Sakurajima volcanic eruption clouds and the weather radar data used for analyses, as well as their availability and downloading procedures. …”
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