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An Adaptive Adjustment Algorithm for Scattering Units of GNSS Ocean Reflected Signals

  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The Global Navigation Satellite System (GNSS) reflected signals change with the physical characteristics of the reflected surface, which are different from GNSS signals. Therefore, the reflected signals are suitable in remote sensing field. The simulation of GNSS reflected signals is a branch of GNSS Reflectometry (GNSS-R). In most of the previous studies, the scattering area is solidified and equally spaced and the amount of calculation will increase. In this paper, the influence of different scene configurations on the size of the scattering unit is analyzed, and an adaptive adjustment algorithm for the scattering unit is proposed by using RBF neural network model, which can adjust adaptively according to the scene configuration parameters. The proposed algorithm meets the requirements in accuracy and takes only 0.09 of the theoretical model time. On the basis of ensuring the simulation accuracy of the model, the calculation efficiency is greatly improved.

Original languageEnglish
Title of host publicationProceedings of 2020 IEEE 9th Data Driven Control and Learning Systems Conference, DDCLS 2020
EditorsMingxuan Sun, Huaguang Zhang
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages714-718
Number of pages5
ISBN (Electronic)9781728159225
DOIs
StatePublished - 20 Nov 2020
Event9th IEEE Data Driven Control and Learning Systems Conference, DDCLS 2020 - Liuzhou, China
Duration: 20 Nov 202022 Nov 2020

Publication series

NameProceedings of 2020 IEEE 9th Data Driven Control and Learning Systems Conference, DDCLS 2020

Conference

Conference9th IEEE Data Driven Control and Learning Systems Conference, DDCLS 2020
Country/TerritoryChina
CityLiuzhou
Period20/11/2022/11/20

Keywords

  • GNSS
  • adaptive adjustment algorithm
  • ocean
  • reflected signals
  • scattering units

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