The spatial deformation characteristic analysis of CORS stations: A case study of Tianjin CORS

Wei Wang, Zhong Jie Sheng, Qi Zhang, Yong Huang, Bastiaan van Loenen

    Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

    1 Citation (Scopus)

    Abstract

    The general processing procedure and models for CORS stations’ spatial deformation characteristic analysis are presented in this paper. The soft threshold filtering formula is deduced, which is for the Daubechies wavelet denoising, by utilizing the variance–covariance of Tianjin CORS baselines solution. The methods and models are adopted for Tianjin CORS datasets processing and the numerical results are calculated: the maximum annual deformation rate in U direction is up to 40 mm/yr, the accumulated deformation in plane and height direction are up to 84 and 400 mm separately. Based on the analysis, the suggestive updating frequency for Tianjin Geoinformation Reference Frame which sustained by Tianjin CORS should be 3–4 years in plane and 1 year in height. The experience and models can also be referenced by any other city CORS.

    Original languageEnglish
    Title of host publicationChina Satellite Navigation Conference
    Subtitle of host publicationCSNC 2017 Proceedings
    EditorsJiadong Sun, Jingnan Liu, Yuanxi Yang, Shiwei Fan, Wenxian Yu
    PublisherSpringer
    Pages243-253
    Volume1
    ISBN (Electronic)978-981-10-4588-2
    ISBN (Print)978-981-10-4587-5
    DOIs
    Publication statusPublished - 2017
    Event8th China Satellite Navigation Conference - Shanghai, China
    Duration: 23 May 201725 May 2017

    Publication series

    NameLecture Notes in Electrical Engineering
    Volume437

    Conference

    Conference8th China Satellite Navigation Conference
    Abbreviated titleCSNC 2017
    Country/TerritoryChina
    CityShanghai
    Period23/05/1725/05/17

    Bibliographical note

    notValidatingIssn:18761119
    notValidatingIssn:18761100

    Keywords

    • CORS
    • Soft threshold filter
    • Spatial deformation
    • Wavelet denoise

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