Acta Geographica Sinica, Volume. 75, Issue 7, 1406(2020)

Discovering spatio-temporal patterns of human activity on the Qinghai-Tibet Plateau based on crowdsourcing positioning data

Jun XU1,*... Yang XU1,2, Lei HU1,2 and Zhenbo WANG3 |Show fewer author(s)
Author Affiliations
  • 1State Key laboratory of Resources and Environmental Information System, Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing 100101, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Key Laboratory of Regional Sustainable Development Modeling, Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing 100101, China
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    Figures & Tables(14)
    3D display of average daily positioning requests' distribution in off-season and peak season of tourism
    Daily positioning request numbers in off-season and peak season of tourism
    Hourly positioning request numbers in off-season and peak season of tourism
    Tucker model of tensor decomposition
    Flowchart of the research
    Cost function values of different S-T-D compositions for dataset in off-season of tourism
    Cost function values of different S-T-D compositions for dataset in peak season of tourism
    Distributions of daily patterns in off-season and peak season of tourism
    Distributions of hourly patterns in off-season and peak season of tourism
    Cluster centroids of spatial patterns in off-season and peak season of tourism
    Clusters of spatial patterns in off-season and peak season of tourism
    • Table 1. Parameter selection for tucker decomposition

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      Table 1. Parameter selection for tucker decomposition

      参数参数含义参数范围
      S区域模式特征模数[3, 15]
      T时段模式特征模数[3, 6]
      D日模式特征模数[2, 3]
    • Table 2. The core tensor of dataset in off-season of tourism

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      Table 2. The core tensor of dataset in off-season of tourism

      T1T2T3
      D1D2D3D1D2D3D1D2D3
      S10.12310.00000.00000.27510.00000.00000.00000.00000.0000
      S20.00000.00000.00000.00000.00000.00000.39830.00000.0000
      S30.22240.26170.00000.00000.00000.00000.00000.00000.0000
      S40.00000.00000.00000.00000.00000.37750.00000.00000.0000
      S50.00000.00210.00000.00000.00000.00000.00000.41920.0000
      S60.00050.00000.25640.00000.00000.00000.00030.00120.0000
      S70.00000.09580.00000.00000.29380.04290.00000.00000.0000
      S80.00000.00000.00000.00000.00000.00000.00000.00000.3913
    • Table 3. The core tensor of dataset in peak season of tourism

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      Table 3. The core tensor of dataset in peak season of tourism

      T1T2T3T4
      D1D2D1D2D1D2D1D2
      S10.40050.00000.00000.00000.00000.00000.00000.0000
      S20.00000.00000.00000.00000.00000.00000.00000.3904
      S30.00000.00000.34220.00000.00000.00000.00000.0000
      S40.00000.00000.00000.00000.00000.36180.00000.0000
      S50.00000.00000.00000.00000.27480.00000.00000.0000
      S60.00000.00000.00000.00000.00000.00000.34930.0000
      S70.00000.34270.00000.00000.00300.00010.00620.0000
      S80.00000.00000.00000.35240.00000.00000.00000.0000
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    Jun XU, Yang XU, Lei HU, Zhenbo WANG. Discovering spatio-temporal patterns of human activity on the Qinghai-Tibet Plateau based on crowdsourcing positioning data[J]. Acta Geographica Sinica, 2020, 75(7): 1406

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    Paper Information

    Received: Mar. 29, 2019

    Accepted: --

    Published Online: Jan. 27, 2021

    The Author Email: XU Jun (xujun@lreis.ac.cn)

    DOI:10.11821/dlxb202007006

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