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    Journals >Spacecraft Recovery & Remote Sensing >Volume 45 >Issue 1 >Page 29 > Article
    • Spacecraft Recovery & Remote Sensing
    • Vol. 45, Issue 1, 29 (2024)
    Research on Typical Railway Facilities Extraction Method Based on Comprehensive Satellite Remote Sensing
    Muce YUAN1,3, Jingchuan YAO1,2, Guohui JIAN1,3, Jiliang GUO3, and Zhifeng XIE3
    Author Affiliations
  • 1Railway Engineering Research Institute, China Academy of Railway Sciences Corporation Limited, Beijing 100081, China
  • 2State Key Laboratory for Track System of High-speed Railway, CARS, Beijing 100081, China
  • 3Beijing Tieke Inspection Co Ltd., Beijing 100081, China
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    DOI: 10.3969/j.issn.1009-8518.2024.01.003 Cite this Article
    Muce YUAN, Jingchuan YAO, Guohui JIAN, Jiliang GUO, Zhifeng XIE. Research on Typical Railway Facilities Extraction Method Based on Comprehensive Satellite Remote Sensing[J]. Spacecraft Recovery & Remote Sensing, 2024, 45(1): 29 Copy Citation Text show less
    Mask R-CNN[15]Mask R –CNN[15]
    Fig. 1. Mask R-CNN[15]Mask R –CNN[15]
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    [in Chinese]
    Fig. 2. [in Chinese]
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    [in Chinese]
    Fig. 3. [in Chinese]
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    [in Chinese]
    Fig. 4. [in Chinese]
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    Fig. 5. [in Chinese]
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    支柱型号柱顶尺寸/mm柱底尺寸/mm
    G150/13；G200/13；G250/13500×4001 000×600
    G200/15；G250/15；G300/15；G350/15；G400/15；G450/15；G500/15；G600/15400×4001 200×800
    G250-250/15；G300-250/15；G350-250/15；G400-250/15；G450-250/15400×4001 200×1 200
    GZ200/15；GZ250/15；GZ300/15；GZ350/15；GZ400/15；GZ450/15400×300800×600
    Table 1. Common dimensions of overhead contact line pillars
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    参数名称“北京三号”A卫星TerraSAR-X卫星
    卫星轨道太阳同步轨道太阳同步轨道
    轨道高度/km499.703 7514.8
    空间分辨率/m0.5（全色）；2.0（多光谱）3
    幅宽优于23 km30 km×80 km
    谱段全色：450~700 nm；蓝：450~520 nm；绿：520~590 nm；红：630~690 nm；近红外：770~890 nm
    飞行方向升轨
    极化方式HH
    重访周期4 d11 d
    影像采集日期2022年4月2022年4月
    Table 2. Beijing 3A satellite and TerraSAR-X satellite parameters
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    影像类别实际接触网数量/根正确提取接触网数量/根接触网立柱提取准确率/%
    光学遥感影像12010789.17
    SAR影像12010083.33
    光SAR融合影像12011192.50
    Table 3. Extracting results from different images within the validation area
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    Muce YUAN, Jingchuan YAO, Guohui JIAN, Jiliang GUO, Zhifeng XIE. Research on Typical Railway Facilities Extraction Method Based on Comprehensive Satellite Remote Sensing[J]. Spacecraft Recovery & Remote Sensing, 2024, 45(1): 29
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