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Laser & Optoelectronics Progress, Volume. 55, Issue 4, 042803(2018)

Building Extraction Algorithm by Fusing Spectral and Geometrical Features

Manyun He1, Yinglei Cheng1、*, Xiangjiang Liao1, and Zhongyang Zhao1
Author Affiliations
  • 1 College of Information and Navigation, Air Force Engineering University, Xi'an, Shaanxi 710077, China
  • 1 Unit of 94816, Fuzhou, Fujian 350002, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (8)
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    References (16)
    Cited By (10)
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    Figures & Tables(8)
    Algorithm flow chart

    Fig. 1. Algorithm flow chart

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    Transmitting relationship in tensor voting

    Fig. 2. Transmitting relationship in tensor voting

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    Aerial image of Area2

    Fig. 3. Aerial image of Area2

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    LiDAR data of Area2

    Fig. 4. LiDAR data of Area2

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    (a) Traditional tensor voting results and (b) tensor voting results of fusing spectral feature

    Fig. 5. (a) Traditional tensor voting results and (b) tensor voting results of fusing spectral feature

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    Point cloud classification results of (a) traditional tensor voting and (b) improved tensor voting

    Fig. 6. Point cloud classification results of (a) traditional tensor voting and (b) improved tensor voting

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    Comparison of importance index of features

    Fig. 7. Comparison of importance index of features

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    • Table 1. Accuracy analysis

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      Table 1. Accuracy analysis

      RankAlgorithmNumber ofbuildingsI errorII errorQuality /%
      FalseCorrectness /%OmissionCompleteness /%
      ObjectProposed140100192.8692.86
      Traditional0100285.7185.71
      AreaProposed2426044498.1798395.9594.26
      Traditional70997.07353785.4283.27
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    Manyun He, Yinglei Cheng, Xiangjiang Liao, Zhongyang Zhao. Building Extraction Algorithm by Fusing Spectral and Geometrical Features[J]. Laser & Optoelectronics Progress, 2018, 55(4): 042803

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    Paper Information

    Category: Remote Sensing and Sensors

    Received: Oct. 9, 2017

    Accepted: --

    Published Online: Sep. 11, 2018

    The Author Email: Yinglei Cheng (ylcheng718@163.com)

    DOI:10.3788/LOP55.042803

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology