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author:

Gai, Xinyi (Gai, Xinyi.) [1] | Li, Mengmeng (Li, Mengmeng.) [2] (Scholars:李蒙蒙) | Chu, Guozhong (Chu, Guozhong.) [3] | Lou, Kangkai (Lou, Kangkai.) [4]

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EI Scopus

Abstract:

Extraction of land use information from very high resolution (VHR) images plays a crucial role in urban planning and management. The study aims to extract urban land use information using VHR images and open geographic data using graph neural networks. We first obtained land cover objects using a semantic segmentation model. The spatial topological relationships between land cover objects were then modeled using graph theory and represented as graph-structured data, in which the attributes of graph nodes were computed based upon points of interest (POI) data and classified land cover map. Last, we used graph neural network to learn high-level structural features for urban land use classification. The proposed method was applied to the core urban area of Fuzhou city, China. Results showed that graph neural networks are effective for urban land use classification from VHR images, and integrating open geographic data further improves the accuracy of urban land use classification to 87% compared to the 84%accuracy obtained by using only VHR images. Our method exhibits high potential for extracting fine-grained urban land use in various urban areas. © COPYRIGHT SPIE. Downloading of the abstract is permitted for personal use only.

Keyword:

Classification (of information) Data integration Graph neural networks Graph theory Image classification Image enhancement Information use Land use Remote sensing Semantics Semantic Web Urban planning

Community:

  • [ 1 ] [Gai, Xinyi]Academy of Digital China (Fujian), Fuzhou University, Fuzhou, China
  • [ 2 ] [Li, Mengmeng]Academy of Digital China (Fujian), Fuzhou University, Fuzhou, China
  • [ 3 ] [Chu, Guozhong]Academy of Digital China (Fujian), Fuzhou University, Fuzhou, China
  • [ 4 ] [Lou, Kangkai]Academy of Digital China (Fujian), Fuzhou University, Fuzhou, China

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ISSN: 0277-786X

Year: 2024

Volume: 12980

Language: English

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 1

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 5

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