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author:

Li, Mengmeng (Li, Mengmeng.) [1] (Scholars:李蒙蒙) | Stein, Alfred (Stein, Alfred.) [2] | de Beurs, Kirsten M. (de Beurs, Kirsten M..) [3]

Indexed by:

SCIE

Abstract:

The composition and arrangement of spatial entities, i.e., land cover objects, play a key role in distinguishing land use types from very high resolution (VHR) remote sensing images, in particular in urban environments. This paper presents a new method to characterize the spatial arrangement for urban land use extraction using VHR images. We derive an adjacency unit matrix to represent the spatial arrangement of land cover objects obtained from a VHR image, and use a graph convolutional network to quantify the spatial arrangement by extracting hidden features from adjacency unit matrices. The distribution of the spatial arrangement variables, i.e., hidden features, and the spatial composition variables, i.e., widely used land use indicators, are then estimated. We use a Bayesian method to integrate the variables of spatial arrangement and composition for urban land use extraction. Experiments were conducted using three VHR images acquired in two urban areas: a Pleiades image in Wuhan in 2013, a Superview image in Wuhan in 2019, and a GeoEye image in Oklahoma City in 2012. Our results show that the proposed method provides an effective means to characterize the spatial arrangement of land cover objects, and produces urban land use extractions with overall accuracies (i.e., 86% and 93%) higher than existing methods (i.e., 83% and 88%) that use spatial arrangement information based on building types on the Pleiades and GeoEye datasets. Moreover, it is unnecessary to further categorize the dominant land cover type into finer types for the characterization of spatial arrangement. We conclude that the proposed method has a high potential for the characterization of urban structure using different VHR images, and for the extraction of urban land use in different urban areas.

Keyword:

Graph convolutional networks Spatial arrangement Urban land use VHR images

Community:

  • [ 1 ] [Li, Mengmeng]Fuzhou Univ, Acad Digital China Fujian, Key Lab Spatial Data Min & Informat Sharing, Minist Educ, Fuzhou 350108, Peoples R China
  • [ 2 ] [Stein, Alfred]Univ Twente, Fac Geoinformat Sci & Earth Observat ITC, POB 217, NL-7500 AE Enschede, Netherlands
  • [ 3 ] [de Beurs, Kirsten M.]Univ Oklahoma, Dept Geog & Environm Sustainabil, Norman, OK 73019 USA

Reprint 's Address:

  • 李蒙蒙

    [Li, Mengmeng]Fuzhou Univ, Acad Digital China Fujian, Key Lab Spatial Data Min & Informat Sharing, Minist Educ, Fuzhou 350108, Peoples R China

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Source :

INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION

ISSN: 1569-8432

Year: 2020

Volume: 92

5 . 9 3 3

JCR@2020

7 . 6 0 0

JCR@2023

ESI Discipline: GEOSCIENCES;

ESI HC Threshold:115

JCR Journal Grade:1

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count: 12

SCOPUS Cited Count: 14

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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