A review of spatially-explicit GeoAI applications in Urban Geography

Urban Geography studies forms, social fabrics, and economic structures of cities from a geographic perspective. Catalysed by the increasingly abundant spatial big data, Urban Geography seeks new models and research paradigms to explain urban phenomena and address urban issues. Recent years have witn...

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Main Authors: Pengyuan Liu, Filip Biljecki
Format: Article
Language:English
Published: Elsevier 2022-08-01
Series:International Journal of Applied Earth Observations and Geoinformation
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1569843222001339
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author Pengyuan Liu
Filip Biljecki
author_facet Pengyuan Liu
Filip Biljecki
author_sort Pengyuan Liu
collection DOAJ
description Urban Geography studies forms, social fabrics, and economic structures of cities from a geographic perspective. Catalysed by the increasingly abundant spatial big data, Urban Geography seeks new models and research paradigms to explain urban phenomena and address urban issues. Recent years have witnessed significant advances in spatially-explicit geospatial artificial intelligence (GeoAI), which integrates spatial studies and AI, primarily focusing on incorporating spatial thinking and concept into deep learning models for urban studies. This paper provides an overview of techniques and applications of spatially-explicit GeoAI in Urban Geography based on 581 papers identified using a systematic review approach. We examined and screened papers in three scopes of Urban Geography (Urban Dynamics, Social Differentiation of Urban Areas, and Social Sensing) and found that although GeoAI is a trending topic in geography and the applications of deep neural network-based methods are proliferating, the development of spatially-explicit GeoAI models is still at their early phase. We identified three challenges of existing models and advised future research direction towards developing multi-scale explainable spatially-explicit GeoAI. This review paper acquaints beginners with the basics of GeoAI and state-of-the-art and serve as an inspiration to attract more research in exploring the potential of spatially-explicit GeoAI in studying the socio-economic dimension of the city and urban life.
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spelling doaj.art-7cf4ab15586c4281a457bc3587d8e9492022-12-22T02:16:05ZengElsevierInternational Journal of Applied Earth Observations and Geoinformation1569-84322022-08-01112102936A review of spatially-explicit GeoAI applications in Urban GeographyPengyuan Liu0Filip Biljecki1Department of Architecture, National University of Singapore, SingaporeDepartment of Architecture, National University of Singapore, Singapore; Department of Real Estate, National University of Singapore, Singapore; Corresponding author at: Department of Architecture, National University of Singapore, Singapore.Urban Geography studies forms, social fabrics, and economic structures of cities from a geographic perspective. Catalysed by the increasingly abundant spatial big data, Urban Geography seeks new models and research paradigms to explain urban phenomena and address urban issues. Recent years have witnessed significant advances in spatially-explicit geospatial artificial intelligence (GeoAI), which integrates spatial studies and AI, primarily focusing on incorporating spatial thinking and concept into deep learning models for urban studies. This paper provides an overview of techniques and applications of spatially-explicit GeoAI in Urban Geography based on 581 papers identified using a systematic review approach. We examined and screened papers in three scopes of Urban Geography (Urban Dynamics, Social Differentiation of Urban Areas, and Social Sensing) and found that although GeoAI is a trending topic in geography and the applications of deep neural network-based methods are proliferating, the development of spatially-explicit GeoAI models is still at their early phase. We identified three challenges of existing models and advised future research direction towards developing multi-scale explainable spatially-explicit GeoAI. This review paper acquaints beginners with the basics of GeoAI and state-of-the-art and serve as an inspiration to attract more research in exploring the potential of spatially-explicit GeoAI in studying the socio-economic dimension of the city and urban life.http://www.sciencedirect.com/science/article/pii/S1569843222001339Urban studiesDeep learningSocio-economicsLocation encoderGraph neural network
spellingShingle Pengyuan Liu
Filip Biljecki
A review of spatially-explicit GeoAI applications in Urban Geography
International Journal of Applied Earth Observations and Geoinformation
Urban studies
Deep learning
Socio-economics
Location encoder
Graph neural network
title A review of spatially-explicit GeoAI applications in Urban Geography
title_full A review of spatially-explicit GeoAI applications in Urban Geography
title_fullStr A review of spatially-explicit GeoAI applications in Urban Geography
title_full_unstemmed A review of spatially-explicit GeoAI applications in Urban Geography
title_short A review of spatially-explicit GeoAI applications in Urban Geography
title_sort review of spatially explicit geoai applications in urban geography
topic Urban studies
Deep learning
Socio-economics
Location encoder
Graph neural network
url http://www.sciencedirect.com/science/article/pii/S1569843222001339
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