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ISPRS International Journal of Geo-Information, Volume 13, Issue 11

2024 November - 46 articles

Cover Story: Discrete Global Grid Systems (DGGSs) have emerged as a promising approach to enhance modern GIS capabilities. Current DGGSs use low-res simple spherical meshes for efficient operations but require projection between the Earth’s surface and mesh faces, causing unavoidable distortion. High-res spherical meshes offer an opportunity to reduce distortion, albeit with more expensive operations. This paper introduces a novel mesh-based DGGS (MBD) that generalizes efficient operations over spherical meshes. MBD allows high-res meshes to be used as the base polyhedron of a DGGS, notably reducing distortion. To address operational efficiency, this paper introduces novel methods for efficient spatial and hierarchical traversal. Several new base meshes with lower distortion are presented, achieving constant-time operations for high-res mesh-based DGGSs. View this paper
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Articles (46)

  • Article
  • Open Access
2 Citations
1,980 Views
23 Pages

Recently, urban spatial equity has become a research hotspot, but research focuses on the equity of work commuting from different dimensions. This paper aims to determine the fairness difference of work commuting in Chengdu from three different dimen...

  • Article
  • Open Access
4 Citations
3,882 Views
24 Pages

The wind is one of the most important sources of renewable energy. However, it is associated with many challenges, with one of the most notable being determining suitable locations for wind power farms based on different evaluation criteria. In this...

  • Article
  • Open Access
2 Citations
2,643 Views
22 Pages

Integrated Assessment of Security Risk Considering Police Resources

  • Jieying Chen,
  • Weihong Li,
  • Yaxing Li and
  • Yebin Chen

The existing research on security risk often focuses on specific types of crime, overlooking an integrated assessment of security risk by leveraging existing police resources. Thus, we draw on crime geography theories, integrating public security bus...

  • Article
  • Open Access
11 Citations
6,764 Views
23 Pages

TravelRAG: A Tourist Attraction Retrieval Framework Based on Multi-Layer Knowledge Graph

  • Sihan Song,
  • Chuncheng Yang,
  • Li Xu,
  • Haibin Shang,
  • Zhuo Li and
  • Yinghui Chang

A novel framework called TravelRAG is introduced in this paper, which is built upon a large language model (LLM) and integrates Retrieval-Augmented Generation (RAG) with knowledge graphs to create a retrieval system framework designed for the tourism...

  • Article
  • Open Access
2 Citations
1,508 Views
17 Pages

The GF-7 satellite, China’s inaugural sub-meter-level stereoscopic mapping satellite, has been deployed for a wide range of applications, including natural resource investigation, environmental monitoring, fundamental surveying, and the develop...

  • Article
  • Open Access
4 Citations
1,743 Views
23 Pages

Understanding the ecosystem services and their interaction with coal resource development is crucial for formulating sustainable development policies. In this study, we focused on the Yellow River Basin, characterized by both rich coal resources and...

  • Article
  • Open Access
1 Citations
1,995 Views
17 Pages

The shape classification of building objects is crucial in fields such as map generalization and spatial queries. Recently, convolutional neural networks (CNNs) have been used to capture high-level features and classify building shape patterns based...

  • Article
  • Open Access
1 Citations
2,479 Views
20 Pages

Police patrolling intends to enhance traffic safety by mitigating the risks associated with vehicle crashes and accidents. From a view of operations, patrolling requires an effective distribution of resources and often involves area delineations for...

  • Article
  • Open Access
3 Citations
2,163 Views
26 Pages

A Raster-Based Multi-Objective Spatial Optimization Framework for Offshore Wind Farm Site-Prospecting

  • Loukas Katikas,
  • Themistoklis Kontos,
  • Panayiotis Dimitriadis and
  • Marinos Kavouras

Siting an offshore wind project is considered a complex planning problem with multiple interrelated objectives and constraints. Hence, compactness and contiguity are indispensable properties in spatial modeling for Renewable Energy Sources (RES) plan...

  • Article
  • Open Access
4 Citations
2,521 Views
18 Pages

The severe contamination of groundwater supplies in rural areas is a global problem that requires strict environmental measures. Related to this, one of the most important challenges at present is the elimination of local sources of pollution. Theref...

  • Article
  • Open Access
1 Citations
1,712 Views
13 Pages

Expressway traffic accidents often result in severe congestion, with their unpredictable nature complicating timely and effective response measures. This paper presents a comprehensive method for accurately estimating and analyzing the spatiotemporal...

  • Article
  • Open Access
2,726 Views
25 Pages

Urban planning in China is shifting from an administrative unit-based approach to community life circle planning, aiming to align planning units with residents’ actual activity ranges. As the most fundamental life circle, daily life circle (DLC...

  • Article
  • Open Access
5 Citations
12,097 Views
20 Pages

Large language models (LLMs) have demonstrated remarkable capabilities in document processing, data analysis, and code generation. However, the generation of spatial information in a structured and unified format remains a challenge, limiting their i...

  • Article
  • Open Access
11 Citations
1,985 Views
17 Pages

In recent years, global environmental issues have become increasingly prominent. The transportation industry, as the fundamental sector of national economic development, is also characterized by high energy consumption and carbon emissions. Therefore...

  • Article
  • Open Access
6 Citations
3,435 Views
23 Pages

Examining Spatial Accessibility and Equity of Public Hospitals for Older Adults in Songjiang District, Shanghai

  • Mirkamiljan Mahmut,
  • Pei Yin,
  • Bozhezi Peng,
  • Jiani Wu,
  • Tao Wang,
  • Shengqiang Yuan and
  • Yi Zhang

In developing countries, aging is rapid and new towns in suburban and rural districts are emerging. However, the spatial accessibility and equity of healthcare services for older adults in new towns is rarely examined. This study is among the earlies...

  • Article
  • Open Access
4 Citations
2,531 Views
20 Pages

The visual evaluation and characteristic analysis of urban rivers are pivotal for advancing our understanding of urban waterscapes and their surrounding environments. Unmanned aerial vehicles (UAVs) offer significant advantages over traditional satel...

  • Article
  • Open Access
4 Citations
2,180 Views
17 Pages

State-owned agricultural land is an asset that the state must manage in a responsible and transparent manner. Agricultural land is extremely important for farmers as it enables them to carry out agricultural activities. Due to its importance to farme...

  • Article
  • Open Access
14 Citations
7,915 Views
14 Pages

The analysis of large amounts of vessel trajectory data can facilitate more complex traffic management and route planning, thereby reducing the risk of accidents. The application of deep learning methods in vessel trajectory prediction is becoming mo...

  • Article
  • Open Access
3 Citations
2,791 Views
22 Pages

Cities are in constant development, both structurally and demographically, necessitating careful planning to enhance their orderliness and livability. This research focuses on identifying development directions and routes for the Kyrenia White Zone,...

  • Article
  • Open Access
4 Citations
2,648 Views
20 Pages

Multi-scale electronic map tiles are important basic geographic information data, and an approach based on deep learning is being used to generate multi-scale map tiles. Although generative adversarial networks (GANs) have demonstrated great potentia...

  • Article
  • Open Access
3,045 Views
15 Pages

Space–Time Analysis of the COVID-19 Pandemic and Its Relationship with Socioeconomic and Demographic Variables in the Metropolitan Region of São Paulo, Brazil

  • Keila Valente de Souza de Santana,
  • Aluízio Marino,
  • Gabriela Rosa Martins,
  • Pedro Henrique Barbosa Muniz Lima,
  • Pedro Henrique Rezende Mendonça and
  • Raquel Rolnik

This study sought to identify clusters of a high and low risk of incidence and mortality from COVID-19 throughout the pandemic period, from 2020 to 2022, in the Metropolitan Region of São Paulo (MRSP), analyzing their relationship with socioec...

  • Article
  • Open Access
4 Citations
2,084 Views
19 Pages

The carbon sequestration capacity of vegetation is the key to the carbon cycle in terrestrial ecosystems. It is significant to analyze the spatiotemporal variation and influencing factors of vegetation carbon sequestration ability to improve territor...

  • Article
  • Open Access
1 Citations
1,654 Views
19 Pages

Predicting the distribution of people in the time window approaching a disaster is crucial for post-disaster assistance activities and can be useful for evacuation route selection and shelter planning. However, two major limitations have not yet been...

  • Article
  • Open Access
4 Citations
2,137 Views
26 Pages

To promote sustainable hierarchical management, it is essential to understand the complex relationships within and underlying causes of supply–demand changes in water-related ecosystem services (WESs) across different spatial scales and landsca...

  • Article
  • Open Access
2 Citations
4,217 Views
26 Pages

A Localized Evaluation of Surface Water Quality Using GIS-Based Water Quality Index along Satpara Watershed Skardu Baltistan, Pakistan

  • Ali Muhammad,
  • Donghui Shangguan,
  • Ghulam Rasool,
  • Amjad Ali Khan,
  • Asim Qayyum Butt,
  • Ayesha Hussain and
  • Muhammad Ahsan Mukhtar

Surface water quality in Skardu, Gilgit-Baltistan, Pakistan, is of immense importance because of the city’s dependence on these resources for domestic uses, agriculture, and drinking water. The water quality index (WQI) was integrated with the...

  • Article
  • Open Access
5 Citations
2,335 Views
25 Pages

Overhead transmission lines are widely deployed across both mountainous and plain areas and serve as a critical infrastructure for China’s electric power industry. The rapid advancement of three-dimensional (3D) laser scanning technology, with...

  • Article
  • Open Access
2 Citations
4,002 Views
20 Pages

Tourism cultural image is vital for conveying the cultural essence of a destination, enhancing tourists’ cultural understanding and engagement. However, traditional tourism cultural maps often face challenges in clearly defining cultural themes...

  • Article
  • Open Access
3 Citations
1,599 Views
15 Pages

The exploitation of coal resources has caused problems such as ground deformation, affecting the ecological environment. Spatiotemporal varying characteristics between land subsidence and ecological environmental quality (EEQ) are an important resear...

  • Article
  • Open Access
2 Citations
1,991 Views
17 Pages

Unmanned aerial systems (UASs) offer a less invasive solution for accessing remote areas and sites, making them valuable in Architecture, Engineering, Construction, and Operation (AECO). Their ease of use, ability to reach previously inaccessible are...

  • Article
  • Open Access
2 Citations
1,595 Views
19 Pages

Spatio-Temporal Variation in Pluvial Flash Flood Risk in the Lhasa River Basin, 1991–2020

  • Xiaoran Fu,
  • Zhonggen Wang,
  • Hongquan Sun,
  • Dong Wang,
  • Jiayu Tian,
  • Pingping Sun,
  • Xin Su and
  • Liaofeng Liang

The analysis of temporal and spatial variability in risk has garnered significant research attention, particularly regarding flash flood disasters in the context of warming and wetting conditions on the Qinghai–Tibetan Plateau. Focusing on the...

  • Article
  • Open Access
11 Citations
3,759 Views
26 Pages

Future Site Suitability for Urban Waste Management in English Bazar and Old Malda Municipalities, West Bengal: A Geospatial and Machine Learning Approach

  • Suresh Mondal,
  • Mst Tania Parveen,
  • Asraful Alam,
  • Rukhsana,
  • Nazrul Islam,
  • Beata Calka,
  • Bashar Bashir and
  • Mohamed Zhran

The rapid urbanization occurring globally has significantly intensified the challenges of waste management in densely populated metropolitan areas. A growing amount of waste has become a major concern for municipal authorities and local governments d...

  • Review
  • Open Access
2 Citations
2,527 Views
23 Pages

The use of passive optical remote sensing (RS) has a rich history in precision viticulture (PV), with the use of RS technologies being employed in a myriad of PV applications. The present work undertakes a scoping review to examine past and current t...

  • Article
  • Open Access
4 Citations
1,774 Views
23 Pages

To address the challenges that convolutional neural networks (CNNs) face in extracting small objects and handling class imbalance in remote sensing imagery, this paper proposes a novel spatial contextual information and multiscale feature fusion enco...

  • Article
  • Open Access
1 Citations
1,247 Views
29 Pages

Vehicle detection is an important part of modern intelligent transportation systems. At present, complex deep learning algorithms are often used for vehicle detection and tracking, but high-precision detection results are often obtained at the cost o...

  • Article
  • Open Access
2 Citations
1,296 Views
22 Pages

The identification of spatiotemporal heterogeneity, its key determinants, and the interaction effects between the driving factors of urban resilience (UR) within and between subregions is fundamental for understanding its underlying mechanisms. A res...

  • Article
  • Open Access
14 Citations
5,798 Views
27 Pages

A Novel Approach for Ex Situ Water Quality Monitoring Using the Google Earth Engine and Spectral Indices in Chilika Lake, Odisha, India

  • Subhasmita Das,
  • Debabrata Nandi,
  • Rakesh Ranjan Thakur,
  • Dillip Kumar Bera,
  • Duryadhan Behera,
  • Bojan Đurin and
  • Vlado Cetl

Chilika Lake, a RAMSAR site, is an environmentally and ecologically pivotal coastal lagoon in India facing significant emerging environmental challenges due to anthropogenic activities and natural processes. Traditional in situ water quality monitori...

  • Article
  • Open Access
3 Citations
1,921 Views
14 Pages

Hospital selection patterns are essential for evaluating medical accessibility and optimizing resource management. In the absence of medical records, early studies primarily used accessibility functions to estimate potential selection probabilities (...

  • Article
  • Open Access
1 Citations
3,117 Views
18 Pages

The search for environmental data typically involves lexical approaches, where query terms are matched with metadata records based on measures of term frequency. In contrast, dense retrieval approaches employ language models to comprehend the context...

  • Article
  • Open Access
4 Citations
4,424 Views
23 Pages

Population mobility between cities significantly affects traffic congestion, disease spread, and societal well-being. As globalization and urbanization accelerate, understanding the dynamics of population mobility becomes increasingly important. Trad...

  • Article
  • Open Access
6 Citations
3,385 Views
25 Pages

Urban land use classification plays a significant role in urban studies and provides key guidance for urban development. However, existing methods predominantly rely on either raster structure deep features through convolutional neural networks (CNNs...

  • Article
  • Open Access
4 Citations
2,733 Views
19 Pages

A GIS-Based Framework to Analyze the Behavior of Urban Greenery During Heatwaves Using Satellite Data

  • Barbara Cardone,
  • Ferdinando Di Martino,
  • Cristiano Mauriello and
  • Vittorio Miraglia

This work proposes a new unsupervised method to evaluate the behavior of urban green areas in the presence of heatwave scenarios by analyzing three indices extracted from satellite data: the Normalized Difference Vegetation Index (NDVI), the Normaliz...

  • Article
  • Open Access
2 Citations
1,349 Views
20 Pages

Monitoring row centerlines during early growth stages is essential for effective production management. However, detection becomes more challenging due to weed interference and crop row intersection in images. This study proposed an enhanced Region o...

  • Article
  • Open Access
6 Citations
4,202 Views
20 Pages

Multi-Objective Optimization of Urban Gas Station Site Selection Under Territorial Spatial Planning Constraints

  • Jie Zhu,
  • Mengyao Zhu,
  • Li Chen,
  • Li Luo,
  • Weihua Wang,
  • Xueming Zhu and
  • Yizhong Sun

The traditional process for selecting urban gas station sites often emphasizes economic benefits and return on investment, frequently overlooking mandatory and guiding constraints established by territorial spatial planning regulations. This neglect...

  • Article
  • Open Access
2 Citations
26,322 Views
18 Pages

Mining spatiotemporal mobility patterns is crucial for optimizing urban planning, enhancing transportation systems, and improving public safety by providing useful insights into human movement and behavior over space and time. As an unsupervised lear...

  • Article
  • Open Access
1 Citations
2,968 Views
29 Pages

Recent advancements in geospatial technologies have significantly expanded the volume and diversity of geospatial data, unlocking new and innovative applications that require novel Geographic Information Systems (GIS). (Discrete) Global Grid Systems...

  • Article
  • Open Access
3 Citations
2,287 Views
16 Pages

Despite the efforts to examine the influence of urban forms on CO2 emissions, most studies have mainly measured urban forms from a two-dimensional perspective, with relatively little attention given to three-dimensional urban forms and their causal r...

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ISPRS Int. J. Geo-Inf. - ISSN 2220-9964