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486 Results Found

  • Article
  • Open Access
7 Citations
4,613 Views
14 Pages

Geo-Visualization of Spatial Occupancy on Smart Campus Using Wi-Fi Connection Log Data

  • Zihao Zhao,
  • Tao Wang,
  • Yiru Zhang,
  • Zixiang Wang and
  • Ruixuan Geng

As a typical and special type of urban setting, the university campus usually faces similar challenges as cities raised by high-density inhabitants. The smart campus has been introduced based on the smart city, as concepts, technologies, and solution...

  • Article
  • Open Access
10 Citations
4,768 Views
24 Pages

This article presents the development of a geo-visualization tool, which provides police officers or any other type of law enforcement officer with the ability to conduct the spatiotemporal predictive geo-visualization of criminal activities in short...

(This article belongs to the Special Issue Human-Induced Disaster and Conflict Analysis, Prediction, and Prevention by Geospatial Analytics and Information Systems)
  • Article
  • Open Access
5 Citations
4,761 Views
23 Pages

Interactive Web Mapping Applications for 2D and 3D Geo-Visualization of Persistent Scatterer Interferometry SAR Data

  • Panagiotis Kalaitzis,
  • Michael Foumelis,
  • Christos Vasilakos,
  • Antonios Mouratidis and
  • Nikolaos Soulakellis

Surface motion is a complex, dynamic phenomenon that draws significant scientific attention. This study focuses on the development of a cartographic toolset for the visualization of space-borne Persistent Scatterer Interferometry (PSI) surface motion...

  • Article
  • Open Access
7 Citations
4,552 Views
17 Pages

A Novel Method of Spatiotemporal Dynamic Geo-Visualization of Criminal Data, Applied to Command and Control Centers for Public Safety

  • Mayra Salcedo-Gonzalez,
  • Julio Suarez-Paez,
  • Manuel Esteve,
  • Jon Ander Gómez and
  • Carlos Enrique Palau

This article shows a novel geo-visualization method of dynamic spatiotemporal data that allows mobility and concentration of criminal activity to be study. The method was developed using, only and significantly, real data of Santiago de Cali (Colombi...

  • Article
  • Open Access
6 Citations
7,489 Views
17 Pages

19 September 2014

Analysis of land cover change is one of the major challenges in the remote sensing and GIS domain, especially when multi-temporal or multi-sensor analyses are conducted. One of the reasons is that errors and inaccuracies from multiple datasets (for i...

  • Article
  • Open Access
49 Citations
18,442 Views
23 Pages

GIS and Transport Modeling—Strengthening the Spatial Perspective

  • Martin Loidl,
  • Gudrun Wallentin,
  • Rita Cyganski,
  • Anita Graser and ,
  • Johannes Scholz and
  • Eva Haslauer
  • + 1 author+ 0 author

The movement and transport of people and goods is spatial by its very nature. Thus, geospatial fundamentals of transport systems need to be adequately considered in transport models. Until recently, this was not always the case. Instead, transport re...

  • Article
  • Open Access
24 Citations
9,959 Views
10 Pages

Geovisualization of Mercury Contamination in Lake St. Clair Sediments

  • K. Wayne Forsythe,
  • Chris H. Marvin,
  • Christine J. Valancius,
  • James P. Watt and ,
  • Joseph M. Aversa,
  • Stephen J. Swales,
  • Daniel J. Jakubek and
  • Richard R. Shaker
  • + 3 authors+ 0 author

The Laurentian Great Lakes of North America contain approximately 20% of the earth’s fresh water. Smaller lakes, rivers and channels connect the lakes to the St. Lawrence Seaway, creating an interconnected freshwater and marine ecosystem. The largest...

  • Article
  • Open Access
19 Citations
6,254 Views
17 Pages

Complex Spatial Morphology of Urban Housing Price Based on Digital Elevation Model: A Case Study of Wuhan City, China

  • Zuo Zhang,
  • Xinhai Lu,
  • Min Zhou,
  • Yan Song and ,
  • Xiang Luo and
  • Bing Kuang
  • + 1 author+ 0 author

11 January 2019

In a city, housing price varies with location. Thus, housing price plays an important role in detecting the spatial pattern of the city. Spatial interpolation methods have been widely used for simulating and predicting urban housing prices. In this p...

(This article belongs to the Section Sustainable Urban and Rural Development)
  • Article
  • Open Access
4 Citations
4,816 Views
19 Pages

Swedish emergency services still have relatively limited resources and time for proactive fire prevention. As a result of this, there is an extensive need for strategic working methods and knowledge to take advantage of spatial analyses. In addition,...

  • Article
  • Open Access
1 Citations
959 Views
25 Pages

“Laws” of geography such as Tobler’s First Law (spatial autocorrelation) and Zhu’s Third Law (environmental similarity) offer fundamental principles for spatial prediction and mapping, yet their implications for digital soil m...

(This article belongs to the Special Issue Cartography and Geovisual Analytics)
  • Article
  • Open Access
4 Citations
6,440 Views
21 Pages

Association rule mining on oil and gas data has recently been successfully used to help understand reservoirs; therefore, the visualization and understanding of the discovered association rules based on well locations and subsequent predictions based...

  • Article
  • Open Access
9 Citations
3,997 Views
25 Pages

VR Multiscale Geovisualization Based on UAS Multitemporal Data: The Case of Geological Monuments

  • Ermioni-Eirini Papadopoulou,
  • Apostolos Papakonstantinou,
  • Nikoletta-Anna Kapogianni,
  • Nikolaos Zouros and
  • Nikolaos Soulakellis

29 August 2022

Technological progress in Virtual Reality (VR) and Unmanned Aerial Systems (UASs) offers great advantages in the field of cartography and particularly in the geovisualization of spatial data. This paper investigates the correlation between UAS flight...

(This article belongs to the Section Remote Sensing Image Processing)
  • Article
  • Open Access
10 Citations
4,415 Views
16 Pages

Geovisualization of the Excavation Process in the Lesvos Petrified Forest, Greece Using Augmented Reality

  • Ermioni-Eirini Papadopoulou,
  • Vlasios Kasapakis,
  • Christos Vasilakos,
  • Apostolos Papakonstantinou and ,
  • Nikolaos Zouros,
  • Athanasia Chroni and
  • Nikolaos Soulakellis
  • + 2 authors+ 0 author

Augmented reality (AR), in conjunction with 3D geovisualization methods, can provide significant support in monitoring geoconservation activities in protected geosites, such as the excavation process in fossil sites. The excavation process requires a...

  • Article
  • Open Access
1 Citations
3,901 Views
16 Pages

Geovisualization: A Practical Approach for COVID-19 Spatial Analysis

  • Petr Iakovlevitch Ekel,
  • Sandro Laudares,
  • Adriano José de Barros,
  • Douglas Alexandre Gomes Vieira and ,
  • Carlos Augusto Paiva da Silva Martins and
  • Matheus Pereira Libório
  • + 1 author+ 0 author

4 December 2023

Web Geographic Information Systems (WebGISs) were widely used to monitor COVID-19 cases and deaths during the pandemic. Furthermore, geotechnologies were also very useful in education, public management, tourism, and other areas. Although there are W...

  • Article
  • Open Access
53 Citations
8,087 Views
23 Pages

6 May 2021

Realistic 3D geovisualization is necessary to facilitate the perception of a landscape designer in relation to the environment, which is a determining factor in decision-making in landscape planning and management. In the field of landscape design te...

  • Article
  • Open Access
3 Citations
3,791 Views
23 Pages

Geovisualization and Analysis of Landscape-Level Wildfire Behavior Using Repeat Pass Airborne Thermal Infrared Imagery

  • Keaton Shennan,
  • Douglas A. Stow,
  • Atsushi Nara,
  • Gavin M. Schag and
  • Philip Riggan

16 June 2023

Geovisualization tools can supplement the statistical analyses of landscape-level wildfire behavior by enabling the discovery of nuanced information regarding the relationships between fire spread, topography, fuels, and weather. The objectives of th...

(This article belongs to the Topic Application of Remote Sensing in Forest Fire)
  • Article
  • Open Access
9 Citations
2,864 Views
17 Pages

In this article, we suggest the introduction of a new method of generating AR content, which we propose to call plane-based augmented geovisualizations (PAGs). This method concerns cases in which AR geovisualizations are embedded directly on any plan...

(This article belongs to the Special Issue Cartography and Geomedia)
  • Article
  • Open Access
37 Citations
7,536 Views
15 Pages

Geovisualization Techniques of Spatial Environmental Data Using Different Visualization Tools

  • Dániel Balla,
  • Marianna Zichar,
  • Róbert Tóth,
  • Emőke Kiss and ,
  • Gergő Karancsi and
  • Tamás Mester
  • + 1 author+ 0 author

25 September 2020

The appearance of online map services and frameworks (e.g., KML, QGIS) has increased the possibilities to easily, quickly and—in many cases—cost-effectively publish spatial data stored in databases. The aim of this study is to present the...

(This article belongs to the Special Issue Applications of Cognitive Infocommunications (CogInfoCom))
  • Article
  • Open Access
2 Citations
2,488 Views
17 Pages

21 August 2024

This study focuses on the problem of reconstruction and immersive visualization of cultural heritage objects such as medieval strongholds. Geomatics-specific methods were applied, based on the use of reference data such as maps, topographic databases...

  • Article
  • Open Access
26 Citations
8,897 Views
26 Pages

A Framework Uniting Ontology-Based Geodata Integration and Geovisual Analytics

  • Linfang Ding,
  • Guohui Xiao,
  • Diego Calvanese and
  • Liqiu Meng

In a variety of applications relying on geospatial data, getting insights into heterogeneous geodata sources is crucial for decision making, but often challenging. The reason is that it typically requires combining information coming from different s...

  • Article
  • Open Access
64 Citations
14,068 Views
26 Pages

24 August 2017

The purpose of this study was to develop a robust, fast and markerless mobile augmented reality method for registration, geovisualization and interaction in uncontrolled outdoor environments. We propose a lightweight deep-learning-based object detect...

(This article belongs to the Special Issue Low Power Embedded Sensing: Hardware-Software Design and Applications)
  • Article
  • Open Access
11 Citations
3,355 Views
17 Pages

13 November 2021

The purpose of this paper was to study the influence of cartographic scale and flight design on data acquisition using unmanned aerial systems (UASs) to create augmented reality 3D geovisualization of geosites. The relationship between geographical a...

(This article belongs to the Section Robotics and Automation)
  • Article
  • Open Access
1 Citations
2,783 Views
27 Pages

Geovisualization of Buildings: AI vs. Procedural Modeling

  • Rexhep Nikçi,
  • Robert Župan and
  • Ivana Racetin

16 September 2024

Procedural modeling offers significant advantages over traditional methods of geovisualizing 3D building models, particularly in its use of scripts or machine language for model description. This approach is highly suitable for computer processing an...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
24 Citations
18,699 Views
18 Pages

Visualizing 3D Terrain, Geo-Spatial Data, and Uncertainty

  • Steve Dübel,
  • Martin Röhlig,
  • Christian Tominski and
  • Heidrun Schumann

Visualizing geo-spatial data embedded into a three-dimensional terrain is challenging. The problem becomes even more complex when uncertainty information needs to be presented as well. This paper addresses the question of how to visually communicate...

  • Article
  • Open Access
8 Citations
7,829 Views
46 Pages

19 December 2014

Modern 3D geovisualization systems (3DGeoVSs) are complex and evolving systems that are required to be adaptable and leverage distributed resources, including massive geodata. This article focuses on 3DGeoVSs built based on the principles of service-...

  • Article
  • Open Access
2 Citations
5,536 Views
16 Pages

Obtaining and visualizing the internal state and position information of the remote device using sensors are important aspects of industrial manufacturing. For large-scale geo-sensors that have been recently used, map-based management and visualizati...

  • Article
  • Open Access
1 Citations
10,260 Views
20 Pages

30 December 2011

It is vital to understand what kind of processes for learning that Geovisual Analytics creates, as certain activities and conditions are produced when employing Geovisual Anlytic tools in education. To understand learning processes created by Geovisu...

  • Article
  • Open Access
26 Citations
7,507 Views
24 Pages

A Formalized 3D Geovisualization Illustrated to Selectivity Purpose of Virtual 3D City Model

  • Romain Neuville,
  • Jacynthe Pouliot,
  • Florent Poux,
  • Laurent De Rudder and
  • Roland Billen

Virtual 3D city models act as valuable central information hubs supporting many aspects of cities, from management to planning and simulation. However, we noted that 3D city models are still underexploited and believe that this is partly due to ineff...

(This article belongs to the Special Issue Productive, Livable and Accessible Cities—The Role of 3D City Models)
  • Article
  • Open Access
3 Citations
5,781 Views
22 Pages

Multivariable 3D Geovisualization of Historic and Contemporary Lead Sediment Contamination in Lake Erie

  • K. Wayne Forsythe,
  • Danielle E. Ford,
  • Chris H. Marvin,
  • Richard R. Shaker and ,
  • Michael W. MacDonald and
  • Ryan Wilkinson
  • + 1 author+ 0 author

21 February 2021

Lead sediment contamination in Lake Erie stems from a long history of natural and synthetic resource production. Sediment samples with variable sampling densities were collected by the Canada Centre for Inland Waters in 1971, 1997/1998, and 2014. The...

(This article belongs to the Section Water Pollution)
  • Review
  • Open Access
70 Citations
23,257 Views
16 Pages

27 January 2022

GeoGebra is an interactive geometry, algebra, statistics, and calculus application designed for teaching and learning math, science, and engineering. Its dynamic interface allows its users to accurately and interactively visualize their work, models,...

  • Article
  • Open Access
1 Citations
2,105 Views
15 Pages

To better understand the persistence of residential racial segregation in U.S. cities, it is essential to develop testable, spatially explicit models of racial dynamics. However, the original census data are not formatted in a way that facilitates th...

  • Article
  • Open Access
250 Views
38 Pages

Real-time sensing platforms such as closed-circuit television (CCTV) and unmanned aerial vehicles (UAVs) continuously produce large volumes of urban observation data, yet the path from such streams to map-based visualization is usually built case by...

  • Article
  • Open Access
1,136 Views
27 Pages

Worldwide visual geo-localization aims to predict the geographic coordinates of an image capture location from visual content alone, posing unique challenges due to the vast scale of the Earth’s surface and pervasive visual ambiguity across dis...

  • Article
  • Open Access
1 Citations
2,874 Views
25 Pages

The task of visual geo-localization based on street-view images estimates the geographical location of a query image by recognizing the nearest reference image in a geo-tagged database. This task holds considerable practical significance in domains s...

  • Article
  • Open Access
24 Citations
7,297 Views
19 Pages

Understanding human mobility patterns is of great importance for urban planning, traffic management, and even marketing campaign. However, the capability of capturing detailed human movements with fine-grained spatial and temporal granularity is stil...

  • Article
  • Open Access
18 Citations
5,621 Views
22 Pages

20 November 2022

Visual geo-localization can achieve UAVs (Unmanned Aerial Vehicles) position during GNSS (Global Navigation Satellite System) denial or restriction. However, The performance of visual geo-localization is seriously impaired by illumination variation,...

(This article belongs to the Special Issue Computer Vision and Image Processing)
  • Article
  • Open Access
4 Citations
7,005 Views
23 Pages

Effective management of urban development requires robust decision-support tools, including land suitability analysis and its visual communication. This study introduces and evaluates seven 3D geovisualization methods—Horizontal Planes, Point C...

  • Review
  • Open Access
7 Citations
4,448 Views
16 Pages

Climate change has resulted in the need for adaptation tools to provide stakeholders with the ability to respond to a broad range of potential impacts. Geovisualizations serve as powerful engagement tools due to their capacity in communicating comple...

  • Article
  • Open Access
1,180 Views
41 Pages

Geovisualizations based on open data are increasingly used as public-facing interfaces for communicating geospatial information, yet their evaluation often remains limited to isolated design, usability, or technical aspects. This study addresses that...

(This article belongs to the Special Issue Cartography and Geovisual Analytics)
  • Article
  • Open Access
22 Citations
5,129 Views
23 Pages

Risk management seeks more and more the mobilization of all citizens, including elected representatives and inhabitants. Three-dimensional (3D) geovisualizations have been used between 2009 and 2017 in order to associate citizens to flood mitigation...

(This article belongs to the Special Issue Human-Centered Geovisual Analytics and Visuospatial Display Design)
  • Article
  • Open Access
10 Citations
4,776 Views
16 Pages

Approaches to landscape and urban change analysis are still far away from being fully automatic or operational. For this reason, the concept of Geovisual Analytics is proposed, combining computational and visual/manual processing steps. This contribu...

(This article belongs to the Special Issue Historic Settlement and Landscape Analysis)
  • Editorial
  • Open Access
7 Citations
7,383 Views
5 Pages

Geovisualization: Current Trends, Challenges, and Applications

  • Vassilios Krassanakis,
  • Andriani Skopeliti,
  • Merve Keskin and
  • Paweł Cybulski

14 December 2023

Geovisualization (or Geographic Visualization) represents an interdisciplinary scientific field spanning cartography, geographic information science (GIScience) and technology, computer science and human–computer interaction (HCI), psychology,...

(This article belongs to the Special Issue Geovisualization: Current Trends, Challenges, and Applications)
  • Article
  • Open Access
14 Citations
6,251 Views
18 Pages

Geovisualization of Hydrological Flow in Hexagonal Grid Systems

  • Mingke Li,
  • Heather McGrath and
  • Emmanuel Stefanakis

29 April 2022

Recent research has extended conventional hydrological algorithms into a hexagonal grid and noted that hydrological modeling on a hexagonal mesh grid outperformed that on a rectangular grid. Among the hydrological products, flow routing grids are the...

(This article belongs to the Special Issue Geovisualization: Current Trends, Challenges, and Applications)
  • Article
  • Open Access
288 Views
31 Pages

From Flight Planning to Field Reality: UAV LiDAR Point Density Requirements for Scale-Consistent 3D Geovisualizations

  • Ermioni Eirini Papadopoulou,
  • Dimitrios Kavroudakis and
  • Apostolos Papakonstantinou

1 November 2026

This study examines the link between drone airborne LiDAR point cloud density and cartographic scale, addressing the question of what density is required for scale-consistent 3D geovisualizations. Additionally, it seeks to address the discrepancy bet...

  • Article
  • Open Access
7 Citations
2,801 Views
21 Pages

Strategies for Glacier Retreat Communication with 3D Geovisualization and Open Data Sharing

  • Federica Gaspari,
  • Federico Barbieri,
  • Rebecca Fascia,
  • Francesco Ioli and ,
  • Livio Pinto and
  • Federica Migliaccio
  • + 1 author+ 0 author

Images of melting ice have become powerful symbols of climate change, attracting both public attention and scientific interest. This research uses web technologies to document and communicate the ongoing retreat of the Belvedere Glacier in the Italia...

(This article belongs to the Special Issue Geographic Information Systems and Cartography for a Sustainable World)
  • Article
  • Open Access
15 Citations
12,069 Views
30 Pages

Geovisual Analytics Approach to Exploring Public Political Discourse on Twitter

  • Jonathan K. Nelson,
  • Sterling Quinn,
  • Brian Swedberg,
  • Wanghuan Chu and
  • Alan M. MacEachren

We introduce spatial patterns of Tweets visualization (SPoTvis), a web-based geovisual analytics tool for exploring messages on Twitter (or “tweets”) collected about political discourse, and illustrate the potential of the approach with a case study...

(This article belongs to the Special Issue Recent Developments in Cartography and Display Technologies)
  • Article
  • Open Access
13 Citations
5,376 Views
21 Pages

15 August 2024

This study aims to create virtual reality (VR) geovisualizations using 3D point clouds obtained from airborne LiDAR technology. These visualizations were used to map the current state of river channels and tributaries in the Thessalian Plain, Greece,...

(This article belongs to the Topic Advances in Multi-Scale Geographic Environmental Monitoring: Theory, Methodology and Applications)
  • Article
  • Open Access
5 Citations
5,779 Views
21 Pages

21 February 2022

In this article, geovisualization is used for the presentation and interpretation of spatial analysis results concerning several house attributes. For that purpose, point data for houses in the region of Attica, Greece are analyzed. The data concern...

(This article belongs to the Special Issue Geovisualization: Current Trends, Challenges, and Applications)
  • Article
  • Open Access
29 Citations
9,763 Views
17 Pages

Biotope Area Factor: An Ecological Urban Index to Geovisualize Soil Sealing in Padua, Italy

  • Francesca Peroni,
  • Guglielmo Pristeri,
  • Daniele Codato,
  • Salvatore Eugenio Pappalardo and
  • Massimo De Marchi

23 December 2019

Over the last few years, soil sealing has been recognized as one of the major threats in terms of soil degradation and loss of ecosystem services. Although many efforts have been promoted to increase the awareness of safeguarding soil for stakeholder...

  • Article
  • Open Access
2 Citations
3,051 Views
11 Pages

The use of perspective projection in data visualization has been shown to potentially aid with the perception of small values in datasets with important variations at multiple scales. We integrate perspective charts, which use perspective projection...

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