Results 41 to 50 of about 19,818 (257)
Volunteered Geographic Information (VGI) in Spatial Data Infrastructure (SDI) Continuum
EAI Endorsed Transactions on Internet of Things, 2023 Spatial data infrastructure (SDI) is a system that supports the management and use of geospatial data and related resources. It involves the creation and maintenance of a network of organizations, people, and technology that enables the sharing of ...
K. Shahi
semanticscholar +1 more source
Geo-spatial Information Science, 2023 Geographical studies of outdoor activities have increased in recent years with the rise in popularity of these activities worldwide, including in Japan. Volunteered geographic information (VGI) is a key tool for organizing outdoor activities as it offers
Jun Yamashita +3 more
doaj +1 more source
Cartography and Geographic Information Science, 2023 Volunteered geographic information (VGI) offers a solution to inequalities in authoritative map data that can limit our response to humanitarian crises. However, sustaining voluntary contributions of map data can be difficult and hybrid machine learning ...
Kirsty Watkinson +2 more
semanticscholar +1 more source
Hydrology, 2023 The primary objective of this study was to examine the quality of volunteered geographic information (VGI) data for flood mapping of Hurricane Harvey. As a crowdsourcing platform, the U-Flood project mapped flooded streets in the Houston metro area. This
T. E. Chow, Joyce Chien, K. Meitzen
semanticscholar +1 more source
VGI: smart grid integration of electric vehicles
Journal of Engineering Sciences and Innovation, 2023 The integration of electrified vehicles (EVs) of any kind (electric or hybrid) into the power grid (VGI) has become necessary with the significant increase in the number of such vehicles.
Andrei Marinescu, Nicolae Golovanov
semanticscholar +1 more source
A VGI Quality Assessment Method for VGI based on Trustworthiness [PDF]
GI_Forum, 2016 Recent advances in technology have greatly transformed how geographic information is produced and have led to the phenomenon of Volunteered Geographic Information (VGI). VGI allows people with little geographical knowledge to contribute in the creation of maps and other kinds of geographic information.
Farid Karimipour, Amir Masoud Forati
openaire +1 more source
Evaluating the usefulness of VGI from Waze for the reporting of flash floods
Scientific Reports, 2022 Using volunteered geographic information (VGI) to supplement disaster risk management systems, including forecasting, risk assessment, and disaster recovery, is increasingly popular.
Chris Lowrie +4 more
semanticscholar +1 more source
Using VGI and Social Media Data to Understand Urban Green Space: A Narrative Literature Review
ISPRS Int. J. Geo Inf., 2021 Volunteered Geographical Information (VGI) and social media can provide information about real-time perceptions, attitudes and behaviours in urban green space (UGS). This paper reviews the use of VGI and social media data in research examining UGS.
N. Cui +3 more
semanticscholar +1 more source
A Shared Perspective for PGIS and VGI [PDF]
The Cartographic Journal, 2016 This paper reviews persistent principles of participation processes. On the basis of a review of recent interrogations of the (Public) Participatory Geographic Information Systems (P)PGIS and Volunteered Geographic Information (VGI) approaches, a summary of five prevailing principles in participatory spatial information handling is presented.
Verplanke, J +4 more
openaire +4 more sources
Systems, 2023 The latest advances in spatial information technology have led to the emergence of Volunteered Geographic Information (VGI) as enrichment to existing spatial data sources.
Tarek Sboui, Saida Aissi
doaj +1 more source