Results 11 to 20 of about 20,583 (266)
International Journal of Digital Earth, 2023 Social interactions among online community members contributing to volunteered geographic information (VGI) are a key element and often crucial to VGI project success.
Guiming Zhang, Xi Gong, Di Zhu
doaj +3 more sources
Integrating VGI and 2D hydraulic models into a data assimilation framework for real time flood forecasting and mapping [PDF]
Geo-spatial Information Science, 2019 Crowdsourced data can effectively observe environmental and urban ecosystem processes. The use of data produced by untrained people into flood forecasting models may effectively allow Early Warning Systems (EWS) to better perform while support decision ...
Antonio Annis, Fernando Nardi
doaj +3 more sources
Motivating and Sustaining Participation in VGI [PDF]
, 2017 Volunteers are the key component in the collection of Volunteered Geographic Information (VGI), so what motivates their participation, what strategies work in recruitment and how sustainability of participation can be achieved are key questions that need
Steffen Fritz +2 more
core +6 more sources
, 2017 COST action TD1202 (Mapping and the Citizen Sensor)
Cidália C. Fonte +7 more
semanticscholar +7 more sources
Advancing Science with VGI: Reproducibility and Replicability of Recent Studies using VGI [PDF]
Transactions in GIS, 2017 In scientific research, reproducibility and replicability are requirements to ensure the advancement of our body of knowledge. T his holds true also for VGI - related research and studies.
Cheong F +5 more
core +4 more sources
A Risk-Based Approach for Enhancing the Fitness of Use of VGI
IEEE Access, 2022 Volunteered Geographic Information (VGI) phenomena offer an alternative or supplement to the authoritative mechanism of geospatial data acquisition. It allows people without professional geospatial skills or knowledge to participate in the geospatial ...
Tarek Sboui, Saida Aissi
doaj +2 more sources
Highlighting Current Trends in Volunteered Geographic Information [PDF]
ISPRS International Journal of Geo-Information, 2017 Volunteered Geographic Information (VGI) is a growing area of research. This Special Issue aims to capture the main trends in VGI research based on 16 original papers, and distinguishes between two main areas, i.e., those that deal with the ...
David Jonietz +3 more
doaj +3 more sources
Big Earth Data, 2021 The applications of 3D building models are limited as producing them requires massive labor and time costs as well as expensive devices. In this paper, we aim to propose a novel and web-based interactive platform, VGI3D, to overcome these challenges. The
Hongchao Fan, Gefei Kong, Chaoquan Zhang
doaj +2 more sources
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.
Amir Masoud Forati, Farid Karimipour
openalex +2 more sources
ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015 This paper presents a framework for considering quality control of volunteered geographic information (VGI). Different issues need to be considered during the conception, acquisition and post-acquisition phases of VGI creation.
C. C. Fonte +7 more
doaj +8 more sources