Results 21 to 30 of about 7,603 (285)

Assessing Informal Trails Impacts and Fragmentation Effects on Protected Areas using Volunteered Geographic Information [PDF]

open access: yes, 2022
Monteiro, L., & Cabral, P. (2022). Assessing Informal Trails Impacts and Fragmentation Effects on Protected Areas using Volunteered Geographic Information. In C. Grueau, & L.
Cabral, Pedro   +1 more
core   +1 more source

Quantifying Flood Water Levels Using Image-Based Volunteered Geographic Information

open access: yesRemote Sensing, 2020
Many people use smartphone cameras to record their living environments through captured images, and share aspects of their daily lives on social networks, such as Facebook, Instagram, and Twitter.
Yan-Ting Lin   +4 more
doaj   +1 more source

Volunteered Geographic Information for Enhanced Marine Environment Monitoring

open access: yesApplied Sciences, 2018
The ability to detect and monitor oil spills at sea is becoming increasingly important due to the high demand of oil-based products. Remote sensing frameworks have been proven to give accurate results in case of major events; nonetheless, also medium and
Massimo Martinelli, Davide Moroni
doaj   +1 more source

A framework for regional smart energy planning using volunteered geographic information [PDF]

open access: yesAdvances in Geosciences, 2020
This study presents a framework for regional smart energy planning for the optimal location and sizing of small hybrid systems. By using an optimization model – in combination with weather data – various local energy systems are simulated using the ...
J. Valdes   +7 more
doaj   +1 more source

Smartphone-based volunteered geographic information (VGI) for slum mapping in Pokhara City of Nepal [PDF]

open access: yes, 2019
Informal settlements in urban areas are increasing rapidly throughout the world and regularisation of these settlements is being one of the challenging issues. Various study results have shown that conventional cadastral based information system approach
Ranabhat, Kuber, Paudyal, Dev Raj
core   +1 more source

A characterization of Volunteered Geographic Information

open access: yes, 2010
This paper characterizes the Volunteered Geographic Information (VGI) phenomenon and explores comprehensively its relation with SDI. The SDI component view is used as common framework for describing the main characteristics of VGI and as framework for exploring VGI and SDI relation.
Castelein, W.T.   +3 more
openaire   +3 more sources

Maps, volunteered geographic information (VGI) and the spatio-discursive construction of nature

open access: yesDigital Geography and Society, 2022
This paper interrogates the role that spatial media such as maps and Volunteered Geographic Information (VGI) play in the construction and mobilisation of representations of nature.
Juan Astaburuaga   +3 more
doaj   +1 more source

Mining volunteered geographic information for predictive energy data analytics

open access: yesEnergy Informatics, 2018
Background Users create serious amounts of Volunteered Geographic Information (VGI) in Online platforms like OpenStreetMap or in real estate portals. Harvesting such data with the help of business analytics and machine learning methods yield promising ...
Konstantin Hopf
doaj   +1 more source

Volunteered Geographic Information

open access: yes, 2020
Volunteered geographic information (VGI) is spatial data that are gathered and shared by individuals to derive information about the world. VGI has largely been embraced due to the pervasiveness of mobile devices and affordances offered by the locational sensors that are housed within them.
openaire   +1 more source

Volunteered Geographic Information and Computational Geography: New Perspectives

open access: yes, 2012
Volunteered geographic information (VGI), one of the most important types of user-generated web content, has been emerging as a new phenomenon. VGI is contributed by numerous volunteers and supported by web 2.0 technologies.
Jiang, Bin,, Bin Jiang
core   +1 more source

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