Results 11 to 20 of about 5,887 (208)

TOWARDS RULE-GUIDED CLASSIFICATION FOR VOLUNTEERED GEOGRAPHIC INFORMATION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Crowd-sourcing, especially in form of Volunteered Geographic Information (VGI) significantly changed the way geographic data is collected and the products that are generated from them.
A. Loai Ali   +3 more
doaj   +1 more source

ASSESSING ACCIDENT HOTSPOTS BY USING VOLUNTEERED GEOGRAPHIC INFORMATION [PDF]

open access: yesJournal CleanWAS, 2017
Due to the ever-increasing number of vehicles, transportation issues, especially transportation safety have gained great importance. One of the social problems in the world, and particularly in developing countries, which each year imposes great ...
Golnoosh, Mahmoud
doaj   +1 more source

Placial-Discursive Topologies of Violence: Volunteered Geographic Information and the Reproduction of Violent Places in Recife, Brazil

open access: yesISPRS International Journal of Geo-Information, 2022
Knowledge and experiences of violence transform the ways in which individuals perceive the urban landscape, construct and reproduce (un)safety, and make everyday decisions regarding mobility and the use of space.
Cléssio Moura de Souza   +2 more
doaj   +1 more source

Volunteered and crowdsourced geographic information: the OpenStreetMap project

open access: yesJournal of Spatial Information Science, 2020
Advancements in technology over the last two decades have changed how spatial data are created and used. In particular, in the last decade, volunteered geographic information (VGI), i.e., the crowdsourcing of geographic information, has revolutionized ...
Michela Bertolotto   +2 more
doaj   +1 more source

Highlighting Current Trends in Volunteered Geographic Information

open access: yesISPRS 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   +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

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

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