Results 31 to 40 of about 386,358 (339)
Using meta-quality to assess the utility of volunteered geographic information for science. [PDF]
Int J Health Geogr, 2017 Langley SA, Messina JP, Moore N.
europepmc +3 more sources
Towards mapping road network patterns from volunteered geographic information: a case of openstreetmap in developing cities [PDF]
Discover CitiesVolunteer-created OpenStreetMap (OSM) provides current and open-access geographic information. In the context of the Neogeography paradigm, Volunteered Geographic Information (VGI), Crowdsourced Geographic Data (CSGD), and Crowdsourced Geographic ...
Farzana Ahad +4 more
doaj +2 more sources
Volunteered Geographic Information: Interpretation, Visualization and Social Context [PDF]
This open access book includes methods for retrieval, semantic representation, and analysis of Volunteered Geographic Information (VGI), geovisualization and user interactions related to VGI, and discusses selected topics in active participation, social ...
semanticscholar +6 more sources
Evacuation time estimate for total pedestrian evacuation using a queuing network model and volunteered geographic information [PDF]
, 2016 Estimating city evacuation time is a non-trivial problem due to the interaction between thousands of individual agents, giving rise to various collective phenomena, such as bottleneck formation, intermittent flow and stop-and-go waves.
Bharat Kunwar +2 more
openalex +6 more sources
International Journal of Digital Earth, 2023 Raw observations (carrier-phase and code observations) from the Global Navigation Satellite System (GNSS) can now be accessed from Android mobile phones (Version 7.0 onwards).
L. See +12 more
semanticscholar +1 more source
Geocarto International, 2023 Understanding the macroscopic spatial-temporal behaviour of hikers plays an important role in targeted planning, marketing and management for regional hiking tourism development.
Ouyi Zhao, Jiaxue Wang
semanticscholar +1 more source
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
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
TOWARDS RULE-GUIDED CLASSIFICATION FOR VOLUNTEERED GEOGRAPHIC INFORMATION [PDF]
ISPRS 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
ISPRS Int. J. Geo Inf., 2022 Spatial data infrastructures (SDIs) have been implemented for the last four decades in most countries. One of the key objectives of SDIs is to ensure the quick availability and accessibility of spatial data.
Munir Ahmad, M. S. H. Khayal, A. Tahir
semanticscholar +1 more source