Results 71 to 80 of about 66,181 (265)

Flexible Querying of Volunteered Geographic Information for Risk Management [PDF]

Proceedings of the 8th conference of the European Society for Fuzzy Logic and Technology, 2013
The paper presents an approach to manage volunteered geographic information (VGI) to point out anomalous conditions of the environment to help administrators in charge of the governance and maintenance of the territory to plan mitigation and safeguard interventions.
Paolo Arcaini, Gloria Bordogna, Simone Sterlacchini   +2 more
openaire   +4 more sources

Farmers' Participation in Messenger‐Based Social Groups And Its Effects on Performance in Irrigated Areas of Kazakhstan and Uzbekistan

Agribusiness, EarlyView.
ABSTRACT The penetration of information and communication technologies (ICTs) in farming communities is increasing the use of smartphone‐based instant messaging apps. Despite this, the reasons behind participation and the impact on farm productivity in developing countries remain unexplored.
Zafar Kurbanov, Abdusame Tadjiev, Nodir Djanibekov, Ajit Govind, Akmal Akramkhanov   +4 more
wiley   +1 more source

Comparative study of Land Use/Cover classification using Flickr photos, satellite imagery and Corine land cover database [PDF]

, 2014
Ponencias, comunicaciones y pósters presentados en el 17th AGILE Conference on Geographic Information Science "Connecting a Digital Europe through Location and Place", celebrado en la Universitat Jaume I del 3 al 6 de junio de 2014.Volunteered ...
Estima, Jacinto, Fonte, Cidália C., Painho, Marco   +2 more
core   +1 more source

The Role of Coordination Mechanisms and Transaction Costs Promoting Sustainability Performance in Agri‐Food Supply Chains: Evidence From Ecuador

Agribusiness, EarlyView.
ABSTRACT Social tensions and resource depletion pose significant challenges to the agri‐food sector, highlighting the need for coordinated strategies to ensure sustainability in supply chains. Despite its critical importance, the relationship between coordination mechanisms and sustainability performance remains underexplored.
Carlos Moreno‐Miranda, Liesbeth Dries
wiley   +1 more source

A platform to integrate crowdsourced, physical sensor and official geographic information to assist authorities in emergency response [PDF]

, 2017
In this work, a prototype GIS-based platform to integrate Volunteered Geographic Information from various sources with other spatial data is presented, aiming at assisting civil protection authorities in emergency response situations. The platform is now
Cardoso, A., de Almeida, J.-P., Estima, J., Fonte, C., Fontes, D.   +4 more
core  

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
Brovelli, M., Fritz, S., See, L.
core   +1 more source

The Nature of Volunteered Geographic Information

, 2016
This contribution starts from the assumption that volunteered geographic information is a technological, cultural and scientific innovation. It therefore offers first some general background on the context that has fuelled the development of VGI and the lively scientific debates that have accompanied its success. The paper then focuses on the nature of
openaire   +4 more sources

Agricultural Diversification at the Margin. Strategies and Determinants in Italian Mountain and Remote Areas

Agribusiness, EarlyView.
ABSTRACT This paper explores the convergence in on‐farm diversification strategies of agricultural holdings, between remote areas and more central ones. Using Italian farm‐level data, we explore the determinants of diversification strategies across farms.
Gianluca Grilli, Francesco Pagliacci, Paola Gatto   +2 more
wiley   +1 more source

Urban monitoring using NetKDE and VGI: network based kernel density estimation on volunteered geographic information applied to Baghdad, Iraq [PDF]

, 2011
This paper presents a methodology for urban monitoring using volunteered geographic information (VGI) and journalism data Iraq war logs with network based kernel density estimation (NetKDE).
Gasser, Loic, Lachance-Bernard, Nicolas, Produit, Timothée   +2 more
core   +1 more source

From Volunteered Geographic Information to Volunteered Geographic OLAP: A VGI Data Quality-Based Approach

, 2014
Volunteered Geographic Information (VGI) represents a valuable source of information. At the same time this data presents new data quality issues such as credibility. In this paper, we investigate the integration of VGI in Spatial OLAP (SOLAP) systems, which allow analyzing huge volume of geographic datasets. By means of a real case study, we highlight
Bimonte, Sandro, Boucelma, Omar, Machabert, Olivier, Sellami, Sana   +3 more
openaire   +3 more sources