In recent years, systems have been developed which enable users to produce, share and
update information on the web effectively and freely as User Generated Content (UGC) data …

The assessment of data quality from different sources can be considered as a key challenge
in supporting effective geospatial data integration and promoting collaboration in mapping …

One difficulty in integrating geospatial data sets from different sources is variation in feature
classification and semantic content of the data. One step towards achieving beneficial …

It has increasingly been recognised that the future developments in geospatial data
handling will centre on geospatial data on the web: Volunteered Geographic Information …

New, free and fast growing spatial data sources have appeared online, based on
Volunteered Geographic Information (VGI). OpenStreetMap (OSM) is one of the most …

Today, problems of spatial data integration have been further complicated by the rapid
development in communication technologies and the increasing amount of available data …

One of the main functions of spatial information systems such as GIS is the unification and
integration of different data sets and making them available for coherent manipulation and …

Abstract Volunteered Geographic Information (VGI) has been enabled by advances in
positioning, Web mapping, cellular communications and wiki technologies. These …

Studies have analysed the quality of volunteered geographic information (VGI) datasets,
assessing the positional accuracy of features and the completeness of specific attributes …

Common sets of geospatial data, usable across many applications, have been proposed as
a method to promote GIS data sharing. The National Center for Geographic Information and …