Estimating ground surface motion from historical maps: A case study in the Zuid-Limburg mining area from 1914 till 1974

This study shows how historical topographic maps of the Zuid-Limburg mining area can be used to estimate the effects of mining activities on vertical ground surface motion. Coal has been the most important energy supplier for the Netherlands from the 19th century until the discovery of the large Slochteren gas field. After 1960, mining of coal...

Automatic enhancement of CityGML LoD2 models with interiors and its usability for net internal area determination

Where Level of Detail (LoD) allow City Geography Markup Language (CityGML) models to be shared over different application domains, only one LoD defines building interiors. As there are potentially numerous applications with a need for building interiors (but not with all the details as defined in LoD4), in order to attain a larger applicability...