This paper investigates the prospects for the generation of interactive 3D City Models based
on free geo-data available from the OpenStreetMap (OSM) project and public domain height …

Land and space are major driving factors in doing business in urban areas. Cities around
the world are performing land management techniques to achieve sustainable urban …

About one decade has passed since US vice president Al Gore articulated his vision of
Digital Earth (DE). Within this decade, a global multi-resolution and three-dimensional (3D) …

Static redundancy allocation is inappropriate in hard real-time systems that operate in
variable and dynamic environments,(eg, radar tracking, avionics). Adaptive fault tolerance …

Volunteered geographic information (VGI) describes the collaborative and voluntary
collection of any kind of spatial data, and has evolved to become an important source for …

High-quality geographic data sources are eminent for urban data management and the
creation of detailed 3D city models. In the past two decades, Volunteered Geographic …

Volunteered geographic information describes a relatively new phenomenon in
geoinformatics. One of the most popular and most promising examples is OpenStreetMap …

Rights, legal regulations, and practices often arise from societal and scientific developments,
and societal transformations may originate from new legal regulations as well. Basic rights …

While there exist international standards for geospatial metadata (ISO 19115), these are
rarely used in practice for 3D datasets, and one of the OGC standards for 3D city models …

Spatial scientific research has increasingly become multidisciplinary. The need for different
disciplines to share thematic knowledge and information has increased. However, not many …