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Various urban models have been developed and are used in the urban domain, to perform for example air quality calculation, building energy consumption analysis or traffic simulation. The use of urban models, particularly 3D city models representing the structure of a city in three dimensions, is increasing in urban planning. The consequence of an integrated(More)
1 INTRODUCTION Since people settle in cities, urban areas are always undergoing changes caused by redevelopment, refurbishment and new development. The diversification includes single buildings as well as whole districts. The changes of the urban pattern were growing in time and space over the last decades which means that the urban pattern is transformed(More)
Three dimensional digital city models are more and more used in different domains. These models are acquired in different ways and in very different levels of detail, due to sensor limitations or simply because of requirements of the specific scenario. The tendency towards more sophisticated models including semantic information, additional attributes and(More)
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